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The preferred stock automatically converted into shares of the Issuer's common stock, for no additional consideration, upon the closing of the Issuer's initial public offering."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The shares of Issuer's preferred stock had no expiration date and were convertible at the holder's election into Issuer's common stock at a conversion ratio of 1-to-0.264706.  The preferred stock automatically converted into shares of the Issuer's common stock, for no additional consideration, upon the closing of the Issuer's initial public offering."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The shares of Issuer's preferred stock had no expiration date and were convertible at the holder's election into Issuer's common stock at a conversion ratio of 1-to-0.264706.  The preferred stock automatically converted into shares of the Issuer's common stock, for no additional consideration, upon the closing of the Issuer's initial public offering."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"The shares of Issuer's preferred stock had no expiration date and were convertible at the holder's election into Issuer's common stock at a conversion ratio of 1-to-0.264706.  The preferred stock automatically converted into shares of the Issuer's common stock, for no additional consideration, upon the closing of the Issuer's initial public offering."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"The shares are held directly by Invus Public Equities, L.P. The general partner of Invus Public Equities, L.P. is Invus Public Equities Advisors, LLC. Artal Treasury Ltd is the managing member of Invus Public Equities Advisors, LLC. Artal Treasury Ltd is a wholly owned subsidiary of the Geneva branch of Artal International S.C.A. The managing partner of Artal International S.C.A. is Artal International Management S.A., which is a wholly owned subsidiary of Artal Group S.A. Westend S.A. is the parent company of Artal Group, S.A., and the majority stockholder of Westend S.A. is Stichting Administratiekantoor Westend (\"Stichting\")."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"(Continued from Footnote 2) Mr. Amaury Wittouck is the sole member of the board of Stichting. Each of the Reporting Persons, other than Invus Public Equities L.P., disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such reporting person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Exchange Act, each of the reporting persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 of the Exchange Act or for any other purpose."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":1323530},"source":{"system":"sec-edgar","filing":"0000899243-21-031304","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1053906/000089924321031304/doc4.xml","form_type":"4"}},{"id":2618429,"issuer":{"id":83618,"kind":"organization","name":"Omega Therapeutics, Inc.","symbol":"OMGA"},"owners":[{"id":85166,"kind":"organization","name":"Invus Public Equities, L.P.","position":1,"cik":"0001340097","reported_name":"Invus Public Equities, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37421,"kind":"person","name":"Artal International S.C.A.","position":2,"cik":"0001218180","reported_name":"Artal International S.C.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37422,"kind":"person","name":"Artal International Management S.A.","position":3,"cik":"0001522131","reported_name":"Artal International Management S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37423,"kind":"person","name":"Artal Group S.A.","position":4,"cik":"0001053906","reported_name":"Artal Group S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37424,"kind":"person","name":"Westend S.A.","position":5,"cik":"0001283968","reported_name":"Westend S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37426,"kind":"person","name":"Wittouck Amaury","position":6,"cik":"0001841311","reported_name":"Wittouck Amaury","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37425,"kind":"person","name":"Stichting Administratiekantoor Westend","position":7,"cik":"0001460840","reported_name":"Stichting Administratiekantoor Westend","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105781,"kind":"organization","name":"Artal Treasury Ltd","position":8,"cik":"0001766952","reported_name":"Artal Treasury Ltd","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":85167,"kind":"organization","name":"Invus Public Equities Advisors, LLC","position":9,"cik":"0001340096","reported_name":"Invus Public Equities Advisors, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-08-03T21:16:05.000Z","date":"2021-08-03","kind":"purchase","acquired":true,"shares":875000,"price":17,"value":14875000.0,"ownership":{"direct":true},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"The shares are held directly by Invus Public Equities, L.P. The general partner of Invus Public Equities, L.P. is Invus Public Equities Advisors, LLC. Artal Treasury Ltd is the managing member of Invus Public Equities Advisors, LLC. Artal Treasury Ltd is a wholly owned subsidiary of the Geneva branch of Artal International S.C.A. The managing partner of Artal International S.C.A. is Artal International Management S.A., which is a wholly owned subsidiary of Artal Group S.A. Westend S.A. is the parent company of Artal Group, S.A., and the majority stockholder of Westend S.A. is Stichting Administratiekantoor Westend (\"Stichting\")."