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The reporting person had no discretion with respect to such sale, which was transacted in accordance with the Issuer's policies regarding the vesting of RSUs."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 472,496 shares underlying RSUs."}],"balance_after":527427,"source":{"system":"sec-edgar","filing":"0000950170-24-050146","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1812364/000095017024050146/ownership.xml","form_type":"4"}},{"id":1557614,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":27787,"kind":"person","name":"Bergstrom Donald A","position":1,"cik":"0001709772","reported_name":"Bergstrom Donald A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President, R&D"}}],"security":"Common Stock","published_at":"2024-03-29T20:15:17.000Z","date":"2024-03-27","kind":"sale","planned":false,"acquired":false,"shares":765,"price":7.7,"value":5890.5,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Sale of shares to cover the reporting person's income tax withholding obligations upon the vesting of 2,188 shares of restricted stock units (\"RSUs\") on March 26, 2024. The reporting person had no discretion with respect to such sale, which was transacted in accordance with the Issuer's policies regarding the vesting of RSUs."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 481,567 shares underlying RSUs."}],"balance_after":530113,"source":{"system":"sec-edgar","filing":"0000950170-24-038656","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1812364/000095017024038656/ownership.xml","form_type":"4"}},{"id":1665308,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":27787,"kind":"person","name":"Bergstrom Donald A","position":1,"cik":"0001709772","reported_name":"Bergstrom Donald A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President, R&D"}}],"security":"Common Stock","published_at":"2024-01-31T21:08:32.000Z","date":"2024-01-29","kind":"sale","planned":false,"acquired":false,"shares":3178,"price":9.64,"value":30635.92,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Sale of shares to cover the reporting person's income tax withholding obligations upon the vesting of 9,072 shares of restricted stock units (\"RSUs\") on January 27, 2024. The reporting person had no discretion with respect to such sale, which was transacted in accordance with the Issuer's policies regarding the vesting of RSUs."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 483,755 shares underlying RSUs."}],"balance_after":530878,"source":{"system":"sec-edgar","filing":"0001209191-24-002470","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1812364/000120919124002470/doc4.xml","form_type":"4"}},{"id":1676502,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":27787,"kind":"person","name":"Bergstrom Donald A","position":1,"cik":"0001709772","reported_name":"Bergstrom Donald A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President, R&D"}}],"security":"Common Stock","published_at":"2024-01-18T21:13:35.000Z","date":"2024-01-16","kind":"grant","planned":false,"acquired":true,"shares":300000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units (\"RSUs\") granted to the reporting person pursuant to the Issuer's 2020 Stock Option and Incentive Plan. Each RSU represents a contingent right to receive one share of the Issuer's common stock upon vesting."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 492,827 shares underlying RSUs"}],"balance_after":534056,"source":{"system":"sec-edgar","filing":"0001209191-24-001837","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1812364/000120919124001837/doc4.xml","form_type":"4"}},{"id":1698005,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":27787,"kind":"person","name":"Bergstrom Donald A","position":1,"cik":"0001709772","reported_name":"Bergstrom Donald A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President, R&D"}}],"security":"Common Stock","published_at":"2023-12-29T21:17:51.000Z","date":"2023-12-27","kind":"sale","planned":false,"acquired":false,"shares":977,"price":11.51,"value":11245.27,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Sale of shares to cover the reporting person's income tax withholding obligations upon the vesting of 2,187 shares of restricted stock units (\"RSUs\") on December 26, 2023. The reporting person had no discretion with respect to such sale, which was transacted in accordance with the Issuer's policies regarding the vesting of RSUs."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 192,827 shares underlying RSUs."}],"balance_after":234056,"source":{"system":"sec-edgar","filing":"0001209191-23-059996","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1812364/000120919123059996/doc4.xml","form_type":"4"}},{"id":1752505,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":27787,"kind":"person","name":"Bergstrom Donald A","position":1,"cik":"0001709772","reported_name":"Bergstrom Donald A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President, R&D"}}],"security":"Common Stock","published_at":"2023-11-01T20:14:36.000Z","date":"2023-10-30","kind":"sale","planned":false,"acquired":false,"shares":3451,"price":6.03,"value":20809.53,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Sale of shares to cover the reporting person's income tax withholding obligations upon the vesting of 9,071 shares of restricted stock units (\"RSUs\") on October 27, 2023. The reporting person had no discretion with respect to such sale, which was transacted in accordance with the Issuer's policies regarding the vesting of RSUs."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 195,014 shares underlying RSUs."