{"transactions":[{"id":1851756,"issuer":{"id":77038,"kind":"organization","name":"Sage Therapeutics, Inc.","symbol":"SAGE"},"owners":[{"id":105515,"kind":"person","name":"STARR KEVIN P","position":1,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2023-06-16T16:05:30.000Z","date":"2023-06-15","kind":"grant","planned":false,"acquired":true,"shares":10000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The stock option award was issued pursuant to the Sage Therapeutics, Inc. 2014 Stock Option and Incentive Plan in accordance with the terms of the Amended and Restated Non-Employee Director Compensation Policy. The option will vest in full upon the earlier to occur of June 15, 2024 or the day immediately prior to the 2024 Annual Meeting of Sage's stockholders, subject to continued service as a director on such date."}],"balance_after":10000,"derivative":{"exercise_price":56.1,"expiration_date":"2033-06-15","underlying":"Common Stock","underlying_shares":10000},"source":{"system":"sec-edgar","filing":"0001562180-23-005259","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000156218023005259/primarydocument.xml","form_type":"4"}},{"id":2227255,"issuer":{"id":77038,"kind":"organization","name":"Sage Therapeutics, Inc.","symbol":"SAGE"},"owners":[{"id":105515,"kind":"person","name":"STARR KEVIN P","position":1,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2022-06-17T16:35:18.000Z","date":"2022-06-16","kind":"grant","acquired":true,"shares":9947,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The stock option award was issued pursuant to the Sage Therapeutics, Inc. 2014 Stock Option and Incentive Plan in accordance with the terms of the Amended and Restated Non-Employee Director Compensation Policy. The option will vest in full upon the earlier to occur of June 16, 2023 or the day immediately prior to the 2023 Annual Meeting of Sage's stockholders, subject to continued service as a director on such date."}],"balance_after":9947,"derivative":{"exercise_price":31.36,"expiration_date":"2032-06-16","underlying":"Common Stock","underlying_shares":9947},"source":{"system":"sec-edgar","filing":"0001562180-22-005200","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000156218022005200/primarydocument.xml","form_type":"4"}},{"id":2511171,"issuer":{"id":15754,"kind":"organization","name":"Jounce Therapeutics, Inc.","symbol":"JNCE"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-11-16T19:57:50.000Z","date":"2021-11-12","kind":"sale","acquired":false,"shares":1900000,"price":8.38,"value":15922000.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.30 to $8.85, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These shares are directly held by Third Rock Ventures III, L.P. (\"TRV III\"). The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III\"). The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":1148780,"source":{"system":"sec-edgar","filing":"0000899243-21-044916","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321044916/doc4.xml","form_type":"4"}},{"id":2514654,"issuer":{"id":5969,"kind":"organization","name":"Fulcrum Therapeutics, Inc."},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-11-12T17:26:03.000Z","date":"2021-11-10","kind":"other","acquired":false,"shares":1000000,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to a 10b5-1 trading plan adopted on September 8, 2021 by Third Rock Ventures III, L.P. (\"TRV III\"), TRV III distributed for no consideration, 1,000,000 shares of Common Stock of the Issuer (the \"Shares\") on November 10, 2021, to its limited partners and to Third Rock Ventures GP III, L.P. (\"TRV GP III\"), the general partner of TRV III, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP III distributed, for no consideration, the Shares it received in the distribution by TRV III to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to a 10b5-1 trading plan adopted on September 8, 2021 by Third Rock Ventures III, L.P. (\"TRV III\"), TRV III distributed for no consideration, 1,000,000 shares of Common Stock of the Issuer (the \"Shares\") on November 10, 2021, to its limited partners and to Third Rock Ventures GP III, L.P. (\"TRV GP III\"), the general partner of TRV III, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP III distributed, for no consideration, the Shares it received in the distribution by TRV III to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These shares are directly held by TRV III. The general partner of TRV III is TRV GP III. The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":3962202,"source":{"system":"sec-edgar","filing":"0000899243-21-044424","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000089924321044424/doc4.xml","form_type":"4"}},{"id":2559716,"issuer":{"id":5969,"kind":"organization","name":"Fulcrum Therapeutics, Inc."},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-09-24T16:13:34.000Z","date":"2021-09-22","kind":"other","acquired":false,"shares":1000000,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to a 10b5-1 trading plan adopted on March 30, 2021 by Third Rock Ventures III, L.P. (\"TRV III\"), TRV III distributed for no consideration, 1,000,000 shares of Common Stock of the Issuer (the \"Shares\") on September 22, 2021, to its limited partners and to Third Rock Ventures GP III, L.P. (\"TRV GP III\"), the general partner of TRV III, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP III distributed, for no consideration, the Shares it received in the distribution by TRV III to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to a 10b5-1 trading plan adopted on March 30, 2021 by Third Rock Ventures III, L.P. (\"TRV III\"), TRV III distributed for no consideration, 1,000,000 shares of Common Stock of the Issuer (the \"Shares\") on September 22, 2021, to its limited partners and to Third Rock Ventures GP III, L.P. (\"TRV GP III\"), the general partner of TRV III, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP III distributed, for no consideration, the Shares it received in the distribution by TRV III to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These shares are directly held by TRV III. The general partner of TRV III is TRV GP III. The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":4962202,"source":{"system":"sec-edgar","filing":"0000899243-21-037614","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000089924321037614/doc4.xml","form_type":"4"}},{"id":2566333,"issuer":{"id":15754,"kind":"organization","name":"Jounce Therapeutics, Inc.","symbol":"JNCE"},"owners":[{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":1,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":2,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":3,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-09-17T16:15:22.000Z","date":"2021-09-15","kind":"other","acquired":false,"shares":1750000,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to a 10b5-1 trading plan adopted on November 18, 2020 by Third Rock Ventures II, L.P. (\"TRV II\"), TRV II distributed for no consideration, 1,750,000 shares of Common Stock of the Issuer (the \"Shares\") on September 15, 2021, to its limited partners and to Third Rock Ventures GP II, L.P. (\"TRV GP II\"), the general partner of TRV II, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP II distributed, for no consideration, the Shares it received in the distribution by TRV II to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to a 10b5-1 trading plan adopted on November 18, 2020 by Third Rock Ventures II, L.P. (\"TRV II\"), TRV II distributed for no consideration, 1,750,000 shares of Common Stock of the Issuer (the \"Shares\") on September 15, 2021, to its limited partners and to Third Rock Ventures GP II, L.P. (\"TRV GP II\"), the general partner of TRV II, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP II distributed, for no consideration, the Shares it received in the distribution by TRV II to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These shares are directly held by TRV II. The general partner of TRV II is TRV GP II. The general partner of TRV GP II is TRV GP II, LLC (\"TRV GP II LLC\"). The individual managers of TRV GP II LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":2697829,"source":{"system":"sec-edgar","filing":"0000899243-21-036411","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321036411/doc4.xml","form_type":"4"}},{"id":2663215,"issuer":{"id":77038,"kind":"organization","name":"Sage Therapeutics, Inc.","symbol":"SAGE"},"owners":[{"id":105515,"kind":"person","name":"STARR KEVIN P","position":1,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-06-17T09:15:13.000Z","date":"2021-06-16","kind":"purchase","acquired":true,"shares":17842,"price":56.0466,"value":999983.4372,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction was executed in multiple trades at prices ranging from $56.0447 USD to $56.9527 USD. The price reported above reflects the weighted average purchase price. The issuer hereby undertakes to provide, upon request, to the SEC staff or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":320659,"source":{"system":"sec-edgar","filing":"0001562180-21-004343","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000156218021004343/primarydocument.xml","form_type":"4"}},{"id":2670486,"issuer":{"id":15754,"kind":"organization","name":"Jounce Therapeutics, Inc.","symbol":"JNCE"},"owners":[{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":1,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":2,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":3,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-06-14T16:19:56.000Z","date":"2021-06-10","kind":"other","acquired":false,"shares":1500000,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to a 10b5-1 trading plan adopted on November 18, 2020 by Third Rock Ventures II, L.P. (\"TRV II\"), TRV II distributed for no consideration, 1,500,000 shares of Common Stock of the Issuer (the \"Shares\") on June 10, 2021, to its limited partners and to Third Rock Ventures GP II, L.P. (\"TRV GP II\"), the general partner of TRV II, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP II distributed, for no consideration, the Shares it received in the distribution by TRV II to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to a 10b5-1 trading plan adopted on November 18, 2020 by Third Rock Ventures II, L.P. (\"TRV II\"), TRV II distributed for no consideration, 1,500,000 shares of Common Stock of the Issuer (the \"Shares\") on June 10, 2021, to its limited partners and to Third Rock Ventures GP II, L.P. (\"TRV GP II\"), the general partner of TRV II, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP II distributed, for no consideration, the Shares it received in the distribution by TRV II to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These shares are directly held by TRV II. The general partner of TRV II is TRV GP II. The general partner of TRV GP II is TRV GP II, LLC (\"TRV GP II LLC\"). The individual managers of TRV GP II LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":4447829,"source":{"system":"sec-edgar","filing":"0000899243-21-023555","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321023555/doc4.xml","form_type":"4"}},{"id":2671554,"issuer":{"id":77038,"kind":"organization","name":"Sage Therapeutics, Inc.","symbol":"SAGE"},"owners":[{"id":105515,"kind":"person","name":"STARR KEVIN P","position":1,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2021-06-11T16:07:17.000Z","date":"2021-06-10","kind":"grant","acquired":true,"shares":10000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The stock option award was issued pursuant to the Sage Therapeutics, Inc. 2014 Stock Option and Incentive Plan in accordance with the terms of the Amended and Restated Non-Employee Director Compensation Policy. The option will vest in full upon the earlier to occur of June 10, 2022 or the day immediately prior to the 2022 Annual Meeting of Sage's stockholders, subject to continued service as a director on such date."}],"balance_after":10000,"derivative":{"exercise_price":76.09,"expiration_date":"2031-06-10","underlying":"Common Stock","underlying_shares":10000},"source":{"system":"sec-edgar","filing":"0001562180-21-004204","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000156218021004204/primarydocument.xml","form_type":"4"}},{"id":2679577,"issuer":{"id":606,"kind":"organization","name":"Revolution Medicines, Inc.","symbol":"RVMD"},"owners":[{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":1,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":2,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":3,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-06-07T18:10:38.000Z","date":"2021-06-04","kind":"sale","acquired":false,"shares":164996,"price":30.23,"value":4987829.08,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.10 to $30.76, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3)."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These shares are directly held by Third Rock Ventures II, L.P. (\"TRV II\"). The general partner of TRV II is Third Rock Ventures GP II, L.P. (\"TRV GP II\"). The general partner of TRV GP II is TRV GP II, LLC (\"TRV GP II LLC\"). The individual managers of TRV GP II LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0000899243-21-022345","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321022345/doc4.xml","form_type":"4"}},{"id":2679576,"issuer":{"id":606,"kind":"organization","name":"Revolution Medicines, Inc.","symbol":"RVMD"},"owners":[{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":1,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":2,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":3,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-06-07T18:10:38.000Z","date":"2021-06-03","kind":"sale","acquired":false,"shares":378117,"price":30.2,"value":11419133.4,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.00 to $30.50, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1)."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These shares are directly held by Third Rock Ventures II, L.P. (\"TRV II\"). The general partner of TRV II is Third Rock Ventures GP II, L.P. (\"TRV GP II\"). The general partner of TRV GP II is TRV GP II, LLC (\"TRV GP II LLC\"). The individual managers of TRV GP II LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":164996,"source":{"system":"sec-edgar","filing":"0000899243-21-022345","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321022345/doc4.xml","form_type":"4"}},{"id":2693747,"issuer":{"id":606,"kind":"organization","name":"Revolution Medicines, Inc.","symbol":"RVMD"},"owners":[{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":1,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":2,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":3,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-05-27T17:43:46.000Z","date":"2021-05-26","kind":"sale","acquired":false,"shares":1231204,"price":30.53,"value":37588658.12,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.50 to $31.14, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3)."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These shares are directly held by Third Rock Ventures II, L.P. (\"TRV II\"). The general partner of TRV II is Third Rock Ventures GP II, L.P. (\"TRV GP II\"). The general partner of TRV GP II is TRV GP II, LLC (\"TRV GP II LLC\"). The individual managers of TRV GP II LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares"}],"balance_after":543113,"source":{"system":"sec-edgar","filing":"0000899243-21-020885","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321020885/doc4.xml","form_type":"4"}},{"id":2693746,"issuer":{"id":606,"kind":"organization","name":"Revolution Medicines, Inc.","symbol":"RVMD"},"owners":[{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":1,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":2,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":3,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-05-27T17:43:46.000Z","date":"2021-05-25","kind":"sale","acquired":false,"shares":135000,"price":30.93,"value":4175550.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.85 to $31.25, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1)."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These shares are directly held by Third Rock Ventures II, L.P. (\"TRV II\"). The general partner of TRV II is Third Rock Ventures GP II, L.P. (\"TRV GP II\"). The general partner of TRV GP II is TRV GP II, LLC (\"TRV GP II LLC\"). The individual managers of TRV GP II LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares"}],"balance_after":1774317,"source":{"system":"sec-edgar","filing":"0000899243-21-020885","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321020885/doc4.xml","form_type":"4"}},{"id":2693745,"issuer":{"id":15754,"kind":"organization","name":"Jounce Therapeutics, Inc.","symbol":"JNCE"},"owners":[{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":1,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":2,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":3,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-05-27T17:42:04.000Z","date":"2021-05-25","kind":"sale","acquired":false,"shares":552520,"price":8,"value":4420160.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.00 to $8.06, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1)."