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"(Continued from Footnote 2) Mr. Amaury Wittouck is the sole member of the board of Stichting. Each of the Reporting Persons, other than Invus Public Equities L.P., disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such reporting person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Exchange Act, each of the reporting persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 of the Exchange Act or for any other purpose."}],"balance_after":2273530,"source":{"system":"sec-edgar","filing":"0000899243-21-031304","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1053906/000089924321031304/doc4.xml","form_type":"4"}},{"id":2618428,"issuer":{"id":83618,"kind":"organization","name":"Omega Therapeutics, Inc.","symbol":"OMGA"},"owners":[{"id":85166,"kind":"organization","name":"Invus Public Equities, L.P.","position":1,"cik":"0001340097","reported_name":"Invus Public Equities, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37421,"kind":"person","name":"Artal International S.C.A.","position":2,"cik":"0001218180","reported_name":"Artal International S.C.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37422,"kind":"person","name":"Artal International Management S.A.","position":3,"cik":"0001522131","reported_name":"Artal International Management S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37423,"kind":"person","name":"Artal Group S.A.","position":4,"cik":"0001053906","reported_name":"Artal Group S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37424,"kind":"person","name":"Westend S.A.","position":5,"cik":"0001283968","reported_name":"Westend S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37426,"kind":"person","name":"Wittouck Amaury","position":6,"cik":"0001841311","reported_name":"Wittouck Amaury","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37425,"kind":"person","name":"Stichting Administratiekantoor Westend","position":7,"cik":"0001460840","reported_name":"Stichting Administratiekantoor Westend","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105781,"kind":"organization","name":"Artal Treasury Ltd","position":8,"cik":"0001766952","reported_name":"Artal Treasury Ltd","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":85167,"kind":"organization","name":"Invus Public Equities Advisors, LLC","position":9,"cik":"0001340096","reported_name":"Invus Public Equities Advisors, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-08-03T21:16:05.000Z","date":"2021-08-03","kind":"exercise","acquired":true,"shares":1323530,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The shares of Issuer's preferred stock had no expiration date and were convertible at the holder's election into Issuer's common stock at a conversion ratio of 1-to-0.264706.  The preferred stock automatically converted into shares of the Issuer's common stock, for no additional consideration, upon the closing of the Issuer's initial public offering."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"The shares are held directly by Invus Public Equities, L.P. The general partner of Invus Public Equities, L.P. is Invus Public Equities Advisors, LLC. Artal Treasury Ltd is the managing member of Invus Public Equities Advisors, LLC. Artal Treasury Ltd is a wholly owned subsidiary of the Geneva branch of Artal International S.C.A. The managing partner of Artal International S.C.A. is Artal International Management S.A., which is a wholly owned subsidiary of Artal Group S.A. Westend S.A. is the parent company of Artal Group, S.A., and the majority stockholder of Westend S.A. is Stichting Administratiekantoor Westend (\"Stichting\")."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"(Continued from Footnote 2) Mr. Amaury Wittouck is the sole member of the board of Stichting. Each of the Reporting Persons, other than Invus Public Equities L.P., disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such reporting person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Exchange Act, each of the reporting persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 of the Exchange Act or for any other purpose."