}],"balance_after":235033,"source":{"system":"sec-edgar","filing":"0001209191-23-054020","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1812364/000120919123054020/doc4.xml","form_type":"4"}},{"id":1771572,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":27787,"kind":"person","name":"Bergstrom Donald A","position":1,"cik":"0001709772","reported_name":"Bergstrom Donald A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President, R&D"}}],"security":"Common Stock","published_at":"2023-09-29T20:52:16.000Z","date":"2023-09-27","kind":"sale","planned":false,"acquired":false,"shares":648,"price":8.38,"value":5430.24,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"Sale of shares to cover the reporting person's income tax withholding obligations upon the vesting of 2,188 shares of RSUs on September 26, 2023. The reporting person had no discretion with respect to such sale, which was transacted in accordance with the Issuer's policies regarding the vesting of RSUs."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Prior to the reported transaction, the amount of securities beneficially owned by the reporting person was 239,132, with 206,273 shares underlying RSUs."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F6","text":"Includes 204,085 shares underlying RSUs."}],"balance_after":238484,"source":{"system":"sec-edgar","filing":"0001209191-23-050869","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1812364/000120919123050869/doc4.xml","form_type":"4"}},{"id":1771571,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":27787,"kind":"person","name":"Bergstrom Donald A","position":1,"cik":"0001709772","reported_name":"Bergstrom Donald A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President, R&D"}}],"security":"Common Stock","published_at":"2023-09-29T20:52:16.000Z","date":"2023-06-30","kind":"grant","planned":false,"acquired":true,"shares":1228,"price":10.68,"value":13115.04,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares were acquired under the Relay Therapeutics, Inc. 2020 Employee Stock Purchase Plan (\"ESPP\") in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c). The reporting person is voluntarily reporting this transaction."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"In accordance with the ESPP, these shares were purchased at a price equal to 85% of the closing price of the Issuer's common stock on June 30, 2023."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 215,345 shares underlying restricted stock units (\"RSUs\")."}],"balance_after":241815,"source":{"system":"sec-edgar","filing":"0001209191-23-050869","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1812364/000120919123050869/doc4.xml","form_type":"4"}},{"id":1820521,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":27787,"kind":"person","name":"Bergstrom Donald A","position":1,"cik":"0001709772","reported_name":"Bergstrom Donald A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President, R&D"}}],"security":"Common Stock","published_at":"2023-07-31T20:48:33.000Z","date":"2023-07-28","kind":"sale","planned":false,"acquired":false,"shares":2683,"price":11.8,"value":31659.4,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Sale of shares to cover the reporting person's income tax withholding obligations upon the vesting of 9,072 shares of restricted stock units (\"RSUs\") on July 27, 2023. The reporting person had no discretion with respect to such sale, which was transacted in accordance with the Issuer's policies regarding the vesting of RSUs."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 206,273 shares underlying RSUs."}],"balance_after":237904,"source":{"system":"sec-edgar","filing":"0001209191-23-043838","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1812364/000120919123043838/doc4.xml","form_type":"4"}},{"id":1842766,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":27787,"kind":"person","name":"Bergstrom Donald A","position":1,"cik":"0001709772","reported_name":"Bergstrom Donald A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President, R&D"}}],"security":"Common Stock","published_at":"2023-06-28T21:06:20.000Z","date":"2023-06-27","kind":"sale","planned":false,"acquired":false,"shares":647,"price":12.12,"value":7841.64,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Sale of shares to cover the reporting person's income tax withholding obligations upon the vesting of 2,187 shares of restricted stock units (\"RSUs\") on June 26, 2023. The reporting person had no discretion with respect to such sale, which was transacted in accordance with the Issuer's policies regarding the vesting of RSUs."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 215,345 shares underlying RSUs."}],"balance_after":240587,"source":{"system":"sec-edgar","filing":"0001209191-23-040059","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1812364/000120919123040059/doc4.xml","form_type":"4"}},{"id":1856000,"issuer":{"id":11851,"kind":"organization","name":"Fusion Pharmaceuticals Inc.","symbol":"FUSN"},"owners":[{"id":27787,"kind":"person","name":"Bergstrom Donald A","position":1,"cik":"0001709772","reported_name":"Bergstrom Donald A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2023-06-14T17:04:33.000Z","date":"2023-06-14","kind":"grant","planned":false,"acquired":true,"shares":17000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"This option fully vests on the earlier of (i) June 14, 2024 or (ii) the 2024 Annual Meeting of Shareholders of Fusion Pharmaceuticals Inc."}],"balance_after":17000,"derivative":{"exercise_price":4.64,"expiration_date":"2033-06-13","underlying":"Common Stock","underlying_shares":17000},"source":{"system":"sec-edgar","filing":"0001209191-23-037089","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1805890/000120919123037089/doc4.xml","form_type":"4"}},{"id":1872167,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":27787,"kind":"person","name":"Bergstrom Donald A","position":1,"cik":"0001709772","reported_name":"Bergstrom Donald A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President, R&D"}}],"security":"Common Stock","published_at":"2023-06-01T22:17:29.000Z","date":"2023-04-28","kind":"sale","planned":false,"acquired":false,"shares":2850,"price":11.16,"value":31806.