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These shares are directly held by Third Rock Ventures II, L.P. (\"TRV II\"). The general partner of TRV II is Third Rock Ventures GP II, L.P. (\"TRV GP II\"). The general partner of TRV GP II is TRV GP II, LLC (\"TRV GP II LLC\"). The individual managers of TRV GP II LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":5947829,"source":{"system":"sec-edgar","filing":"0000899243-21-020883","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321020883/doc4.xml","form_type":"4"}},{"id":2721226,"issuer":{"id":1156,"kind":"organization","name":"Nurix Therapeutics, Inc.","symbol":"NRIX"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-05-10T16:41:16.000Z","date":"2021-05-06","kind":"other","acquired":false,"shares":1085784,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to a 10b5-1 trading plan adopted on October 29, 2020 by Third Rock Ventures III, L.P. (\"TRV III\"), TRV III distributed for no consideration, 1,085,784 shares of Common Stock of the Issuer (the \"Shares\") on May 6, 2021 to its limited partners and to Third Rock Ventures GP III, L.P. (\"TRV GP III\"), the general partner of TRV III, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP III distributed, for no consideration, the Shares it received in the distribution by TRV III to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to a 10b5-1 trading plan adopted on October 29, 2020 by Third Rock Ventures III, L.P. (\"TRV III\"), TRV III distributed for no consideration, 1,085,784 shares of Common Stock of the Issuer (the \"Shares\") on May 6, 2021 to its limited partners and to Third Rock Ventures GP III, L.P. (\"TRV GP III\"), the general partner of TRV III, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP III distributed, for no consideration, the Shares it received in the distribution by TRV III to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These shares are directly held by TRV III. The general partner of TRV III is TRV GP III. The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":3422549,"source":{"system":"sec-edgar","filing":"0000899243-21-018932","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321018932/doc4.xml","form_type":"4"}},{"id":2789455,"issuer":{"id":15754,"kind":"organization","name":"Jounce Therapeutics, Inc.","symbol":"JNCE"},"owners":[{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":1,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":2,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":3,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-03-15T16:15:26.000Z","date":"2021-03-11","kind":"other","acquired":false,"shares":1250000,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to a 10b5-1 trading plan adopted on November 18, 2020 by Third Rock Ventures II, L.P. (\"TRV II\"), TRV II distributed for no consideration, 1,250,000 shares of Common Stock of the Issuer (the \"Shares\") on March 11, 2021, to its limited partners and to Third Rock Ventures GP II, L.P. (\"TRV GP II\"), the general partner of TRV II, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP II distributed, for no consideration, the Shares it received in the distribution by TRV II to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to a 10b5-1 trading plan adopted on November 18, 2020 by Third Rock Ventures II, L.P. (\"TRV II\"), TRV II distributed for no consideration, 1,250,000 shares of Common Stock of the Issuer (the \"Shares\") on March 11, 2021, to its limited partners and to Third Rock Ventures GP II, L.P. (\"TRV GP II\"), the general partner of TRV II, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP II distributed, for no consideration, the Shares it received in the distribution by TRV II to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These shares are directly held by TRV II. The general partner of TRV II is TRV GP II. The general partner of TRV GP II is TRV GP II, LLC (\"TRV GP II LLC\"). The individual managers of TRV GP II LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":6500349,"source":{"system":"sec-edgar","filing":"0000899243-21-011577","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321011577/doc4.xml","form_type":"4"}},{"id":2814600,"issuer":{"id":15754,"kind":"organization","name":"Jounce Therapeutics, Inc.","symbol":"JNCE"},"owners":[{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":1,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":2,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":3,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-03-03T18:00:55.000Z","date":"2021-03-01","kind":"sale","acquired":false,"shares":1450000,"price":11.75,"value":17037500.0,"ownership":{"direct":true},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"These shares are directly held by Third Rock Ventures II, L.P. (\"TRV II\"). The general partner of TRV II is Third Rock Ventures GP II, L.P. (\"TRV GP II\"). The general partner of TRV GP II is TRV GP II, LLC (\"TRV GP II LLC\"). The individual managers of TRV GP II LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":7750349,"source":{"system":"sec-edgar","filing":"0000899243-21-009481","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321009481/doc4.xml","form_type":"4"}},{"id":2830052,"issuer":{"id":606,"kind":"organization","name":"Revolution Medicines, Inc.","symbol":"RVMD"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-02-26T18:12:30.000Z","date":"2021-02-24","kind":"other","acquired":false,"shares":1500000,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On February 24, 2021, Third Rock Ventures III, L.P. (\"TRV III\") distributed for no consideration, 1,500,000 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to Third Rock Ventures GP III, L.P. (\"TRV GP II\"), the general partner of TRV III, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP III distributed, for no consideration, the Shares it received in the distribution by TRV III to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On February 24, 2021, Third Rock Ventures III, L.P. (\"TRV III\") distributed for no consideration, 1,500,000 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to Third Rock Ventures GP III, L.P. (\"TRV GP II\"), the general partner of TRV III, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP III distributed, for no consideration, the Shares it received in the distribution by TRV III to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These shares are directly held by TRV III. The general partner of TRV III is TRV GP III. The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares"}],"balance_after":5524031,"source":{"system":"sec-edgar","filing":"0000899243-21-008465","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321008465/doc4.xml","form_type":"4"}},{"id":2874785,"issuer":{"id":1156,"kind":"organization","name":"Nurix Therapeutics, Inc.","symbol":"NRIX"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-02-08T16:11:41.000Z","date":"2021-02-04","kind":"other","acquired":false,"shares":914216,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On February 4, 2021, Third Rock Ventures III, L.P. (\"TRV III\") distributed for no consideration, 914,216 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to Third Rock Ventures GP III, L.P. (\"TRV GP III\"), the general partner of TRV III, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP III distributed, for no consideration, the Shares it received in the distribution by TRV III to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On February 4, 2021, Third Rock Ventures III, L.P. (\"TRV III\") distributed for no consideration, 914,216 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to Third Rock Ventures GP III, L.P. (\"TRV GP III\"), the general partner of TRV III, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP III distributed, for no consideration, the Shares it received in the distribution by TRV III to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These shares are directly held by TRV III. The general partner of TRV III is TRV GP III. The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":4508333,"source":{"system":"sec-edgar","filing":"0000899243-21-005161","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321005161/doc4.xml","form_type":"4"}},{"id":2907353,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73568,"kind":"organization","name":"Third Rock Ventures IV, L.P.","position":7,"cik":"0001688327","reported_name":"Third Rock Ventures IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73569,"kind":"organization","name":"Third Rock Ventures GP IV, L.P.","position":8,"cik":"0001688326","reported_name":"Third Rock Ventures GP IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73570,"kind":"organization","name":"TRV GP IV, LLC","position":9,"cik":"0001688325","reported_name":"TRV GP IV, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-01-14T20:44:58.000Z","date":"2021-01-14","kind":"sale","acquired":false,"shares":1965294,"price":41,"value":80577054.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F12","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.00 to $41.46, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (12)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"These shares are directly held by Third Rock Ventures IV, L.P. (\"TRV IV\"). The general partner of TRV IV is Third Rock Ventures GP IV, L.P. (\"TRV GP IV\"). The general partner of TRV GP IV is TRV GP IV, LLC (\"TRV GP IV LLC\"). Each of the reporting persons, except for TRV IV, disclaims beneficial ownership of these shares except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F14","text":"Each of the reporting persons disclaims the existence of a Section 13(d) \"group\" as between the TRV III related parties and the TRV IV related parties and this report shall not be deemed an admission that any of such parties is or may be part of such a group with any of the other parties."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0000899243-21-002117","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321002117/doc4.xml","form_type":"4"}},{"id":2907352,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73568,"kind":"organization","name":"Third Rock Ventures IV, L.P.","position":7,"cik":"0001688327","reported_name":"Third Rock Ventures IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73569,"kind":"organization","name":"Third Rock Ventures GP IV, L.P.","position":8,"cik":"0001688326","reported_name":"Third Rock Ventures GP IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73570,"kind":"organization","name":"TRV GP IV, LLC","position":9,"cik":"0001688325","reported_name":"TRV GP IV, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-01-14T20:44:58.000Z","date":"2021-01-13","kind":"sale","acquired":false,"shares":4782,"price":44.73,"value":213898.86,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F11","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $44.03 to $44.98, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (11)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"These shares are directly held by Third Rock Ventures IV, L.P. (\"TRV IV\"). The general partner of TRV IV is Third Rock Ventures GP IV, L.P. (\"TRV GP IV\"). The general partner of TRV GP IV is TRV GP IV, LLC (\"TRV GP IV LLC\"). Each of the reporting persons, except for TRV IV, disclaims beneficial ownership of these shares except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F14","text":"Each of the reporting persons disclaims the existence of a Section 13(d) \"group\" as between the TRV III related parties and the TRV IV related parties and this report shall not be deemed an admission that any of such parties is or may be part of such a group with any of the other parties."}],"balance_after":1965294,"source":{"system":"sec-edgar","filing":"0000899243-21-002117","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321002117/doc4.xml","form_type":"4"}},{"id":2907351,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73568,"kind":"organization","name":"Third Rock Ventures IV, L.P.","position":7,"cik":"0001688327","reported_name":"Third Rock Ventures IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73569,"kind":"organization","name":"Third Rock Ventures GP IV, L.P.","position":8,"cik":"0001688326","reported_name":"Third Rock Ventures GP IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73570,"kind":"organization","name":"TRV GP IV, LLC","position":9,"cik":"0001688325","reported_name":"TRV GP IV, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-01-14T20:44:58.000Z","date":"2021-01-13","kind":"sale","acquired":false,"shares":2791,"price":44,"value":122804.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F10","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.04 to $44.00, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (10)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"These shares are directly held by Third Rock Ventures IV, L.P. (\"TRV IV\"). The general partner of TRV IV is Third Rock Ventures GP IV, L.P. (\"TRV GP IV\"). The general partner of TRV GP IV is TRV GP IV, LLC (\"TRV GP IV LLC\"). Each of the reporting persons, except for TRV IV, disclaims beneficial ownership of these shares except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F14","text":"Each of the reporting persons disclaims the existence of a Section 13(d) \"group\" as between the TRV III related parties and the TRV IV related parties and this report shall not be deemed an admission that any of such parties is or may be part of such a group with any of the other parties."}],"balance_after":1970076,"source":{"system":"sec-edgar","filing":"0000899243-21-002117","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321002117/doc4.xml","form_type":"4"}},{"id":2907350,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73568,"kind":"organization","name":"Third Rock Ventures IV, L.P.","position":7,"cik":"0001688327","reported_name":"Third Rock Ventures IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73569,"kind":"organization","name":"Third Rock Ventures GP IV, L.P.","position":8,"cik":"0001688326","reported_name":"Third Rock Ventures GP IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73570,"kind":"organization","name":"TRV GP IV, LLC","position":9,"cik":"0001688325","reported_name":"TRV GP IV, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-01-14T20:44:58.000Z","date":"2021-01-13","kind":"sale","acquired":false,"shares":27650,"price":42.12,"value":1164618.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F9","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $42.00 to $42.96, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (9)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"These shares are directly held by Third Rock Ventures IV, L.P. (\"TRV IV\"). The general partner of TRV IV is Third Rock Ventures GP IV, L.P. (\"TRV GP IV\"). The general partner of TRV GP IV is TRV GP IV, LLC (\"TRV GP IV LLC\"). Each of the reporting persons, except for TRV IV, disclaims beneficial ownership of these shares except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F14","text":"Each of the reporting persons disclaims the existence of a Section 13(d) \"group\" as between the TRV III related parties and the TRV IV related parties and this report shall not be deemed an admission that any of such parties is or may be part of such a group with any of the other parties."}],"balance_after":1972867,"source":{"system":"sec-edgar","filing":"0000899243-21-002117","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321002117/doc4.xml","form_type":"4"}},{"id":2907349,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73568,"kind":"organization","name":"Third Rock Ventures IV, L.P.","position":7,"cik":"0001688327","reported_name":"Third Rock Ventures IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73569,"kind":"organization","name":"Third Rock Ventures GP IV, L.P.","position":8,"cik":"0001688326","reported_name":"Third Rock Ventures GP IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73570,"kind":"organization","name":"TRV GP IV, LLC","position":9,"cik":"0001688325","reported_name":"TRV GP IV, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-01-14T20:44:58.000Z","date":"2021-01-13","kind":"sale","acquired":false,"shares":5630,"price":41.08,"value":231280.4,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F8","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.00 to $41.86, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (8)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"These shares are directly held by Third Rock Ventures IV, L.P. (\"TRV IV\"). The general partner of TRV IV is Third Rock Ventures GP IV, L.P. (\"TRV GP IV\"). The general partner of TRV GP IV is TRV GP IV, LLC (\"TRV GP IV LLC\"). Each of the reporting persons, except for TRV IV, disclaims beneficial ownership of these shares except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F14","text":"Each of the reporting persons disclaims the existence of a Section 13(d) \"group\" as between the TRV III related parties and the TRV IV related parties and this report shall not be deemed an admission that any of such parties is or may be part of such a group with any of the other parties."