}],"balance_after":1398530,"source":{"system":"sec-edgar","filing":"0000899243-21-031304","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1053906/000089924321031304/doc4.xml","form_type":"4"}},{"id":2618427,"issuer":{"id":83618,"kind":"organization","name":"Omega Therapeutics, Inc.","symbol":"OMGA"},"owners":[{"id":85166,"kind":"organization","name":"Invus Public Equities, L.P.","position":1,"cik":"0001340097","reported_name":"Invus Public Equities, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37421,"kind":"person","name":"Artal International S.C.A.","position":2,"cik":"0001218180","reported_name":"Artal International S.C.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37422,"kind":"person","name":"Artal International Management S.A.","position":3,"cik":"0001522131","reported_name":"Artal International Management S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37423,"kind":"person","name":"Artal Group S.A.","position":4,"cik":"0001053906","reported_name":"Artal Group S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37424,"kind":"person","name":"Westend S.A.","position":5,"cik":"0001283968","reported_name":"Westend S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37426,"kind":"person","name":"Wittouck Amaury","position":6,"cik":"0001841311","reported_name":"Wittouck Amaury","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37425,"kind":"person","name":"Stichting Administratiekantoor Westend","position":7,"cik":"0001460840","reported_name":"Stichting Administratiekantoor Westend","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105781,"kind":"organization","name":"Artal Treasury Ltd","position":8,"cik":"0001766952","reported_name":"Artal Treasury Ltd","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":85167,"kind":"organization","name":"Invus Public Equities Advisors, LLC","position":9,"cik":"0001340096","reported_name":"Invus Public Equities Advisors, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-08-03T21:16:05.000Z","date":"2021-07-30","kind":"purchase","acquired":true,"shares":75000,"price":16.1379,"value":1210342.5,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The shares reported as purchased on July 30, 2021 were purchased in several transactions at actual purchase prices ranging from $16.00 to $16.2068 per share, in each case exclusive of any fees, commissions or other expenses.  The price reported reflects the weighted average purchase price for the transactions.  The Reporting Persons undertake to provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares purchased at each separate price."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"The shares are held directly by Invus Public Equities, L.P. The general partner of Invus Public Equities, L.P. is Invus Public Equities Advisors, LLC. Artal Treasury Ltd is the managing member of Invus Public Equities Advisors, LLC. Artal Treasury Ltd is a wholly owned subsidiary of the Geneva branch of Artal International S.C.A. The managing partner of Artal International S.C.A. is Artal International Management S.A., which is a wholly owned subsidiary of Artal Group S.A. Westend S.A. is the parent company of Artal Group, S.A., and the majority stockholder of Westend S.A. is Stichting Administratiekantoor Westend (\"Stichting\")."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"(Continued from Footnote 2) Mr. Amaury Wittouck is the sole member of the board of Stichting. Each of the Reporting Persons, other than Invus Public Equities L.P., disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such reporting person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Exchange Act, each of the reporting persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 of the Exchange Act or for any other purpose."}],"balance_after":75000,"source":{"system":"sec-edgar","filing":"0000899243-21-031304","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1053906/000089924321031304/doc4.xml","form_type":"4"}},{"id":2882709,"issuer":{"id":6717,"kind":"organization","name":"Seer, Inc.","symbol":"SEER"},"owners":[{"id":85166,"kind":"organization","name":"Invus Public Equities, L.P.","position":1,"cik":"0001340097","reported_name":"Invus Public Equities, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105781,"kind":"organization","name":"Artal Treasury Ltd","position":2,"cik":"0001766952","reported_name":"Artal Treasury Ltd","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37421,"kind":"person","name":"Artal International S.C.A.","position":3,"cik":"0001218180","reported_name":"Artal International S.C.