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This amendment is being filed to correct the number of shares sold to cover the reporting person's income tax withholding obligations upon the vesting of 9,071 shares of restricted stock units (\"RSUs\") on April 27, 2023, which was inadvertently understated in the reporting person's original Form 4. The reporting person had no discretion with respect to such sale, which was transacted in accordance with the Issuer's policies regarding the vesting of RSUs."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Due to the error described above, the reporting person's original Form 4 incorrectly reported that the number of shares held by the reporting person was 242,701, including 222,544 shares underlying RSUs. As reported in this amendment, the correct number of shares held by the reporting person is 241,234, including 217,532 shares underlying RSUs."}],"balance_after":241234,"source":{"system":"sec-edgar","filing":"0001209191-23-033416","document":"doc4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1812364/000120919123033416/doc4a.xml","form_type":"4/A","original_submission_date":"2023-05-01"}},{"id":1910224,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":27787,"kind":"person","name":"Bergstrom Donald A","position":1,"cik":"0001709772","reported_name":"Bergstrom Donald A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President, R&D"}}],"security":"Common Stock","published_at":"2023-05-01T20:29:20.000Z","date":"2023-04-28","kind":"sale","planned":false,"acquired":false,"shares":1383,"price":11.16,"value":15434.28,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Sale of shares to cover the reporting person's income tax withholding obligations upon the vesting of 4,059 shares of restricted stock units (\"RSUs\") on April 27, 2023. 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The reporting person hereby undertakes 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 sold at each respective price within the range set forth in this footnote."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 93,387 shares underlying restricted stock units."}],"balance_after":94926,"source":{"system":"sec-edgar","filing":"0001209191-22-015724","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1812364/000120919122015724/doc4.xml","form_type":"4"}},{"id":2355130,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":27787,"kind":"person","name":"Bergstrom Donald A","position":1,"cik":"0001709772","reported_name":"Bergstrom Donald A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President, R&D"}}],"security":"Common Stock","published_at":"2022-03-03T22:31:51.000Z","date":"2022-03-01","kind":"exercise","acquired":true,"shares":8000,"price":4.12,"value":32960.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The reported transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on January 7, 2022."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 93,387 shares underlying restricted stock units."}],"balance_after":102926,"source":{"system":"sec-edgar","filing":"0001209191-22-015724","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1812364/000120919122015724/doc4.xml","form_type":"4"}},{"id":2382368,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":27787,"kind":"person","name":"Bergstrom Donald A","position":1,"cik":"0001709772","reported_name":"Bergstrom Donald A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President, R&D"}}],"security":"Stock Option (Right to Buy)","published_at":"2022-02-23T02:01:21.000Z","date":"2022-02-22","kind":"exercise","acquired":false,"shares":8000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The reported transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on January 7, 2022."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"Twenty-five percent (25%) of the shares underlying this option vested on April 2, 2019 and the remainder shall vest in equal quarterly installments over the remaining thirty-six (36) months, subject to the reporting person's continued employment through each vesting date."}],"balance_after":245456,"derivative":{"exercise_price":4.12,"expiration_date":"2028-04-09","underlying":"Common Stock","underlying_shares":8000},"source":{"system":"sec-edgar","filing":"0001209191-22-011991","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1812364/000120919122011991/doc4.xml","form_type":"4"}},{"id":2382367,"issuer":{"id":4044,"kind":"organization","name":"Relay Therapeutics, Inc.","symbol":"RLAY"},"owners":[{"id":27787,"kind":"person","name":"Bergstrom Donald A","position":1,"cik":"0001709772","reported_name":"Bergstrom Donald A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President, R&D"}}],"security":"Common Stock","published_at":"2022-02-23T02:01:21.000Z","date":"2022-02-22","kind":"sale","acquired":false,"shares":2752,"price":20.97,"value":57709.44,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The reported transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on January 7, 2022."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"This transaction was executed in multiple trades at prices ranging from $20.76 to $21.56. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes 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 sold at each respective price within the range set forth in this footnote."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 93,387 shares underlying restricted stock units."}],"balance_after":94926,"source":{"system":"sec-edgar","filing":"0001209191-22-011991","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1812364/000120919122011991/doc4.xml","form_type":"4"}}],"next_cursor":"2022-02-23T02:01:21.000000Z,2382367"}