}],"balance_after":2000517,"source":{"system":"sec-edgar","filing":"0000899243-21-002117","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321002117/doc4.xml","form_type":"4"}},{"id":2907348,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73568,"kind":"organization","name":"Third Rock Ventures IV, L.P.","position":7,"cik":"0001688327","reported_name":"Third Rock Ventures IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73569,"kind":"organization","name":"Third Rock Ventures GP IV, L.P.","position":8,"cik":"0001688326","reported_name":"Third Rock Ventures GP IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73570,"kind":"organization","name":"TRV GP IV, LLC","position":9,"cik":"0001688325","reported_name":"TRV GP IV, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-01-14T20:44:58.000Z","date":"2021-01-13","kind":"sale","acquired":false,"shares":805050,"price":40.01,"value":32210050.5,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.00 to $40.96, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (7)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"These shares are directly held by Third Rock Ventures IV, L.P. (\"TRV IV\"). The general partner of TRV IV is Third Rock Ventures GP IV, L.P. (\"TRV GP IV\"). The general partner of TRV GP IV is TRV GP IV, LLC (\"TRV GP IV LLC\"). Each of the reporting persons, except for TRV IV, disclaims beneficial ownership of these shares except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F14","text":"Each of the reporting persons disclaims the existence of a Section 13(d) \"group\" as between the TRV III related parties and the TRV IV related parties and this report shall not be deemed an admission that any of such parties is or may be part of such a group with any of the other parties."}],"balance_after":2006147,"source":{"system":"sec-edgar","filing":"0000899243-21-002117","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321002117/doc4.xml","form_type":"4"}},{"id":2907347,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73568,"kind":"organization","name":"Third Rock Ventures IV, L.P.","position":7,"cik":"0001688327","reported_name":"Third Rock Ventures IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73569,"kind":"organization","name":"Third Rock Ventures GP IV, L.P.","position":8,"cik":"0001688326","reported_name":"Third Rock Ventures GP IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73570,"kind":"organization","name":"TRV GP IV, LLC","position":9,"cik":"0001688325","reported_name":"TRV GP IV, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-01-14T20:44:58.000Z","date":"2021-01-13","kind":"sale","acquired":false,"shares":7412,"price":44.73,"value":331538.76,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $44.03 to $44.98, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (6)."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"These shares are directly held by Third Rock Ventures III, L.P. (\"TRV III\"). The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III\"). The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F14","text":"Each of the reporting persons disclaims the existence of a Section 13(d) \"group\" as between the TRV III related parties and the TRV IV related parties and this report shall not be deemed an admission that any of such parties is or may be part of such a group with any of the other parties."}],"balance_after":7739918,"source":{"system":"sec-edgar","filing":"0000899243-21-002117","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321002117/doc4.xml","form_type":"4"}},{"id":2907346,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73568,"kind":"organization","name":"Third Rock Ventures IV, L.P.","position":7,"cik":"0001688327","reported_name":"Third Rock Ventures IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73569,"kind":"organization","name":"Third Rock Ventures GP IV, L.P.","position":8,"cik":"0001688326","reported_name":"Third Rock Ventures GP IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73570,"kind":"organization","name":"TRV GP IV, LLC","position":9,"cik":"0001688325","reported_name":"TRV GP IV, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-01-14T20:44:58.000Z","date":"2021-01-13","kind":"sale","acquired":false,"shares":4325,"price":44,"value":190300.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.04 to $44.00, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (5)."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"These shares are directly held by Third Rock Ventures III, L.P. (\"TRV III\"). The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III\"). The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F14","text":"Each of the reporting persons disclaims the existence of a Section 13(d) \"group\" as between the TRV III related parties and the TRV IV related parties and this report shall not be deemed an admission that any of such parties is or may be part of such a group with any of the other parties."}],"balance_after":7747330,"source":{"system":"sec-edgar","filing":"0000899243-21-002117","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321002117/doc4.xml","form_type":"4"}},{"id":2907345,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73568,"kind":"organization","name":"Third Rock Ventures IV, L.P.","position":7,"cik":"0001688327","reported_name":"Third Rock Ventures IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73569,"kind":"organization","name":"Third Rock Ventures GP IV, L.P.","position":8,"cik":"0001688326","reported_name":"Third Rock Ventures GP IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73570,"kind":"organization","name":"TRV GP IV, LLC","position":9,"cik":"0001688325","reported_name":"TRV GP IV, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-01-14T20:44:58.000Z","date":"2021-01-13","kind":"sale","acquired":false,"shares":42860,"price":42.12,"value":1805263.2,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $42.00 to $42.96, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (4)."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"These shares are directly held by Third Rock Ventures III, L.P. (\"TRV III\"). The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III\"). The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F14","text":"Each of the reporting persons disclaims the existence of a Section 13(d) \"group\" as between the TRV III related parties and the TRV IV related parties and this report shall not be deemed an admission that any of such parties is or may be part of such a group with any of the other parties."}],"balance_after":7751655,"source":{"system":"sec-edgar","filing":"0000899243-21-002117","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321002117/doc4.xml","form_type":"4"}},{"id":2907344,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73568,"kind":"organization","name":"Third Rock Ventures IV, L.P.","position":7,"cik":"0001688327","reported_name":"Third Rock Ventures IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73569,"kind":"organization","name":"Third Rock Ventures GP IV, L.P.","position":8,"cik":"0001688326","reported_name":"Third Rock Ventures GP IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73570,"kind":"organization","name":"TRV GP IV, LLC","position":9,"cik":"0001688325","reported_name":"TRV GP IV, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-01-14T20:44:58.000Z","date":"2021-01-13","kind":"sale","acquired":false,"shares":8727,"price":41.08,"value":358505.16,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.00 to $41.86, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3)."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"These shares are directly held by Third Rock Ventures III, L.P. (\"TRV III\"). The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III\"). The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F14","text":"Each of the reporting persons disclaims the existence of a Section 13(d) \"group\" as between the TRV III related parties and the TRV IV related parties and this report shall not be deemed an admission that any of such parties is or may be part of such a group with any of the other parties."}],"balance_after":7794515,"source":{"system":"sec-edgar","filing":"0000899243-21-002117","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321002117/doc4.xml","form_type":"4"}},{"id":2907343,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73568,"kind":"organization","name":"Third Rock Ventures IV, L.P.","position":7,"cik":"0001688327","reported_name":"Third Rock Ventures IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73569,"kind":"organization","name":"Third Rock Ventures GP IV, L.P.","position":8,"cik":"0001688326","reported_name":"Third Rock Ventures GP IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73570,"kind":"organization","name":"TRV GP IV, LLC","position":9,"cik":"0001688325","reported_name":"TRV GP IV, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-01-14T20:44:58.000Z","date":"2021-01-13","kind":"sale","acquired":false,"shares":1247873,"price":40.01,"value":49927398.73,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.00 to $40.96, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2)."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"These shares are directly held by Third Rock Ventures III, L.P. (\"TRV III\"). The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III\"). The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F14","text":"Each of the reporting persons disclaims the existence of a Section 13(d) \"group\" as between the TRV III related parties and the TRV IV related parties and this report shall not be deemed an admission that any of such parties is or may be part of such a group with any of the other parties."}],"balance_after":7803242,"source":{"system":"sec-edgar","filing":"0000899243-21-002117","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321002117/doc4.xml","form_type":"4"}},{"id":2907342,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73568,"kind":"organization","name":"Third Rock Ventures IV, L.P.","position":7,"cik":"0001688327","reported_name":"Third Rock Ventures IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73569,"kind":"organization","name":"Third Rock Ventures GP IV, L.P.","position":8,"cik":"0001688326","reported_name":"Third Rock Ventures GP IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73570,"kind":"organization","name":"TRV GP IV, LLC","position":9,"cik":"0001688325","reported_name":"TRV GP IV, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-01-14T20:44:58.000Z","date":"2021-01-12","kind":"sale","acquired":false,"shares":1500000,"price":40,"value":60000000.0,"ownership":{"direct":true},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"These shares are directly held by Third Rock Ventures III, L.P. (\"TRV III\"). The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III\"). The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F14","text":"Each of the reporting persons disclaims the existence of a Section 13(d) \"group\" as between the TRV III related parties and the TRV IV related parties and this report shall not be deemed an admission that any of such parties is or may be part of such a group with any of the other parties."}],"balance_after":9051115,"source":{"system":"sec-edgar","filing":"0000899243-21-002117","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924321002117/doc4.xml","form_type":"4"}},{"id":2956757,"issuer":{"id":606,"kind":"organization","name":"Revolution Medicines, Inc.","symbol":"RVMD"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-12-04T18:45:19.000Z","date":"2020-12-02","kind":"other","acquired":false,"shares":1000000,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On December 2, 2020, Third Rock Ventures III, L.P. (\"TRV III\") distributed for no consideration, 1,000,000 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to Third Rock Ventures GP III, L.P. (\"TRV GP III\"), the general partner of TRV III, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP III distributed, for no consideration, the Shares it received in the distribution by TRV III to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On December 2, 2020, Third Rock Ventures III, L.P. (\"TRV III\") distributed for no consideration, 1,000,000 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to Third Rock Ventures GP III, L.P. (\"TRV GP III\"), the general partner of TRV III, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP III distributed, for no consideration, the Shares it received in the distribution by TRV III to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These shares are directly held by TRV III. The general partner of TRV III is TRV GP III. The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":7024031,"source":{"system":"sec-edgar","filing":"0000899243-20-032784","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924320032784/doc4.xml","form_type":"4"}},{"id":2970070,"issuer":{"id":15754,"kind":"organization","name":"Jounce Therapeutics, Inc.","symbol":"JNCE"},"owners":[{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":1,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":2,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":3,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-11-23T16:42:28.000Z","date":"2020-11-19","kind":"sale","acquired":false,"shares":15000,"price":7.005,"value":105075.0,"ownership":{"direct":true},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"These shares are directly held by Third Rock Ventures II, L.P. (\"TRV II\"). The general partner of TRV II is Third Rock Ventures GP II, L.P. (\"TRV GP II\"). The general partner of TRV GP II is TRV GP II, LLC (\"TRV GP II LLC\"). The individual managers of TRV GP II LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":9200349,"source":{"system":"sec-edgar","filing":"0000899243-20-031919","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924320031919/doc4.xml","form_type":"4"}},{"id":2973418,"issuer":{"id":15754,"kind":"organization","name":"Jounce Therapeutics, Inc.","symbol":"JNCE"},"owners":[{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":1,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":2,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":3,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-11-19T17:42:15.000Z","date":"2020-11-17","kind":"sale","acquired":false,"shares":15000,"price":7.2515,"value":108772.5,"ownership":{"direct":true},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"These shares are directly held by Third Rock Ventures II, L.P. (\"TRV II\"). The general partner of TRV II is Third Rock Ventures GP II, L.P. (\"TRV GP II\"). The general partner of TRV GP II is TRV GP II, LLC (\"TRV GP II LLC\"). The individual managers of TRV GP II LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":9215349,"source":{"system":"sec-edgar","filing":"0000899243-20-031680","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924320031680/doc4.xml","form_type":"4"}},{"id":2981582,"issuer":{"id":15754,"kind":"organization","name":"Jounce Therapeutics, Inc.","symbol":"JNCE"},"owners":[{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":1,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":2,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":3,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-11-13T20:26:48.000Z","date":"2020-11-11","kind":"other","acquired":false,"shares":1000000,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On November 11, 2020, Third Rock Ventures II, L.P. 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Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":9230349,"source":{"system":"sec-edgar","filing":"0000899243-20-031066","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924320031066/doc4.xml","form_type":"4"}},{"id":3033339,"issuer":{"id":606,"kind":"organization","name":"Revolution Medicines, Inc.","symbol":"RVMD"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":6,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-09-11T16:11:36.000Z","date":"2020-09-09","kind":"other","acquired":false,"shares":1000000,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On September 9, 2020, Third Rock Ventures III, L.P. 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(\"TRV III\"). The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III\"). The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). 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Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of these shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":5422549,"source":{"system":"sec-edgar","filing":"0000899243-20-020684","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924320020684/doc4.xml","form_type":"4"}},{"id":3074238,"issuer":{"id":1156,"kind":"organization","name":"Nurix Therapeutics, Inc.","symbol":"NRIX"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":6,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-07-29T21:19:31.000Z","date":"2020-07-28","kind":"exercise","acquired":true,"shares":4508333,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The Series A-2 and Series B Preferred Stock automatically converted into shares of the Issuer's common stock on a one-for-one basis immediately upon the closing of the Issuer's initial public offering and had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"The shares are directly held by Third Rock Ventures III, L.P. 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Each of the reporting persons, except for TRV IV, disclaims beneficial ownership of these shares except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"Each share of Series B Preferred Stock automatically converted into shares of the Issuer's common stock, par value $0.001 per share (\"Common Stock\") on a 1-for-3.55092 basis upon the closing of the Issuer's initial public offering on July 20, 2020 and had no expiration date."