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37422,"kind":"person","name":"Artal International Management S.A.","position":4,"cik":"0001522131","reported_name":"Artal International Management S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37423,"kind":"person","name":"Artal Group S.A.","position":5,"cik":"0001053906","reported_name":"Artal Group S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37424,"kind":"person","name":"Westend S.A.","position":6,"cik":"0001283968","reported_name":"Westend S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37426,"kind":"person","name":"Wittouck Amaury","position":7,"cik":"0001841311","reported_name":"Wittouck Amaury","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37425,"kind":"person","name":"Stichting Administratiekantoor Westend","position":8,"cik":"0001460840","reported_name":"Stichting Administratiekantoor Westend","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":85167,"kind":"organization","name":"Invus Public Equities Advisors, LLC","position":9,"cik":"0001340096","reported_name":"Invus Public Equities Advisors, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2021-02-04T02:52:57.000Z","date":"2021-02-01","kind":"sale","acquired":false,"shares":252545,"price":64.153,"value":16201519.385,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This amount represents the $67.00 secondary public offering price per share of Class A common stock of Seer, Inc., less the underwriting discount of $2.847 per share for shares sold pursuant to an underwritten public offering."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"The shares are held directly by Invus Public Equities, L.P. The general partner of Invus Public Equities, L.P. is Invus Public Equities Advisors, LLC. Artal Treasury Ltd is the managing member of Invus Public Equities Advisors, LLC. Artal Treasury Ltd is a wholly owned subsidiary of the Geneva branch of Artal International S.C.A. The managing partner of Artal International S.C.A. is Artal International Management S.A., which is a wholly owned subsidiary of Artal Group S.A. Westend S.A. is the parent company of Artal Group, S.A., and the majority stockholder of Westend S.A. is Stichting Administratiekantoor Westend (\"Stichting\"). Mr. Amaury Wittouck is the sole member of the board of Stichting."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"Each of the Reporting Persons, other than Invus Public Equities L.P., disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such reporting person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Exchange Act, each of the reporting persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 of the Exchange Act or for any other purpose."}],"balance_after":5588366,"source":{"system":"sec-edgar","filing":"0000899243-21-004899","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1053906/000089924321004899/doc4.xml","form_type":"4"}},{"id":2940646,"issuer":{"id":4970,"kind":"organization","name":"LEXICON PHARMACEUTICALS, INC."},"owners":[{"id":85166,"kind":"organization","name":"Invus Public Equities, L.P.","position":1,"cik":"0001340097","reported_name":"Invus Public Equities, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105781,"kind":"organization","name":"Artal Treasury Ltd","position":2,"cik":"0001766952","reported_name":"Artal Treasury Ltd","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":91091,"kind":"person","name":"Invus, L.P.","position":3,"cik":"0001404570","reported_name":"Invus, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":85167,"kind":"organization","name":"Invus Public Equities Advisors, LLC","position":4,"cik":"0001340096","reported_name":"Invus Public Equities Advisors, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":91092,"kind":"person","name":"Invus Advisors, L.L.C.","position":5,"cik":"0001404553","reported_name":"Invus Advisors, L.L.C.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-12-17T19:39:27.000Z","date":"2020-12-16","kind":"purchase","acquired":true,"shares":10937500,"price":3.2,"value":35000000.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On December 11, 2020, Artal International S.C.A. entered into a subscription agreement with the Issuer and other parties thereto, pursuant to which Artal International S.C.A. agreed to purchase 10,937,500 shares of Class A common stock of the Issuer at a price of $3.20 per share.  The purchase closed on December 16, 2020."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These securities are directly held by Artal International S.C.A."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Invus Public Equities Advisors, LLC is the general partner of Invus Public Equities, L.P., and Invus Advisors, L.L.C. is the general partner of Invus, L.P. Artal Treasury Limited is the managing member of Invus Public Equities Advisors, LLC.  Artal International S.C.A. is the managing member of Invus Advisors, L.L.C. and, through its Geneva branch, is the sole stockholder of Artal Treasury Limited. The managing partner of Artal International S.C.A. is Artal International Management S.A.  The parent company of Artal International Management S.A. is Artal Group S.A.  The parent company of Artal Group S.A. is Westend S.A.  The majority stockholder of Westend S.A. is Stichting Administratiekantoor Westend (the \"Stichting\"). 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The general partner of Invus Public Equities, L.P. is Invus Public Equities Advisors, LLC. Artal Treasury Ltd is the managing member of Invus Public Equities Advisors, LLC. Artal Treasury Ltd is a wholly owned subsidiary of the Geneva branch of Artal International S.C.A. The managing partner of Artal International S.C.A. is Artal International Management S.A., which is a wholly owned subsidiary of Artal Group S.A. Westend S.A. is the parent company of Artal Group S.A., and the majority stockholder of Westend S.A. is Stichting Administratiekantoor Westend (\"Stichting\")."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"(Continued from Footnote 2) Mr. Pascal Minne is the sole member of the board of Stichting. Each of the Reporting Persons, other than Invus Public Equities L.P., disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Exchange Act, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 of the Exchange Act or for any other purpose."}],"balance_after":1606308,"source":{"system":"sec-edgar","filing":"0000899243-20-030316","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1053906/000089924320030316/doc4.xml","form_type":"4"}},{"id":2995255,"issuer":{"id":112267,"kind":"organization","name":"SQZ Biotechnologies Co","symbol":"SQZ"},"owners":[{"id":85166,"kind":"organization","name":"Invus Public Equities, L.P.","position":1,"cik":"0001340097","reported_name":"Invus Public Equities, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":144577,"kind":"person","name":"Minne Pascal","position":2,"cik":"0001460839","reported_name":"Minne Pascal","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37421,"kind":"person","name":"Artal International S.C.A.","position":3,"cik":"0001218180","reported_name":"Artal International S.C.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37422,"kind":"person","name":"Artal International Management S.A.","position":4,"cik":"0001522131","reported_name":"Artal International Management S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37423,"kind":"person","name":"Artal Group S.A.","position":5,"cik":"0001053906","reported_name":"Artal Group S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37424,"kind":"person","name":"Westend S.A.","position":6,"cik":"0001283968","reported_name":"Westend S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37425,"kind":"person","name":"Stichting Administratiekantoor Westend","position":7,"cik":"0001460840","reported_name":"Stichting Administratiekantoor Westend","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105781,"kind":"organization","name":"Artal Treasury Ltd","position":8,"cik":"0001766952","reported_name":"Artal Treasury Ltd","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":85167,"kind":"organization","name":"Invus Public Equities Advisors, LLC","position":9,"cik":"0001340096","reported_name":"Invus Public Equities Advisors, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-11-04T01:00:12.000Z","date":"2020-11-03","kind":"exercise","acquired":true,"shares":1141308,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On November 3, 2020, the Series C Convertible Preferred Stock and the Series D Convertible Preferred Stock each converted to Common Stock on a 1.0530 for 1 basis without payment of further consideration upon the closing of the Issuer's initial public offering.  The shares had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"The shares are held directly by Invus Public Equities, L.P. The general partner of Invus Public Equities, L.P. is Invus Public Equities Advisors, LLC. Artal Treasury Ltd is the managing member of Invus Public Equities Advisors, LLC. Artal Treasury Ltd is a wholly owned subsidiary of the Geneva branch of Artal International S.C.A. The managing partner of Artal International S.C.A. is Artal International Management S.A., which is a wholly owned subsidiary of Artal Group S.A. Westend S.A. is the parent company of Artal Group S.A., and the majority stockholder of Westend S.A. is Stichting Administratiekantoor Westend (\"Stichting\")."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"(Continued from Footnote 2) Mr. Pascal Minne is the sole member of the board of Stichting. Each of the Reporting Persons, other than Invus Public Equities L.P., disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Exchange Act, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 of the Exchange Act or for any other purpose."