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"Each of the reporting persons disclaims the existence of a Section 13(d) \"group\" as between the TRV III related parties and the TRV IV related parties and this report shall not be deemed an admission that any of such parties is or may be part of such a group with any of the other 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Each of the reporting persons, except for TRV III, disclaims beneficial ownership of these shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F6","text":"Each share of Series B Preferred Stock automatically converted into shares of the Issuer's common stock, par value $0.001 per share (\"Common Stock\") on a 1-for-3.55092 basis upon the closing of the Issuer's initial public offering on July 20, 2020 and had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F7","text":"Each of the reporting persons disclaims the existence of a Section 13(d) \"group\" as between the TRV III related parties and the TRV IV related parties and this report shall not be deemed an admission that any of such parties is or may be part of such a group with any of 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Each of the reporting persons, except for TRV IV, disclaims beneficial ownership of these shares except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"Each share of Series B Preferred Stock automatically converted into shares of the Issuer's common stock, par value $0.001 per share (\"Common Stock\") on a 1-for-3.55092 basis upon the closing of the Issuer's initial public offering on July 20, 2020 and had no expiration date."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"Each of the reporting persons disclaims the existence of a Section 13(d) \"group\" as between the TRV III related parties and the TRV IV related parties and this report shall not be deemed an admission that any of such parties is or may be part of such a group with any of the other parties."}],"balance_after":2811197,"source":{"system":"sec-edgar","filing":"0000899243-20-019850","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924320019850/doc4.xml","form_type":"4"}},{"id":3079013,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":6,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73568,"kind":"organization","name":"Third Rock Ventures IV, L.P.","position":7,"cik":"0001688327","reported_name":"Third Rock Ventures IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73569,"kind":"organization","name":"Third Rock Ventures GP IV, L.P.","position":8,"cik":"0001688326","reported_name":"Third Rock Ventures GP IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73570,"kind":"organization","name":"TRV GP IV, LLC","position":9,"cik":"0001688325","reported_name":"TRV GP IV, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-07-21T19:23:58.000Z","date":"2020-07-20","kind":"exercise","acquired":true,"shares":17427,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"These shares are directly held by Third Rock Ventures III, L.P. 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The Series A Preferred Stock was convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Series A Preferred Stock had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The Series A Preferred Stock converted into Common Stock on a 7.15-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock was convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Series A Preferred Stock had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The Series A Preferred Stock converted into Common Stock on a 7.15-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock was convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Series A Preferred Stock had no expiration date."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"These shares are directly held by Third Rock Ventures IV."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"The general partner of TRV IV is Third Rock Ventures GP IV, L.P. (\"TRV GP IV\"). The general partner of TRV GP IV is TRV GP IV, LLC (\"TRV GP IV LLC\"). Each of TRV GP IV and TRV GP IV LLC disclaims beneficial ownership of these shares except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Each of Reporting Persons disclaims the existence of a Section 13(d) \"group\" as between the TRV III related parties and the TRV IV related parties and this report shall not be deemed an admission that any of such parties is or may be part of such a group with any of the other parties."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":2132867},"source":{"system":"sec-edgar","filing":"0000899243-20-015874","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924320015874/doc4.xml","form_type":"4"}},{"id":3116884,"issuer":{"id":7022,"kind":"organization","name":"PLIANT THERAPEUTICS, INC."},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":6,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73568,"kind":"organization","name":"Third Rock Ventures IV, L.P.","position":7,"cik":"0001688327","reported_name":"Third Rock Ventures IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73569,"kind":"organization","name":"Third Rock Ventures GP IV, L.P.","position":8,"cik":"0001688326","reported_name":"Third Rock Ventures GP IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73570,"kind":"organization","name":"TRV GP IV, LLC","position":9,"cik":"0001688325","reported_name":"TRV GP IV, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series A Preferred Stock","published_at":"2020-06-09T21:01:30.000Z","date":"2020-06-05","kind":"exercise","acquired":false,"shares":39750000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"The Series A Preferred Stock converted into Common Stock on a 7.15-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock was convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Series A Preferred Stock had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The Series A Preferred Stock converted into Common Stock on a 7.15-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock was convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Series A Preferred Stock had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The Series A Preferred Stock converted into Common Stock on a 7.15-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock was convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Series A Preferred Stock had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These shares are directly held by TRV III."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III\"). The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III  LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of these shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F8","text":"Each of Reporting Persons disclaims the existence of a Section 13(d) \"group\" as between the TRV III related parties and the TRV IV related parties and this report shall not be deemed an admission that any of such parties is or may be part of such a group with any of the other parties."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":5559440},"source":{"system":"sec-edgar","filing":"0000899243-20-015874","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924320015874/doc4.xml","form_type":"4"}},{"id":3116883,"issuer":{"id":7022,"kind":"organization","name":"PLIANT THERAPEUTICS, INC."},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":6,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73568,"kind":"organization","name":"Third Rock Ventures IV, L.P.","position":7,"cik":"0001688327","reported_name":"Third Rock Ventures IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73569,"kind":"organization","name":"Third Rock Ventures GP IV, L.P.","position":8,"cik":"0001688326","reported_name":"Third Rock Ventures GP IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73570,"kind":"organization","name":"TRV GP IV, LLC","position":9,"cik":"0001688325","reported_name":"TRV GP IV, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-06-09T21:01:30.000Z","date":"2020-06-05","kind":"exercise","acquired":true,"shares":2132867,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F5","text":"Represents the total number of shares of Common Stock received by Third Rock Ventures IV, L.P. 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Each of TRV GP IV and TRV GP IV LLC disclaims beneficial ownership of these shares except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Each of Reporting Persons disclaims the existence of a Section 13(d) \"group\" as between the TRV III related parties and the TRV IV related parties and this report shall not be deemed an admission that any of such parties is or may be part of such a group with any of the other parties."}],"balance_after":2132867,"source":{"system":"sec-edgar","filing":"0000899243-20-015874","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924320015874/doc4.xml","form_type":"4"}},{"id":3116882,"issuer":{"id":7022,"kind":"organization","name":"PLIANT THERAPEUTICS, INC."},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":6,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73568,"kind":"organization","name":"Third Rock Ventures IV, L.P.","position":7,"cik":"0001688327","reported_name":"Third Rock Ventures IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73569,"kind":"organization","name":"Third Rock Ventures GP IV, L.P.","position":8,"cik":"0001688326","reported_name":"Third Rock Ventures GP IV, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":73570,"kind":"organization","name":"TRV GP IV, LLC","position":9,"cik":"0001688325","reported_name":"TRV GP IV, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-06-09T21:01:30.000Z","date":"2020-06-05","kind":"exercise","acquired":true,"shares":5559440,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the total number of shares of Common Stock received by Third Rock Ventures III, L.P. 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The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of these shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F8","text":"Each of Reporting Persons disclaims the existence of a Section 13(d) \"group\" as between the TRV III related parties and the TRV IV related parties and this report shall not be deemed an admission that any of such parties is or may be part of such a group with any of the other parties."}],"balance_after":5839160,"source":{"system":"sec-edgar","filing":"0000899243-20-015874","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924320015874/doc4.xml","form_type":"4"}},{"id":3267118,"issuer":{"id":606,"kind":"organization","name":"Revolution Medicines, Inc.","symbol":"RVMD"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":4,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":5,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":6,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":7,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":8,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":9,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series B Preferred Stock","published_at":"2020-02-18T17:21:49.000Z","date":"2020-02-18","kind":"exercise","acquired":false,"shares":1909317,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock converted into Common Stock on a one-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. 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The Preferred Stock had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock converted into Common Stock on a one-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F5","text":"These shares are directly held by TRV II. The general partner of TRV II is Third Rock Ventures GP II, L.P. (\"TRV GP II\"). The general partner of TRV GP II is TRV GP II, LLC (\"TRV GP II LLC\"). The individual managers of TRV GP II LLC are Levin, Starr and Tepper. Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of these shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":1909317},"source":{"system":"sec-edgar","filing":"0000899243-20-004930","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924320004930/doc4.xml","form_type":"4"}},{"id":3267117,"issuer":{"id":606,"kind":"organization","name":"Revolution Medicines, Inc.","symbol":"RVMD"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":4,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":5,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":6,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":7,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":8,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":9,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series C Preferred Stock","published_at":"2020-02-18T17:21:49.000Z","date":"2020-02-18","kind":"exercise","acquired":false,"shares":49879,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock converted into Common Stock on a one-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock converted into Common Stock on a one-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock converted into Common Stock on a one-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These shares are directly held by TRV III. The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III\"). The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of these shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":49879},"source":{"system":"sec-edgar","filing":"0000899243-20-004930","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924320004930/doc4.xml","form_type":"4"}},{"id":3267116,"issuer":{"id":606,"kind":"organization","name":"Revolution Medicines, Inc.","symbol":"RVMD"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":4,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":5,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":6,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":7,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":8,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":9,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series B Preferred Stock","published_at":"2020-02-18T17:21:49.000Z","date":"2020-02-18","kind":"exercise","acquired":false,"shares":342505,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock converted into Common Stock on a one-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock converted into Common Stock on a one-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock converted into Common Stock on a one-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These shares are directly held by TRV III. The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III\"). The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of these shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":342505},"source":{"system":"sec-edgar","filing":"0000899243-20-004930","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924320004930/doc4.xml","form_type":"4"}},{"id":3267115,"issuer":{"id":606,"kind":"organization","name":"Revolution Medicines, Inc.","symbol":"RVMD"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":4,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":5,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":6,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":7,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":8,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":9,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series A Preferred Stock","published_at":"2020-02-18T17:21:49.000Z","date":"2020-02-18","kind":"exercise","acquired":false,"shares":8220641,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock converted into Common Stock on a one-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock converted into Common Stock on a one-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock converted into Common Stock on a one-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These shares are directly held by TRV III. The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III\"). The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of these shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":8220641},"source":{"system":"sec-edgar","filing":"0000899243-20-004930","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924320004930/doc4.xml","form_type":"4"}},{"id":3267114,"issuer":{"id":606,"kind":"organization","name":"Revolution Medicines, Inc.","symbol":"RVMD"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":4,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":5,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":6,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":7,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":8,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":9,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-02-18T17:21:49.000Z","date":"2020-02-18","kind":"exercise","acquired":true,"shares":1909317,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"Represents the total number of shares of Common Stock received by Third Rock Ventures II, L.P. (\"TRV II\") upon conversion of the Series B Preferred Stock of the Issuer in connection with the closing of the Issuer's initial public offering."