}],"balance_after":1141308,"source":{"system":"sec-edgar","filing":"0000899243-20-030316","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1053906/000089924320030316/doc4.xml","form_type":"4"}},{"id":3105799,"issuer":{"id":67174,"kind":"organization","name":"Generation Bio Co.","symbol":"GBIO"},"owners":[{"id":85166,"kind":"organization","name":"Invus Public Equities, L.P.","position":1,"cik":"0001340097","reported_name":"Invus Public Equities, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":144577,"kind":"person","name":"Minne Pascal","position":2,"cik":"0001460839","reported_name":"Minne Pascal","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37421,"kind":"person","name":"Artal International S.C.A.","position":3,"cik":"0001218180","reported_name":"Artal International S.C.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37422,"kind":"person","name":"Artal International Management S.A.","position":4,"cik":"0001522131","reported_name":"Artal International Management S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37423,"kind":"person","name":"Artal Group S.A.","position":5,"cik":"0001053906","reported_name":"Artal Group S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37424,"kind":"person","name":"Westend S.A.","position":6,"cik":"0001283968","reported_name":"Westend S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37425,"kind":"person","name":"Stichting Administratiekantoor Westend","position":7,"cik":"0001460840","reported_name":"Stichting Administratiekantoor Westend","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105781,"kind":"organization","name":"Artal Treasury Ltd","position":8,"cik":"0001766952","reported_name":"Artal Treasury Ltd","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":85167,"kind":"organization","name":"Invus Public Equities Advisors, LLC","position":9,"cik":"0001340096","reported_name":"Invus Public Equities Advisors, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series C Preferred Stock","published_at":"2020-06-18T22:01:41.000Z","date":"2020-06-16","kind":"exercise","acquired":false,"shares":1073076,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"On June 16, 2020, the Series C Preferred Stock automatically converted into Common Stock on a 1.7663-for-one basis without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On June 16, 2020, the Series C Preferred Stock automatically converted into Common Stock on a 1.7663-for-one basis without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"On June 16, 2020, the Series C Preferred Stock automatically converted into Common Stock on a 1.7663-for-one basis without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"The shares are held directly by Invus Public Equities, L.P. The general partner of Invus Public Equities, L.P. is Invus Public Equities Advisors, LLC. Artal Treasury Ltd  is the managing member of Invus Public Equities Advisors, LLC. Artal Treasury Ltd is a wholly owned subsidiary of the Geneva branch of Artal International S.C.A. The managing partner of Artal International S.C.A. is Artal International Management S.A., both of which are wholly owned subsidiaries of Artal Group S.A., which is a wholly owned subsidiary of Westend S.A., which is a wholly owned subsidiary of Stichting Administratiekantoor Westend (the \"Stichting\"). Mr. Pascal Minne is the sole member of the board of the Stichting."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"(Continued from footnote 3) Each of the Reporting Persons, other than Invus Public Equities L.P., disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such reporting person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Exchange Act, each of the reporting persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 of the Exchange Act or for any other purpose."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":607527},"source":{"system":"sec-edgar","filing":"0000899243-20-017117","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1053906/000089924320017117/doc4.xml","form_type":"4"}},{"id":3105798,"issuer":{"id":67174,"kind":"organization","name":"Generation Bio Co.","symbol":"GBIO"},"owners":[{"id":85166,"kind":"organization","name":"Invus Public Equities, L.P.","position":1,"cik":"0001340097","reported_name":"Invus Public Equities, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":144577,"kind":"person","name":"Minne Pascal","position":2,"cik":"0001460839","reported_name":"Minne Pascal","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37421,"kind":"person","name":"Artal International S.C.A.","position":3,"cik":"0001218180","reported_name":"Artal International S.C.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37422,"kind":"person","name":"Artal International Management S.A.","position":4,"cik":"0001522131","reported_name":"Artal International Management S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37423,"kind":"person","name":"Artal Group S.A.","position":5,"cik":"0001053906","reported_name":"Artal Group S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37424,"kind":"person","name":"Westend S.A.","position":6,"cik":"0001283968","reported_name":"Westend S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37425,"kind":"person","name":"Stichting Administratiekantoor Westend","position":7,"cik":"0001460840","reported_name":"Stichting Administratiekantoor Westend","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105781,"kind":"organization","name":"Artal Treasury Ltd","position":8,"cik":"0001766952","reported_name":"Artal Treasury Ltd","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":85167,"kind":"organization","name":"Invus Public Equities Advisors, LLC","position":9,"cik":"0001340096","reported_name":"Invus Public Equities Advisors, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series B Preferred Stock","published_at":"2020-06-18T22:01:41.000Z","date":"2020-06-16","kind":"exercise","acquired":false,"shares":2186820,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On June 16, 2020, the Series B Preferred Stock automatically converted into Common Stock on approximately a 1.5546-for-one basis (when rounded to the nearest ten-thousandth) without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On June 16, 2020, the Series B Preferred Stock automatically converted into Common Stock on approximately a 1.5546-for-one basis (when rounded to the nearest ten-thousandth) without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On June 16, 2020, the Series B Preferred Stock automatically converted into Common Stock on approximately a 1.5546-for-one basis (when rounded to the nearest ten-thousandth) without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"The shares are held directly by Invus Public Equities, L.P. The general partner of Invus Public Equities, L.P. is Invus Public Equities Advisors, LLC. Artal Treasury Ltd  is the managing member of Invus Public Equities Advisors, LLC. Artal Treasury Ltd is a wholly owned subsidiary of the Geneva branch of Artal International S.C.A. The managing partner of Artal International S.C.A. is Artal International Management S.A., both of which are wholly owned subsidiaries of Artal Group S.A., which is a wholly owned subsidiary of Westend S.A., which is a wholly owned subsidiary of Stichting Administratiekantoor Westend (the \"Stichting\"). Mr. Pascal Minne is the sole member of the board of the Stichting."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"(Continued from footnote 3) Each of the Reporting Persons, other than Invus Public Equities L.P., disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such reporting person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Exchange Act, each of the reporting persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 of the Exchange Act or for any other purpose."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":1406664},"source":{"system":"sec-edgar","filing":"0000899243-20-017117","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1053906/000089924320017117/doc4.xml","form_type":"4"}},{"id":3105797,"issuer":{"id":67174,"kind":"organization","name":"Generation Bio Co.","symbol":"GBIO"},"owners":[{"id":85166,"kind":"organization","name":"Invus Public Equities, L.P.","position":1,"cik":"0001340097","reported_name":"Invus Public Equities, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":144577,"kind":"person","name":"Minne Pascal","position":2,"cik":"0001460839","reported_name":"Minne Pascal","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37421,"kind":"person","name":"Artal International S.C.A.","position":3,"cik":"0001218180","reported_name":"Artal International S.C.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37422,"kind":"person","name":"Artal International Management S.A.","position":4,"cik":"0001522131","reported_name":"Artal International Management S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37423,"kind":"person","name":"Artal Group S.A.","position":5,"cik":"0001053906","reported_name":"Artal Group S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37424,"kind":"person","name":"Westend S.A.","position":6,"cik":"0001283968","reported_name":"Westend S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37425,"kind":"person","name":"Stichting Administratiekantoor Westend","position":7,"cik":"0001460840","reported_name":"Stichting Administratiekantoor Westend","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105781,"kind":"organization","name":"Artal Treasury Ltd","position":8,"cik":"0001766952","reported_name":"Artal Treasury Ltd","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":85167,"kind":"organization","name":"Invus Public Equities Advisors, LLC","position":9,"cik":"0001340096","reported_name":"Invus Public Equities Advisors, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-06-18T22:01:41.000Z","date":"2020-06-16","kind":"purchase","acquired":true,"shares":800000,"price":19,"value":15200000.0,"ownership":{"direct":true},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"The shares are held directly by Invus Public Equities, L.P. The general partner of Invus Public Equities, L.P. is Invus Public Equities Advisors, LLC. Artal Treasury Ltd  is the managing member of Invus Public Equities Advisors, LLC. Artal Treasury Ltd is a wholly owned subsidiary of the Geneva branch of Artal International S.C.A. The managing partner of Artal International S.C.A. is Artal International Management S.A., both of which are wholly owned subsidiaries of Artal Group S.A., which is a wholly owned subsidiary of Westend S.A., which is a wholly owned subsidiary of Stichting Administratiekantoor Westend (the \"Stichting\"). Mr. Pascal Minne is the sole member of the board of the Stichting."