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock converted into Common Stock on a one-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These shares are directly held by TRV III. The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III\"). The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of these shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":1909317,"source":{"system":"sec-edgar","filing":"0000899243-20-004930","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924320004930/doc4.xml","form_type":"4"}},{"id":3267113,"issuer":{"id":606,"kind":"organization","name":"Revolution Medicines, Inc.","symbol":"RVMD"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":4,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":5,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":6,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":7,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":8,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":9,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-02-18T17:21:49.000Z","date":"2020-02-18","kind":"exercise","acquired":true,"shares":8613025,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the total number of shares of Common Stock received by Third Rock Ventures III, L.P. (\"TRV III\") upon conversion of the Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock of the Issuer in connection with the closing of the Issuer's initial public offering."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock converted into Common Stock on a one-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These shares are directly held by TRV III. The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III\"). The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of these shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":9024031,"source":{"system":"sec-edgar","filing":"0000899243-20-004930","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924320004930/doc4.xml","form_type":"4"}},{"id":3457864,"issuer":{"id":5969,"kind":"organization","name":"Fulcrum Therapeutics, Inc."},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series A Preferred Stock","published_at":"2019-07-22T16:34:59.000Z","date":"2019-07-22","kind":"exercise","acquired":false,"shares":0,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"On July 22, 2019, the Series A Preferred Stock converted into Common Stock on a seven-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock was convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial pubic offering. The shares had no expiration date."},{"field":"shares","element":"transactionShares","label":"F2","text":"As of the date of this filing, Third Rock Ventures IV, L.P. (\"TRV IV\") holds 2,261,904 shares of Common Stock issued upon conversion of 15,833,333 shares of Series A Preferred Stock. The general partner of TRV IV is Third Rock Ventures GP IV, L.P. (\"TRV GP IV\"). The general partner of TRV GP IV is TRV GP IV, LLC (\"TRV GP IV LLC\"). Abbie Celniker, Ph.D., Tepper, Alexis Borisy, Craig Muir and Cary Pfeffer, M.D. are the managing members of TRV IV LLC who collectively make voting and investment decisions with respect to shares held by TRV IV LP.  Tepper disclaims beneficial ownership of the shares except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that he is the beneficial owner of such shares."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"On July 22, 2019, the Series A Preferred Stock converted into Common Stock on a seven-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock was convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial pubic offering. The shares had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"On July 22, 2019, the Series A Preferred Stock converted into Common Stock on a seven-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock was convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial pubic offering. The shares had no expiration date."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F2","text":"As of the date of this filing, Third Rock Ventures IV, L.P. (\"TRV IV\") holds 2,261,904 shares of Common Stock issued upon conversion of 15,833,333 shares of Series A Preferred Stock. The general partner of TRV IV is Third Rock Ventures GP IV, L.P. (\"TRV GP IV\"). The general partner of TRV GP IV is TRV GP IV, LLC (\"TRV GP IV LLC\"). Abbie Celniker, Ph.D., Tepper, Alexis Borisy, Craig Muir and Cary Pfeffer, M.D. are the managing members of TRV IV LLC who collectively make voting and investment decisions with respect to shares held by TRV IV LP.  Tepper disclaims beneficial ownership of the shares except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that he is the beneficial owner of such shares."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The shares are directly held by Third Rock Ventures III, L.P. (\"TRV III\"). The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III LP\"). The general partner of TRV GP III LP is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\").  Each of TRV GP III LP, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":0},"source":{"system":"sec-edgar","filing":"0000899243-19-020026","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000089924319020026/doc4.xml","form_type":"4"}},{"id":3457863,"issuer":{"id":5969,"kind":"organization","name":"Fulcrum Therapeutics, Inc."},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series A Preferred Stock","published_at":"2019-07-22T16:34:59.000Z","date":"2019-07-22","kind":"exercise","acquired":false,"shares":39166667,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"On July 22, 2019, the Series A Preferred Stock converted into Common Stock on a seven-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock was convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial pubic offering. The shares had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"On July 22, 2019, the Series A Preferred Stock converted into Common Stock on a seven-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock was convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial pubic offering. The shares had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"On July 22, 2019, the Series A Preferred Stock converted into Common Stock on a seven-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock was convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial pubic offering. The shares had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The shares are directly held by Third Rock Ventures III, L.P. (\"TRV III\"). The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III LP\"). The general partner of TRV GP III LP is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\").  Each of TRV GP III LP, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":5595238},"source":{"system":"sec-edgar","filing":"0000899243-19-020026","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000089924319020026/doc4.xml","form_type":"4"}},{"id":3457862,"issuer":{"id":5969,"kind":"organization","name":"Fulcrum Therapeutics, Inc."},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2019-07-22T16:34:59.000Z","date":"2019-07-22","kind":"purchase","acquired":true,"shares":81250,"price":16,"value":1300000.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"As of the date of this filing, Third Rock Ventures IV, L.P. (\"TRV IV\") holds 2,261,904 shares of Common Stock issued upon conversion of 15,833,333 shares of Series A Preferred Stock. The general partner of TRV IV is Third Rock Ventures GP IV, L.P. (\"TRV GP IV\"). The general partner of TRV GP IV is TRV GP IV, LLC (\"TRV GP IV LLC\"). Abbie Celniker, Ph.D., Tepper, Alexis Borisy, Craig Muir and Cary Pfeffer, M.D. are the managing members of TRV IV LLC who collectively make voting and investment decisions with respect to shares held by TRV IV LP.  Tepper disclaims beneficial ownership of the shares except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that he is the beneficial owner of such shares."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The shares are directly held by Third Rock Ventures III, L.P. (\"TRV III\"). The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III LP\"). The general partner of TRV GP III LP is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\").  Each of TRV GP III LP, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":5962202,"source":{"system":"sec-edgar","filing":"0000899243-19-020026","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000089924319020026/doc4.xml","form_type":"4"}},{"id":3457861,"issuer":{"id":5969,"kind":"organization","name":"Fulcrum Therapeutics, Inc."},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2019-07-22T16:34:59.000Z","date":"2019-07-22","kind":"exercise","acquired":true,"shares":5595238,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"On July 22, 2019, the Series A Preferred Stock converted into Common Stock on a seven-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock was convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial pubic offering. The shares had no expiration date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"As of the date of this filing, Third Rock Ventures IV, L.P. (\"TRV IV\") holds 2,261,904 shares of Common Stock issued upon conversion of 15,833,333 shares of Series A Preferred Stock. The general partner of TRV IV is Third Rock Ventures GP IV, L.P. (\"TRV GP IV\"). The general partner of TRV GP IV is TRV GP IV, LLC (\"TRV GP IV LLC\"). Abbie Celniker, Ph.D., Tepper, Alexis Borisy, Craig Muir and Cary Pfeffer, M.D. are the managing members of TRV IV LLC who collectively make voting and investment decisions with respect to shares held by TRV IV LP.  Tepper disclaims beneficial ownership of the shares except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that he is the beneficial owner of such shares."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The shares are directly held by Third Rock Ventures III, L.P. (\"TRV III\"). The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III LP\"). The general partner of TRV GP III LP is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\").  Each of TRV GP III LP, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":5880952,"source":{"system":"sec-edgar","filing":"0000899243-19-020026","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000089924319020026/doc4.xml","form_type":"4"}},{"id":3498594,"issuer":{"id":77038,"kind":"organization","name":"Sage Therapeutics, Inc.","symbol":"SAGE"},"owners":[{"id":105515,"kind":"person","name":"STARR KEVIN P","position":1,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2019-06-06T16:02:10.000Z","date":"2019-06-05","kind":"grant","acquired":true,"shares":10000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The stock option award was issued pursuant to the Sage Therapeutics, Inc., 2014 Stock Option and Incentive Plan in accordance with the terms of the Amended and Restated Non-Employee Director Compensation Policy. The option will vest in full upon the earlier to occur of June 5, 2020 or the day immediately prior to the 2020 Annual Meeting of Sage's stockholders, subject to continued service as a director on such date."}],"balance_after":10000,"derivative":{"exercise_price":177.41,"expiration_date":"2029-06-05","underlying":"Common Stock","underlying_shares":10000},"source":{"system":"sec-edgar","filing":"0001562180-19-003388","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000156218019003388/primarydocument.xml","form_type":"4"}},{"id":3656257,"issuer":{"id":77038,"kind":"organization","name":"Sage Therapeutics, Inc.","symbol":"SAGE"},"owners":[{"id":105515,"kind":"person","name":"STARR KEVIN P","position":1,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-02-14T17:45:21.000Z","date":"2019-02-12","kind":"sale","acquired":false,"shares":0,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On February 12, 2019, Third Rock Ventures II, L.P. (\"TRV II\") sold 37,362 shares of Common Stock of the Issuer in multiple transactions at prices ranging from $153.60 to $154.51, inclusive, at a weighted average price per share of $154.2096. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1). Following the reported transaction, TRV II held zero shares of Common Stock of the Issuer."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On February 12, 2019, Third Rock Ventures II, L.P. (\"TRV II\") sold 37,362 shares of Common Stock of the Issuer in multiple transactions at prices ranging from $153.60 to $154.51, inclusive, at a weighted average price per share of $154.2096. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1). Following the reported transaction, TRV II held zero shares of Common Stock of the Issuer."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"On February 12, 2019, Third Rock Ventures II, L.P. (\"TRV II\") sold 37,362 shares of Common Stock of the Issuer in multiple transactions at prices ranging from $153.60 to $154.51, inclusive, at a weighted average price per share of $154.2096. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1). Following the reported transaction, TRV II held zero shares of Common Stock of the Issuer."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These shares are directly held by TRV II. The general partner of TRV II is Third Rock Ventures GP II, L.P. (\"TRV GP II\"). The general partner of TRV GP II is TRV GP II, LLC (\"TRV GP II LLC\"). The individual managers of TRV GP II LLC are Mark Levin, Kevin Starr (\"Starr\") and Dr. Robert Tepper.  Due to an ethical wall between Mr. Starr and each of TRV II, TRV GP II and TRV GP II LLC that prevents (i) the sharing of information related to the Issuer between Mr. Starr and the foregoing funds and their respective representatives and (ii) participation in investment decisions with respect to the common stock of the Issuer held by TRV II, Starr disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0000899243-19-003668","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000089924319003668/doc4.xml","form_type":"4"}},{"id":3811629,"issuer":{"id":6271,"kind":"organization","name":"Voyager Therapeutics, Inc."},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2018-09-19T21:41:38.000Z","date":"2018-09-19","kind":"other","acquired":false,"shares":1500000,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to a Rule 10b5-1 trading plan adopted by Third Rock Ventures III, L.P. (\"TRV III\"), Third Rock Ventures GP III, L.P. (\"TRV GP III\") and TRV GP III, LLC (\"TRV GP III LLC\"), TRV III distributed on September 19, 2018, for no consideration, 1,500,000 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to TRV GP III, the general partner of TRV III, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP III distributed, for no consideration, the Shares it received in the distribution by TRV III to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to a Rule 10b5-1 trading plan adopted by Third Rock Ventures III, L.P. (\"TRV III\"), Third Rock Ventures GP III, L.P. (\"TRV GP III\") and TRV GP III, LLC (\"TRV GP III LLC\"), TRV III distributed on September 19, 2018, for no consideration, 1,500,000 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to TRV GP III, the general partner of TRV III, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP III distributed, for no consideration, the Shares it received in the distribution by TRV III to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These shares are directly held by TRV III. The general partner of TRV III is TRV GP III. The general partner of TRV GP III is TRV GP III LLC. The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":6391176,"source":{"system":"sec-edgar","filing":"0000899243-18-024777","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1640266/000089924318024777/doc4.xml","form_type":"4"}},{"id":3827477,"issuer":{"id":3693,"kind":"organization","name":"RHYTHM PHARMACEUTICALS, INC.","symbol":"RYTM"},"owners":[{"id":163840,"kind":"organization","name":"THIRD ROCK VENTURES LP","position":1,"cik":"0001408591","reported_name":"THIRD ROCK VENTURES LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":163841,"kind":"organization","name":"Third Rock Ventures GP, L.P.","position":2,"cik":"0001578976","reported_name":"Third Rock Ventures GP, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105938,"kind":"organization","name":"TRV GP, LLC","position":3,"cik":"0001578973","reported_name":"TRV GP, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":6,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2018-09-04T16:06:06.000Z","date":"2018-08-30","kind":"other","acquired":false,"shares":1000000,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to a Rule 10b5-1 trading plan adopted by Third Rock Ventures, L.P. (\"TRV\"), Third Rock Ventures GP, L.P. (\"TRV GP\") and TRV GP, LLC (\"TRV GP LLC\"), TRV distributed on August 30, 2018, for no consideration, 1,000,000 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to TRV GP, the general partner of TRV, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP distributed, for no consideration, the Shares it received in the distribution by TRV to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to a Rule 10b5-1 trading plan adopted by Third Rock Ventures, L.P. (\"TRV\"), Third Rock Ventures GP, L.P. (\"TRV GP\") and TRV GP, LLC (\"TRV GP LLC\"), TRV distributed on August 30, 2018, for no consideration, 1,000,000 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to TRV GP, the general partner of TRV, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP distributed, for no consideration, the Shares it received in the distribution by TRV to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These shares are directly held by TRV. The general partner of TRV is TRV GP. The general partner of TRV GP is TRV GP LLC. The individual managers of TRV GP LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP, TRV GP LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":2981437,"source":{"system":"sec-edgar","filing":"0000899243-18-023708","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924318023708/doc4.xml","form_type":"4"}},{"id":3834104,"issuer":{"id":137050,"kind":"organization","name":"CONSTELLATION PHARMACEUTICALS INC","symbol":"CNST"},"owners":[{"id":163840,"kind":"organization","name":"THIRD ROCK VENTURES LP","position":1,"cik":"0001408591","reported_name":"THIRD ROCK VENTURES LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":163841,"kind":"organization","name":"Third Rock Ventures GP, L.P.","position":2,"cik":"0001578976","reported_name":"Third Rock Ventures GP, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105938,"kind":"organization","name":"TRV GP, LLC","position":3,"cik":"0001578973","reported_name":"TRV GP, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Warrant (right to buy)","published_at":"2018-08-24T16:05:23.000Z","date":"2018-08-22","kind":"other","acquired":false,"shares":51032,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The warrant was fully exercisable upon grant."