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"(Continued from footnote 3) Each of the Reporting Persons, other than Invus Public Equities L.P., disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such reporting person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Exchange Act, each of the reporting persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 of the Exchange Act or for any other purpose."}],"balance_after":2814191,"source":{"system":"sec-edgar","filing":"0000899243-20-017117","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1053906/000089924320017117/doc4.xml","form_type":"4"}},{"id":3105796,"issuer":{"id":67174,"kind":"organization","name":"Generation Bio Co.","symbol":"GBIO"},"owners":[{"id":85166,"kind":"organization","name":"Invus Public Equities, L.P.","position":1,"cik":"0001340097","reported_name":"Invus Public Equities, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":144577,"kind":"person","name":"Minne Pascal","position":2,"cik":"0001460839","reported_name":"Minne Pascal","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37421,"kind":"person","name":"Artal International S.C.A.","position":3,"cik":"0001218180","reported_name":"Artal International S.C.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37422,"kind":"person","name":"Artal International Management S.A.","position":4,"cik":"0001522131","reported_name":"Artal International Management S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37423,"kind":"person","name":"Artal Group S.A.","position":5,"cik":"0001053906","reported_name":"Artal Group S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37424,"kind":"person","name":"Westend S.A.","position":6,"cik":"0001283968","reported_name":"Westend S.A.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":37425,"kind":"person","name":"Stichting Administratiekantoor Westend","position":7,"cik":"0001460840","reported_name":"Stichting Administratiekantoor Westend","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":105781,"kind":"organization","name":"Artal Treasury Ltd","position":8,"cik":"0001766952","reported_name":"Artal Treasury Ltd","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":85167,"kind":"organization","name":"Invus Public Equities Advisors, LLC","position":9,"cik":"0001340096","reported_name":"Invus Public Equities Advisors, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-06-18T22:01:41.000Z","date":"2020-06-16","kind":"exercise","acquired":true,"shares":2014191,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On June 16, 2020, the Series B Preferred Stock automatically converted into Common Stock on approximately a 1.5546-for-one basis (when rounded to the nearest ten-thousandth) without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"On June 16, 2020, the Series C Preferred Stock automatically converted into Common Stock on a 1.7663-for-one basis without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"The shares are held directly by Invus Public Equities, L.P. The general partner of Invus Public Equities, L.P. is Invus Public Equities Advisors, LLC. Artal Treasury Ltd  is the managing member of Invus Public Equities Advisors, LLC. Artal Treasury Ltd is a wholly owned subsidiary of the Geneva branch of Artal International S.C.A. The managing partner of Artal International S.C.A. is Artal International Management S.A., both of which are wholly owned subsidiaries of Artal Group S.A., which is a wholly owned subsidiary of Westend S.A., which is a wholly owned subsidiary of Stichting Administratiekantoor Westend (the \"Stichting\"). Mr. Pascal Minne is the sole member of the board of the Stichting."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"(Continued from footnote 3) Each of the Reporting Persons, other than Invus Public Equities L.P., disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such reporting person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Exchange Act, each of the reporting persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 of the Exchange Act or for any other purpose."}],"balance_after":2014191,"source":{"system":"sec-edgar","filing":"0000899243-20-017117","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1053906/000089924320017117/doc4.xml","form_type":"4"}}]}