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"These securities are directly held by Third Rock Ventures, L.P. (\"TRV\"). The general partner of TRV is Third Rock Ventures GP, L.P. (\"TRV GP\"). The general partner of TRV GP is TRV GP, LLC (\"TRV GP LLC\"). The individual managers of TRV GP LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP, TRV GP LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares"}],"balance_after":0,"derivative":{"exercise_price":1.55,"expiration_date":"2021-05-24","underlying":"Common Stock","underlying_shares":51032},"source":{"system":"sec-edgar","filing":"0000899243-18-023212","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924318023212/doc4.xml","form_type":"4"}},{"id":3834103,"issuer":{"id":137050,"kind":"organization","name":"CONSTELLATION PHARMACEUTICALS INC","symbol":"CNST"},"owners":[{"id":163840,"kind":"organization","name":"THIRD ROCK VENTURES LP","position":1,"cik":"0001408591","reported_name":"THIRD ROCK VENTURES LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":163841,"kind":"organization","name":"Third Rock Ventures GP, L.P.","position":2,"cik":"0001578976","reported_name":"Third Rock Ventures GP, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105938,"kind":"organization","name":"TRV GP, LLC","position":3,"cik":"0001578973","reported_name":"TRV GP, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2018-08-24T16:05:23.000Z","date":"2018-08-22","kind":"other","acquired":true,"shares":51032,"price":1.55,"value":79099.6,"ownership":{"direct":true},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"These securities are directly held by Third Rock Ventures, L.P. (\"TRV\"). The general partner of TRV is Third Rock Ventures GP, L.P. (\"TRV GP\"). The general partner of TRV GP is TRV GP, LLC (\"TRV GP LLC\"). The individual managers of TRV GP LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). 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The shares had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On July 23, 2018, the Series A, Series B, Series D, Series E-1 and Series F Preferred Stock converted into Common Stock on a 11.009-for-one basis, and the Series E Preferred Stock converted into Common Stock on a 8.56256-for-one basis, upon the closing of the Issuer's initial public offering without payment of consideration. The Series A, Series B, Series C, Series E, Series E-1 and Series F Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial pubic offering. The shares had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These securities are directly held by Third Rock Ventures, L.P. (\"TRV\"). The general partner of TRV is Third Rock Ventures GP, L.P. (\"TRV GP\"). The general partner of TRV GP is TRV GP, LLC (\"TRV GP LLC\"). 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Each of TRV GP, TRV GP LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares"}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":90840},"source":{"system":"sec-edgar","filing":"0000899243-18-020534","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924318020534/doc4.xml","form_type":"4"}},{"id":3862278,"issuer":{"id":137050,"kind":"organization","name":"CONSTELLATION PHARMACEUTICALS INC","symbol":"CNST"},"owners":[{"id":163840,"kind":"organization","name":"THIRD ROCK VENTURES LP","position":1,"cik":"0001408591","reported_name":"THIRD ROCK VENTURES LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":163841,"kind":"organization","name":"Third Rock Ventures GP, L.P.","position":2,"cik":"0001578976","reported_name":"Third Rock Ventures GP, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105938,"kind":"organization","name":"TRV GP, LLC","position":3,"cik":"0001578973","reported_name":"TRV GP, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series E-1 Preferred Stock","published_at":"2018-07-24T19:19:16.000Z","date":"2018-07-23","kind":"exercise","acquired":false,"shares":3107930,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On July 23, 2018, the Series A, Series B, Series D, Series E-1 and Series F Preferred Stock converted into Common Stock on a 11.009-for-one basis, and the Series E Preferred Stock converted into Common Stock on a 8.56256-for-one basis, upon the closing of the Issuer's initial public offering without payment of consideration. 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The shares had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On July 23, 2018, the Series A, Series B, Series D, Series E-1 and Series F Preferred Stock converted into Common Stock on a 11.009-for-one basis, and the Series E Preferred Stock converted into Common Stock on a 8.56256-for-one basis, upon the closing of the Issuer's initial public offering without payment of consideration. The Series A, Series B, Series C, Series E, Series E-1 and Series F Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial pubic offering. The shares had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These securities are directly held by Third Rock Ventures, L.P. (\"TRV\"). The general partner of TRV is Third Rock Ventures GP, L.P. (\"TRV GP\"). The general partner of TRV GP is TRV GP, LLC (\"TRV GP LLC\"). 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The shares had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On July 23, 2018, the Series A, Series B, Series D, Series E-1 and Series F Preferred Stock converted into Common Stock on a 11.009-for-one basis, and the Series E Preferred Stock converted into Common Stock on a 8.56256-for-one basis, upon the closing of the Issuer's initial public offering without payment of consideration. The Series A, Series B, Series C, Series E, Series E-1 and Series F Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial pubic offering. The shares had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These securities are directly held by Third Rock Ventures, L.P. (\"TRV\"). The general partner of TRV is Third Rock Ventures GP, L.P. (\"TRV GP\"). The general partner of TRV GP is TRV GP, LLC (\"TRV GP LLC\"). The individual managers of TRV GP LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP, TRV GP LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares"}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":266934},"source":{"system":"sec-edgar","filing":"0000899243-18-020534","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924318020534/doc4.xml","form_type":"4"}},{"id":3862276,"issuer":{"id":137050,"kind":"organization","name":"CONSTELLATION PHARMACEUTICALS INC","symbol":"CNST"},"owners":[{"id":163840,"kind":"organization","name":"THIRD ROCK VENTURES LP","position":1,"cik":"0001408591","reported_name":"THIRD ROCK VENTURES LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":163841,"kind":"organization","name":"Third Rock Ventures GP, L.P.","position":2,"cik":"0001578976","reported_name":"Third Rock Ventures GP, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105938,"kind":"organization","name":"TRV GP, LLC","position":3,"cik":"0001578973","reported_name":"TRV GP, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series D Preferred Stock","published_at":"2018-07-24T19:19:16.000Z","date":"2018-07-23","kind":"exercise","acquired":false,"shares":1086411,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On July 23, 2018, the Series A, Series B, Series D, Series E-1 and Series F Preferred Stock converted into Common Stock on a 11.009-for-one basis, and the Series E Preferred Stock converted into Common Stock on a 8.56256-for-one basis, upon the closing of the Issuer's initial public offering without payment of consideration. 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The shares had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On July 23, 2018, the Series A, Series B, Series D, Series E-1 and Series F Preferred Stock converted into Common Stock on a 11.009-for-one basis, and the Series E Preferred Stock converted into Common Stock on a 8.56256-for-one basis, upon the closing of the Issuer's initial public offering without payment of consideration. The Series A, Series B, Series C, Series E, Series E-1 and Series F Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial pubic offering. The shares had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These securities are directly held by Third Rock Ventures, L.P. (\"TRV\"). The general partner of TRV is Third Rock Ventures GP, L.P. (\"TRV GP\"). The general partner of TRV GP is TRV GP, LLC (\"TRV GP LLC\"). The individual managers of TRV GP LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP, TRV GP LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares"}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":98683},"source":{"system":"sec-edgar","filing":"0000899243-18-020534","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924318020534/doc4.xml","form_type":"4"}},{"id":3862275,"issuer":{"id":137050,"kind":"organization","name":"CONSTELLATION PHARMACEUTICALS INC","symbol":"CNST"},"owners":[{"id":163840,"kind":"organization","name":"THIRD ROCK VENTURES LP","position":1,"cik":"0001408591","reported_name":"THIRD ROCK VENTURES LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":163841,"kind":"organization","name":"Third Rock Ventures GP, L.P.","position":2,"cik":"0001578976","reported_name":"Third Rock Ventures GP, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105938,"kind":"organization","name":"TRV GP, LLC","position":3,"cik":"0001578973","reported_name":"TRV GP, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series B Preferred Stock","published_at":"2018-07-24T19:19:16.000Z","date":"2018-07-23","kind":"exercise","acquired":false,"shares":10650000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On July 23, 2018, the Series A, Series B, Series D, Series E-1 and Series F Preferred Stock converted into Common Stock on a 11.009-for-one basis, and the Series E Preferred Stock converted into Common Stock on a 8.56256-for-one basis, upon the closing of the Issuer's initial public offering without payment of consideration. 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The shares had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On July 23, 2018, the Series A, Series B, Series D, Series E-1 and Series F Preferred Stock converted into Common Stock on a 11.009-for-one basis, and the Series E Preferred Stock converted into Common Stock on a 8.56256-for-one basis, upon the closing of the Issuer's initial public offering without payment of consideration. The Series A, Series B, Series C, Series E, Series E-1 and Series F Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial pubic offering. The shares had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These securities are directly held by Third Rock Ventures, L.P. (\"TRV\"). The general partner of TRV is Third Rock Ventures GP, L.P. (\"TRV GP\"). The general partner of TRV GP is TRV GP, LLC (\"TRV GP LLC\"). 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Each of TRV GP, TRV GP LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares"}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":967389},"source":{"system":"sec-edgar","filing":"0000899243-18-020534","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924318020534/doc4.xml","form_type":"4"}},{"id":3862274,"issuer":{"id":137050,"kind":"organization","name":"CONSTELLATION PHARMACEUTICALS INC","symbol":"CNST"},"owners":[{"id":163840,"kind":"organization","name":"THIRD ROCK VENTURES LP","position":1,"cik":"0001408591","reported_name":"THIRD ROCK VENTURES LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":163841,"kind":"organization","name":"Third Rock Ventures GP, L.P.","position":2,"cik":"0001578976","reported_name":"Third Rock Ventures GP, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105938,"kind":"organization","name":"TRV GP, LLC","position":3,"cik":"0001578973","reported_name":"TRV GP, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series A Preferred Stock","published_at":"2018-07-24T19:19:16.000Z","date":"2018-07-23","kind":"exercise","acquired":false,"shares":11000000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On July 23, 2018, the Series A, Series B, Series D, Series E-1 and Series F Preferred Stock converted into Common Stock on a 11.009-for-one basis, and the Series E Preferred Stock converted into Common Stock on a 8.56256-for-one basis, upon the closing of the Issuer's initial public offering without payment of consideration. The Series A, Series B, Series C, Series E, Series E-1 and Series F Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial pubic offering. The shares had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On July 23, 2018, the Series A, Series B, Series D, Series E-1 and Series F Preferred Stock converted into Common Stock on a 11.009-for-one basis, and the Series E Preferred Stock converted into Common Stock on a 8.56256-for-one basis, upon the closing of the Issuer's initial public offering without payment of consideration. The Series A, Series B, Series C, Series E, Series E-1 and Series F Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial pubic offering. The shares had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On July 23, 2018, the Series A, Series B, Series D, Series E-1 and Series F Preferred Stock converted into Common Stock on a 11.009-for-one basis, and the Series E Preferred Stock converted into Common Stock on a 8.56256-for-one basis, upon the closing of the Issuer's initial public offering without payment of consideration. The Series A, Series B, Series C, Series E, Series E-1 and Series F Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial pubic offering. The shares had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These securities are directly held by Third Rock Ventures, L.P. (\"TRV\"). The general partner of TRV is Third Rock Ventures GP, L.P. (\"TRV GP\"). The general partner of TRV GP is TRV GP, LLC (\"TRV GP LLC\"). The individual managers of TRV GP LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP, TRV GP LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares"}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":999180},"source":{"system":"sec-edgar","filing":"0000899243-18-020534","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924318020534/doc4.xml","form_type":"4"}},{"id":3862273,"issuer":{"id":137050,"kind":"organization","name":"CONSTELLATION PHARMACEUTICALS INC","symbol":"CNST"},"owners":[{"id":163840,"kind":"organization","name":"THIRD ROCK VENTURES LP","position":1,"cik":"0001408591","reported_name":"THIRD ROCK VENTURES LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":163841,"kind":"organization","name":"Third Rock Ventures GP, L.P.","position":2,"cik":"0001578976","reported_name":"Third Rock Ventures GP, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105938,"kind":"organization","name":"TRV GP, LLC","position":3,"cik":"0001578973","reported_name":"TRV GP, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2018-07-24T19:19:16.000Z","date":"2018-07-23","kind":"purchase","acquired":true,"shares":266667,"price":15,"value":4000005.0,"ownership":{"direct":true},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These securities are directly held by Third Rock Ventures, L.P. (\"TRV\"). The general partner of TRV is Third Rock Ventures GP, L.P. (\"TRV GP\"). The general partner of TRV GP is TRV GP, LLC (\"TRV GP LLC\"). The individual managers of TRV GP LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP, TRV GP LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares"}],"balance_after":2983051,"source":{"system":"sec-edgar","filing":"0000899243-18-020534","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924318020534/doc4.xml","form_type":"4"}},{"id":3862272,"issuer":{"id":137050,"kind":"organization","name":"CONSTELLATION PHARMACEUTICALS INC","symbol":"CNST"},"owners":[{"id":163840,"kind":"organization","name":"THIRD ROCK VENTURES LP","position":1,"cik":"0001408591","reported_name":"THIRD ROCK VENTURES LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":163841,"kind":"organization","name":"Third Rock Ventures GP, L.P.","position":2,"cik":"0001578976","reported_name":"Third Rock Ventures GP, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105938,"kind":"organization","name":"TRV GP, LLC","position":3,"cik":"0001578973","reported_name":"TRV GP, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2018-07-24T19:19:16.000Z","date":"2018-07-23","kind":"exercise","acquired":true,"shares":2705334,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On July 23, 2018, the Series A, Series B, Series D, Series E-1 and Series F Preferred Stock converted into Common Stock on a 11.009-for-one basis, and the Series E Preferred Stock converted into Common Stock on a 8.56256-for-one basis, upon the closing of the Issuer's initial public offering without payment of consideration. 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Each of TRV GP, TRV GP LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares"}],"balance_after":2716384,"source":{"system":"sec-edgar","filing":"0000899243-18-020534","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924318020534/doc4.xml","form_type":"4"}},{"id":3875713,"issuer":{"id":149433,"kind":"organization","name":"Neon Therapeutics, Inc.","symbol":"NTGN"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":5,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series B Preferred Stock","published_at":"2018-07-03T16:28:46.000Z","date":"2018-06-29","kind":"exercise","acquired":false,"shares":1708185,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"All series of Preferred Stock automatically converted into the Issuer's Common Stock on a 5-for-1 basis upon the closing of the Issuer's initial public offering on June 29, 2018 and had no expiration date."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"All series of Preferred Stock automatically converted into the Issuer's Common Stock on a 5-for-1 basis upon the closing of the Issuer's initial public offering on June 29, 2018 and had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"All series of Preferred Stock automatically converted into the Issuer's Common Stock on a 5-for-1 basis upon the closing of the Issuer's initial public offering on June 29, 2018 and had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"All series of Preferred Stock automatically converted into the Issuer's Common Stock on a 5-for-1 basis upon the closing of the Issuer's initial public offering on June 29, 2018 and had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"These shares are directly held by TRV III. The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III\").  The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":341637},"source":{"system":"sec-edgar","filing":"0001104659-18-043853","document":"a4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000110465918043853/a4.xml","form_type":"4"}},{"id":3875712,"issuer":{"id":149433,"kind":"organization","name":"Neon Therapeutics, Inc.","symbol":"NTGN"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":5,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series A Preferred Stock","published_at":"2018-07-03T16:28:46.000Z","date":"2018-06-29","kind":"exercise","acquired":false,"shares":45000000,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"All series of Preferred Stock automatically converted into the Issuer's Common Stock on a 5-for-1 basis upon the closing of the Issuer's initial public offering on June 29, 2018 and had no expiration date."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"All series of Preferred Stock automatically converted into the Issuer's Common Stock on a 5-for-1 basis upon the closing of the Issuer's initial public offering on June 29, 2018 and had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"All series of Preferred Stock automatically converted into the Issuer's Common Stock on a 5-for-1 basis upon the closing of the Issuer's initial public offering on June 29, 2018 and had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"All series of Preferred Stock automatically converted into the Issuer's Common Stock on a 5-for-1 basis upon the closing of the Issuer's initial public offering on June 29, 2018 and had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"These shares are directly held by TRV III. The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III\").  The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":8999999},"source":{"system":"sec-edgar","filing":"0001104659-18-043853","document":"a4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000110465918043853/a4.xml","form_type":"4"}},{"id":3875711,"issuer":{"id":149433,"kind":"organization","name":"Neon Therapeutics, Inc.","symbol":"NTGN"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":5,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2018-07-03T16:28:46.000Z","date":"2018-06-29","kind":"exercise","acquired":true,"shares":341637,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Represents the total number of shares of Common Stock received by TRV III upon the conversion of the Issuer's Series B Preferred Stock in connection with the closing of the Issuer's initial public offering."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"All series of Preferred Stock automatically converted into the Issuer's Common Stock on a 5-for-1 basis upon the closing of the Issuer's initial public offering on June 29, 2018 and had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"These shares are directly held by TRV III. The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III\").  The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":9741636,"source":{"system":"sec-edgar","filing":"0001104659-18-043853","document":"a4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000110465918043853/a4.xml","form_type":"4"}},{"id":3875710,"issuer":{"id":149433,"kind":"organization","name":"Neon Therapeutics, Inc.","symbol":"NTGN"},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":5,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2018-07-03T16:28:46.000Z","date":"2018-06-29","kind":"exercise","acquired":true,"shares":8999999,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the total number of shares of Common Stock received by Third Rock Ventures III, L.P. (\"TRV III\") upon the conversion of the Issuer's Series A Preferred Stock in connection with the closing of the Issuer's initial public offering."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"All series of Preferred Stock automatically converted into the Issuer's Common Stock on a 5-for-1 basis upon the closing of the Issuer's initial public offering on June 29, 2018 and had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"These shares are directly held by TRV III. The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III\").  The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":9399999,"source":{"system":"sec-edgar","filing":"0001104659-18-043853","document":"a4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000110465918043853/a4.xml","form_type":"4"}},{"id":3886136,"issuer":{"id":6271,"kind":"organization","name":"Voyager Therapeutics, Inc."},"owners":[{"id":117227,"kind":"organization","name":"Third Rock Ventures III, L.P.","position":1,"cik":"0001569705","reported_name":"Third Rock Ventures III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":117228,"kind":"organization","name":"Third Rock Ventures GP III, L.P.","position":2,"cik":"0001637300","reported_name":"Third Rock Ventures GP III, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104800,"kind":"organization","name":"TRV GP III, LLC","position":3,"cik":"0001637299","reported_name":"TRV GP III, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":4,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":5,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2018-06-21T20:05:44.000Z","date":"2018-06-20","kind":"other","acquired":false,"shares":1500000,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to a Rule 10b5-1 trading plan adopted by Third Rock Ventures III, L.P. (\"TRV III\"), Third Rock Ventures GP III, L.P. (\"TRV GP III\") and TRV GP III, LLC (\"TRV GP III LLC\"), TRV III distributed on June 20, 2018, for no consideration, 1,500,000 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to TRV GP III, the general partner of TRV III, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP III distributed, for no consideration, the Shares it received in the distribution by TRV III to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to a Rule 10b5-1 trading plan adopted by Third Rock Ventures III, L.P. (\"TRV III\"), Third Rock Ventures GP III, L.P. (\"TRV GP III\") and TRV GP III, LLC (\"TRV GP III LLC\"), TRV III distributed on June 20, 2018, for no consideration, 1,500,000 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to TRV GP III, the general partner of TRV III, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP III distributed, for no consideration, the Shares it received in the distribution by TRV III to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These shares are directly held by TRV III. The general partner of TRV III is TRV GP III. The general partner of TRV GP III is TRV GP III LLC. The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":7891176,"source":{"system":"sec-edgar","filing":"0000899243-18-017587","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1640266/000089924318017587/doc4.xml","form_type":"4"}},{"id":3899719,"issuer":{"id":77038,"kind":"organization","name":"Sage Therapeutics, Inc.","symbol":"SAGE"},"owners":[{"id":105515,"kind":"person","name":"STARR KEVIN P","position":1,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2018-06-08T16:04:01.000Z","date":"2018-06-06","kind":"grant","acquired":true,"shares":10000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The stock option award was issued pursuant to the Sage Therapeutics, Inc., 2014 Stock Option and Incentive Plan. The option will vest in full upon the earlier to occur of June 6, 2019 or the day immediately prior to the 2019 Annual Meeting of Sage's stockholders, subject to continued service as a director on such date."}],"balance_after":10000,"derivative":{"exercise_price":154.06,"expiration_date":"2028-06-06","underlying":"Common Stock","underlying_shares":10000},"source":{"system":"sec-edgar","filing":"0001562180-18-002933","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000156218018002933/primarydocument.xml","form_type":"4"}},{"id":3959964,"issuer":{"id":77038,"kind":"organization","name":"Sage Therapeutics, Inc.","symbol":"SAGE"},"owners":[{"id":105515,"kind":"person","name":"STARR KEVIN P","position":1,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-04-19T16:35:08.000Z","date":"2018-04-18","kind":"sale","acquired":false,"shares":24000,"price":168.2771,"value":4038650.4,"ownership":{"direct":true},"balance_after":302817,"source":{"system":"sec-edgar","filing":"0000899243-18-010410","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000089924318010410/doc4.xml","form_type":"4"}},{"id":3959963,"issuer":{"id":77038,"kind":"organization","name":"Sage Therapeutics, Inc.","symbol":"SAGE"},"owners":[{"id":105515,"kind":"person","name":"STARR KEVIN P","position":1,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-04-19T16:35:08.000Z","date":"2018-04-17","kind":"sale","acquired":false,"shares":35000,"price":169.2457,"value":5923599.5,"ownership":{"direct":true},"balance_after":326817,"source":{"system":"sec-edgar","filing":"0000899243-18-010410","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000089924318010410/doc4.xml","form_type":"4"}},{"id":4007791,"issuer":{"id":145206,"kind":"organization","name":"MyoKardia, Inc.","symbol":"MYOK"},"owners":[{"id":105515,"kind":"person","name":"STARR KEVIN P","position":1,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2018-03-07T16:01:02.000Z","date":"2018-03-07","kind":"other","acquired":false,"shares":2000000,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to a Rule 10b5-1 trading plan adopted by Third Rock Ventures II, L.P. (\"TRV II\"), Third Rock Ventures GP II, L.P. (\"TRV GP II\") and TRV GP II, LLC (\"TRV GP II LLC\"), TRV II distributed on March 7, 2018, for no consideration, 2,000,000 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to TRV GP II, the general partner of TRV II, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP II distributed, for no consideration, the Shares it received in the distribution by TRV II to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to a Rule 10b5-1 trading plan adopted by Third Rock Ventures II, L.P. (\"TRV II\"), Third Rock Ventures GP II, L.P. (\"TRV GP II\") and TRV GP II, LLC (\"TRV GP II LLC\"), TRV II distributed on March 7, 2018, for no consideration, 2,000,000 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to TRV GP II, the general partner of TRV II, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP II distributed, for no consideration, the Shares it received in the distribution by TRV II to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These shares are directly held by TRV II. The general partner of TRV II is TRV GP II. The general partner of TRV GP II is TRV GP II LLC. The individual managers of TRV GP II LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":885104,"source":{"system":"sec-edgar","filing":"0000899243-18-006628","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000089924318006628/doc4.xml","form_type":"4"}},{"id":4047124,"issuer":{"id":77038,"kind":"organization","name":"Sage Therapeutics, Inc.","symbol":"SAGE"},"owners":[{"id":105515,"kind":"person","name":"STARR KEVIN P","position":1,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-02-20T16:00:29.000Z","date":"2018-02-16","kind":"other","acquired":false,"shares":510554,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On February 16, 2018, Third Rock Ventures II, L.P. (\"TRV II\") distributed for no consideration 510,554 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to Third Rock Ventures GP II, L.P. (\"TRV GP II\"), the general partner of TRV II, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP II distributed, for no consideration, the Shares it received in the distribution by TRV II to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On February 16, 2018, Third Rock Ventures II, L.P. (\"TRV II\") distributed for no consideration 510,554 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to Third Rock Ventures GP II, L.P. (\"TRV GP II\"), the general partner of TRV II, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP II distributed, for no consideration, the Shares it received in the distribution by TRV II to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These shares are directly held by TRV II. The general partner of TRV II is TRV GP II. The general partner of TRV GP II is TRV GP II, LLC (\"TRV GP II LLC\"). The individual managers of TRV GP II LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":37362,"source":{"system":"sec-edgar","filing":"0000899243-18-004571","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000089924318004571/doc4.xml","form_type":"4"}},{"id":4105245,"issuer":{"id":145206,"kind":"organization","name":"MyoKardia, Inc.","symbol":"MYOK"},"owners":[{"id":105515,"kind":"person","name":"STARR KEVIN P","position":1,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2018-01-05T16:30:28.000Z","date":"2018-01-03","kind":"sale","acquired":false,"shares":816326,"price":42.0001,"value":34285773.6326,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $42.00 to $42.15, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These shares are directly held by Third Rock Ventures III, L.P. (\"TRV III\"). The general partner of TRV III is Third Rock Ventures GP III, L.P. (\"TRV GP III\"). The general partner of TRV GP III is TRV GP III, LLC (\"TRV GP III LLC\"). The individual managers of TRV GP III LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP III, TRV GP III LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":680272,"source":{"system":"sec-edgar","filing":"0000899243-18-000583","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000089924318000583/doc4.xml","form_type":"4"}},{"id":4137728,"issuer":{"id":145206,"kind":"organization","name":"MyoKardia, Inc.","symbol":"MYOK"},"owners":[{"id":105515,"kind":"person","name":"STARR KEVIN P","position":1,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2017-12-08T16:31:25.000Z","date":"2017-12-06","kind":"other","acquired":false,"shares":2000000,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to a Rule 10b5-1 trading plan adopted by Third Rock Ventures II, L.P. (\"TRV II\"), Third Rock Ventures GP II, L.P. (\"TRV GP II\") and TRV GP II, LLC (\"TRV GP II LLC\"), TRV II distributed on December 6, 2017, for no consideration, 2,000,000 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to TRV GP II, the general partner of TRV II, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP II distributed, for no consideration, the Shares it received in the distribution by TRV II to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to a Rule 10b5-1 trading plan adopted by Third Rock Ventures II, L.P. (\"TRV II\"), Third Rock Ventures GP II, L.P. (\"TRV GP II\") and TRV GP II, LLC (\"TRV GP II LLC\"), TRV II distributed on December 6, 2017, for no consideration, 2,000,000 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to TRV GP II, the general partner of TRV II, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP II distributed, for no consideration, the Shares it received in the distribution by TRV II to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These shares are directly held by TRV II. The general partner of TRV II is TRV GP II. The general partner of TRV GP II is TRV GP II LLC. The individual managers of TRV GP II LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":2885104,"source":{"system":"sec-edgar","filing":"0000899243-17-028252","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000089924317028252/doc4.xml","form_type":"4"}},{"id":4171545,"issuer":{"id":130904,"kind":"organization","name":"Allena Pharmaceuticals, Inc.","symbol":"ALNA"},"owners":[{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":1,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":2,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":3,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series B Preferred Stock","published_at":"2017-11-06T16:00:47.000Z","date":"2017-11-06","kind":"exercise","acquired":false,"shares":4629630,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"The Series A Preferred Stock and Series B Preferred Stock converted into Common Stock on a 4.174-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock and Series B Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The Series A Preferred Stock and Series B Preferred Stock converted into Common Stock on a 4.174-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock and Series B Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The Series A Preferred Stock and Series B Preferred Stock converted into Common Stock on a 4.174-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock and Series B Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These shares are directly held by TRV II. The general partner of TRV II is Third Rock Ventures GP II, L.P. (\"TRV GP II\"). The general partner of TRV GP II is TRV GP II, LLC (\"TRV GP II LLC\"). The individual managers of TRV GP II LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of these shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":1109159},"source":{"system":"sec-edgar","filing":"0000899243-17-025425","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924317025425/doc4.xml","form_type":"4"}},{"id":4171544,"issuer":{"id":130904,"kind":"organization","name":"Allena Pharmaceuticals, Inc.","symbol":"ALNA"},"owners":[{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":1,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":2,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":3,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series A Preferred Stock","published_at":"2017-11-06T16:00:47.000Z","date":"2017-11-06","kind":"exercise","acquired":false,"shares":6122448,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"The Series A Preferred Stock and Series B Preferred Stock converted into Common Stock on a 4.174-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock and Series B Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The Series A Preferred Stock and Series B Preferred Stock converted into Common Stock on a 4.174-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock and Series B Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The Series A Preferred Stock and Series B Preferred Stock converted into Common Stock on a 4.174-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock and Series B Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These shares are directly held by TRV II. The general partner of TRV II is Third Rock Ventures GP II, L.P. (\"TRV GP II\"). The general partner of TRV GP II is TRV GP II, LLC (\"TRV GP II LLC\"). The individual managers of TRV GP II LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of these shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":1466805},"source":{"system":"sec-edgar","filing":"0000899243-17-025425","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924317025425/doc4.xml","form_type":"4"}},{"id":4171543,"issuer":{"id":130904,"kind":"organization","name":"Allena Pharmaceuticals, Inc.","symbol":"ALNA"},"owners":[{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":1,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":2,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":3,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2017-11-06T16:00:47.000Z","date":"2017-11-06","kind":"purchase","acquired":true,"shares":215000,"price":14,"value":3010000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"Represents shares of Common Stock purchased by TRV II in the Issuer's initial public offering."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These shares are directly held by TRV II. The general partner of TRV II is Third Rock Ventures GP II, L.P. (\"TRV GP II\"). The general partner of TRV GP II is TRV GP II, LLC (\"TRV GP II LLC\"). The individual managers of TRV GP II LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of these shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":2790964,"source":{"system":"sec-edgar","filing":"0000899243-17-025425","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924317025425/doc4.xml","form_type":"4"}},{"id":4171542,"issuer":{"id":130904,"kind":"organization","name":"Allena Pharmaceuticals, Inc.","symbol":"ALNA"},"owners":[{"id":135402,"kind":"organization","name":"Third Rock Ventures II, L.P.","position":1,"cik":"0001488495","reported_name":"Third Rock Ventures II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":135403,"kind":"organization","name":"Third Rock Ventures GP II, L.P.","position":2,"cik":"0001614061","reported_name":"Third Rock Ventures GP II, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105511,"kind":"organization","name":"TRV GP II, LLC","position":3,"cik":"0001614073","reported_name":"TRV GP II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2017-11-06T16:00:47.000Z","date":"2017-11-06","kind":"exercise","acquired":true,"shares":2575964,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the total number of shares of Common Stock received by Third Rock Ventures II, L.P. (\"TRV II\") upon conversion of the Series A Preferred Stock and Series B Preferred Stock of the Issuer in connection with the closing of the Issuer's initial public offering."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The Series A Preferred Stock and Series B Preferred Stock converted into Common Stock on a 4.174-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Preferred Stock and Series B Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These shares are directly held by TRV II. The general partner of TRV II is Third Rock Ventures GP II, L.P. (\"TRV GP II\"). The general partner of TRV GP II is TRV GP II, LLC (\"TRV GP II LLC\"). The individual managers of TRV GP II LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of these shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":2575964,"source":{"system":"sec-edgar","filing":"0000899243-17-025425","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924317025425/doc4.xml","form_type":"4"}},{"id":4183069,"issuer":{"id":5124,"kind":"organization","name":"CytomX Therapeutics, Inc."},"owners":[{"id":163840,"kind":"organization","name":"THIRD ROCK VENTURES LP","position":1,"cik":"0001408591","reported_name":"THIRD ROCK VENTURES LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":163841,"kind":"organization","name":"Third Rock Ventures GP, L.P.","position":2,"cik":"0001578976","reported_name":"Third Rock Ventures GP, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105938,"kind":"organization","name":"TRV GP, LLC","position":3,"cik":"0001578973","reported_name":"TRV GP, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":6,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2017-10-19T16:00:34.000Z","date":"2017-10-18","kind":"other","acquired":false,"shares":1000000,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to a Rule 10b5-1 trading plan adopted by Third Rock Ventures, L.P. (\"TRV\"), TRV distributed on October 18, 2017, for no consideration, 1,000,000 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to Third Rock Ventures GP, L.P. (\"TRV GP\"), the general partner of TRV, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP distributed, for no consideration, the Shares it received in the distribution by TRV to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to a Rule 10b5-1 trading plan adopted by Third Rock Ventures, L.P. (\"TRV\"), TRV distributed on October 18, 2017, for no consideration, 1,000,000 shares of Common Stock of the Issuer (the \"Shares\") to its limited partners and to Third Rock Ventures GP, L.P. (\"TRV GP\"), the general partner of TRV, representing each such partner's pro rata interest in such Shares. On the same date, TRV GP distributed, for no consideration, the Shares it received in the distribution by TRV to its partners, representing each such partner's pro rata interest in such Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These shares are directly held by TRV. The general partner of TRV is TRV GP. The general partner of TRV GP is TRV GP, LLC (\"TRV GP LLC\"). The individual managers of TRV GP LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP, TRV GP LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":3320348,"source":{"system":"sec-edgar","filing":"0000899243-17-024464","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924317024464/doc4.xml","form_type":"4"}},{"id":4188153,"issuer":{"id":3693,"kind":"organization","name":"RHYTHM PHARMACEUTICALS, INC.","symbol":"RYTM"},"owners":[{"id":163840,"kind":"organization","name":"THIRD ROCK VENTURES LP","position":1,"cik":"0001408591","reported_name":"THIRD ROCK VENTURES LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":163841,"kind":"organization","name":"Third Rock Ventures GP, L.P.","position":2,"cik":"0001578976","reported_name":"Third Rock Ventures GP, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105938,"kind":"organization","name":"TRV GP, LLC","position":3,"cik":"0001578973","reported_name":"TRV GP, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":6,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series A-1 Junior Preferred Stock","published_at":"2017-10-11T16:00:26.000Z","date":"2017-10-10","kind":"exercise","acquired":false,"shares":26868642,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"The Series A Convertible Preferred Stock and Series A-1 Junior Preferred Stock converted into Common Stock on a 9.17-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Convertible Preferred Stock and Series A-1 Junior Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The Series A Convertible Preferred Stock and Series A-1 Junior Preferred Stock converted into Common Stock on a 9.17-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Convertible Preferred Stock and Series A-1 Junior Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The Series A Convertible Preferred Stock and Series A-1 Junior Preferred Stock converted into Common Stock on a 9.17-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Convertible Preferred Stock and Series A-1 Junior Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These shares are directly held by TRV. The general partner of TRV is Third Rock Ventures GP, L.P. (\"TRV GP\"). The general partner of TRV GP is TRV GP, LLC (\"TRV GP LLC\"). The individual managers of TRV GP LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP, TRV GP LLC, Levin, Starr and Tepper disclaims beneficial ownership of these shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":2930059},"source":{"system":"sec-edgar","filing":"0000899243-17-024006","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924317024006/doc4.xml","form_type":"4"}},{"id":4188152,"issuer":{"id":3693,"kind":"organization","name":"RHYTHM PHARMACEUTICALS, INC.","symbol":"RYTM"},"owners":[{"id":163840,"kind":"organization","name":"THIRD ROCK VENTURES LP","position":1,"cik":"0001408591","reported_name":"THIRD ROCK VENTURES LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":163841,"kind":"organization","name":"Third Rock Ventures GP, L.P.","position":2,"cik":"0001578976","reported_name":"Third Rock Ventures GP, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105938,"kind":"organization","name":"TRV GP, LLC","position":3,"cik":"0001578973","reported_name":"TRV GP, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":6,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series A Convertible Preferred Stock","published_at":"2017-10-11T16:00:26.000Z","date":"2017-10-10","kind":"exercise","acquired":false,"shares":9479502,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"The Series A Convertible Preferred Stock and Series A-1 Junior Preferred Stock converted into Common Stock on a 9.17-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Convertible Preferred Stock and Series A-1 Junior Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The Series A Convertible Preferred Stock and Series A-1 Junior Preferred Stock converted into Common Stock on a 9.17-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Convertible Preferred Stock and Series A-1 Junior Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The Series A Convertible Preferred Stock and Series A-1 Junior Preferred Stock converted into Common Stock on a 9.17-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Convertible Preferred Stock and Series A-1 Junior Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These shares are directly held by TRV. The general partner of TRV is Third Rock Ventures GP, L.P. (\"TRV GP\"). The general partner of TRV GP is TRV GP, LLC (\"TRV GP LLC\"). The individual managers of TRV GP LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP, TRV GP LLC, Levin, Starr and Tepper disclaims beneficial ownership of these shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":1033751},"source":{"system":"sec-edgar","filing":"0000899243-17-024006","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924317024006/doc4.xml","form_type":"4"}},{"id":4188151,"issuer":{"id":3693,"kind":"organization","name":"RHYTHM PHARMACEUTICALS, INC.","symbol":"RYTM"},"owners":[{"id":163840,"kind":"organization","name":"THIRD ROCK VENTURES LP","position":1,"cik":"0001408591","reported_name":"THIRD ROCK VENTURES LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":163841,"kind":"organization","name":"Third Rock Ventures GP, L.P.","position":2,"cik":"0001578976","reported_name":"Third Rock Ventures GP, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105938,"kind":"organization","name":"TRV GP, LLC","position":3,"cik":"0001578973","reported_name":"TRV GP, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105517,"kind":"person","name":"Levin Mark J","position":4,"cik":"0001180428","reported_name":"LEVIN MARK J","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105515,"kind":"person","name":"STARR KEVIN P","position":5,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":104809,"kind":"person","name":"Tepper Robert I","position":6,"cik":"0001192595","reported_name":"TEPPER ROBERT I","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2017-10-11T16:00:26.000Z","date":"2017-10-10","kind":"exercise","acquired":true,"shares":3963810,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the total number of shares of Common Stock received by Third Rock Ventures, L.P. (\"TRV\") upon conversion of the Series A Convertible Preferred Stock and Series A-1 Junior Preferred Stock of the Issuer in connection with the closing of the Issuer's initial public offering."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The Series A Convertible Preferred Stock and Series A-1 Junior Preferred Stock converted into Common Stock on a 9.17-for-one basis upon the closing of the Issuer's initial public offering without payment of consideration. The Series A Convertible Preferred Stock and Series A-1 Junior Preferred Stock were convertible at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These shares are directly held by TRV. The general partner of TRV is Third Rock Ventures GP, L.P. (\"TRV GP\"). The general partner of TRV GP is TRV GP, LLC (\"TRV GP LLC\"). The individual managers of TRV GP LLC are Mark Levin (\"Levin\"), Kevin Starr (\"Starr\") and Dr. Robert Tepper (\"Tepper\"). Each of TRV GP, TRV GP LLC, Levin, Starr and Tepper disclaims beneficial ownership of these shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares."}],"balance_after":3981437,"source":{"system":"sec-edgar","filing":"0000899243-17-024006","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1180428/000089924317024006/doc4.xml","form_type":"4"}},{"id":4191862,"issuer":{"id":145206,"kind":"organization","name":"MyoKardia, Inc.","symbol":"MYOK"},"owners":[{"id":105515,"kind":"person","name":"STARR KEVIN P","position":1,"cik":"0001192603","reported_name":"STARR KEVIN P","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2017-10-04T16:00:20.000Z","date":"2017-10-03","kind":"sale","acquired":false,"shares":75313,"price":40.2796,"value":3033577.5148,"ownership":{"direct":true},"balance_after":70763,"source":{"system":"sec-edgar","filing":"0000899243-17-023510","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1192603/000089924317023510/doc4.xml","form_type":"4"}}],"next_cursor":"2017-10-04T16:00:20.000000Z,4191862"}