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The achievement of one of the performance criteria resulted in vesting of the option as to 12,250 shares."}],"balance_after":12250,"derivative":{"exercise_price":12.15,"exercise_date":"2022-01-28","expiration_date":"2030-08-12","underlying":"Common Stock","underlying_shares":12250},"source":{"system":"sec-edgar","filing":"0001209191-22-005485","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1290149/000120919122005485/doc4.xml","form_type":"4"}},{"id":2528181,"issuer":{"id":89916,"kind":"organization","name":"eFFECTOR Therapeutics, Inc.","symbol":"EFTR"},"owners":[{"id":31402,"kind":"person","name":"Klencke Barbara","position":1,"cik":"0001647647","reported_name":"Klencke Barbara","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2021-11-02T23:10:21.000Z","date":"2021-11-01","kind":"grant","acquired":true,"shares":40000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The shares subject to the option will vest in substantially equal monthly installments over three years, commencing on November 1, 2021, subject to the Reporting Person's continued service with the Issuer through each vesting date."}],"balance_after":40000,"derivative":{"exercise_price":10.18,"expiration_date":"2031-10-31","underlying":"Common Stock","underlying_shares":40000},"source":{"system":"sec-edgar","filing":"0001209191-21-062515","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1647647/000120919121062515/doc4.xml","form_type":"4"}},{"id":2781668,"issuer":{"id":125698,"kind":"organization","name":"Sierra Oncology, Inc.","symbol":"SRRA"},"owners":[{"id":31402,"kind":"person","name":"Klencke Barbara","position":1,"cik":"0001647647","reported_name":"Klencke Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Development Officer"}}],"security":"Stock Option (Right to Buy)","published_at":"2021-03-17T21:15:35.000Z","date":"2021-03-15","kind":"grant","acquired":true,"shares":30000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option vests as to 25% of the total shares subject to the option on March 15, 2022, and then 2.0833% of the shares subject to the option vest monthly thereafter, with 100% of the total shares subject to the option vested on March 15, 2025, subject to Reporting Person's provision of service to the Issuer on each vesting date."}],"balance_after":30000,"derivative":{"exercise_price":16.73,"expiration_date":"2031-03-15","underlying":"Common Stock","underlying_shares":30000},"source":{"system":"sec-edgar","filing":"0001209191-21-021620","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1290149/000120919121021620/doc4.xml","form_type":"4"}},{"id":3053810,"issuer":{"id":125698,"kind":"organization","name":"Sierra Oncology, Inc.","symbol":"SRRA"},"owners":[{"id":31402,"kind":"person","name":"Klencke Barbara","position":1,"cik":"0001647647","reported_name":"Klencke Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Development Officer"}}],"security":"Common Stock","published_at":"2020-08-18T20:16:09.000Z","date":"2020-08-18","kind":"purchase","acquired":true,"shares":3325,"price":12.2519,"value":40737.5675,"ownership":{"direct":false,"nature":"By spouse"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents the weighted average purchase price. The lowest price at which shares were purchased was $12.22 and the highest price at which shares were purchased was $12.30."}],"balance_after":5000,"source":{"system":"sec-edgar","filing":"0001209191-20-047352","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1290149/000120919120047352/doc4.xml","form_type":"4"}},{"id":3053809,"issuer":{"id":125698,"kind":"organization","name":"Sierra Oncology, Inc.","symbol":"SRRA"},"owners":[{"id":31402,"kind":"person","name":"Klencke Barbara","position":1,"cik":"0001647647","reported_name":"Klencke Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Development Officer"}}],"security":"Common Stock","published_at":"2020-08-18T20:16:09.000Z","date":"2020-08-18","kind":"purchase","acquired":true,"shares":5950,"price":12.2201,"value":72709.595,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents the weighted average purchase price. The lowest price at which shares were purchased was $12.21 and the highest price at which shares were purchased was $12.23. The reporting person undertakes to provide upon request to the staff of the Securities and Exchange Commission, the issuer or its stockholders, full information regarding the total number of shares purchased at each separate price within the ranges set forth in footnotes 1 and 2 to this Form 4."}],"balance_after":10000,"source":{"system":"sec-edgar","filing":"0001209191-20-047352","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1290149/000120919120047352/doc4.xml","form_type":"4"}},{"id":3243608,"issuer":{"id":125698,"kind":"organization","name":"Sierra Oncology, Inc.","symbol":"SRRA"},"owners":[{"id":31402,"kind":"person","name":"Klencke Barbara","position":1,"cik":"0001647647","reported_name":"Klencke Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Development Officer"}}],"security":"Stock Option (right to buy)","published_at":"2020-02-27T16:15:47.000Z","date":"2020-02-25","kind":"grant","acquired":true,"shares":167091,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option vests as to 25% of the total shares on February 25, 2021, and then 2.0833% of the total shares vest monthly thereafter, with 100% of the total shares vested on February 25, 2024, subject to the Reporting Person's provision of service to the Issuer on each vesting date."}],"balance_after":167091,"derivative":{"exercise_price":13.31,"expiration_date":"2030-02-25","underlying":"Common Stock","underlying_shares":167091},"source":{"system":"sec-edgar","filing":"0001209191-20-013407","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1290149/000120919120013407/doc4.xml","form_type":"4"}},{"id":3429152,"issuer":{"id":125698,"kind":"organization","name":"Sierra Oncology, Inc.","symbol":"SRRA"},"owners":[{"id":31402,"kind":"person","name":"Klencke Barbara","position":1,"cik":"0001647647","reported_name":"Klencke Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Development Officer"}}],"security":"Common Stock","published_at":"2019-08-26T17:07:05.000Z","date":"2019-08-23","kind":"purchase","acquired":true,"shares":108000,"price":0.4387,"value":47379.6,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents the weighted average purchase price. The lowest price at which shares were purchased was $0.4375 and the highest price at which shares were purchased was $0.4399. The reporting person undertakes to provide upon request to the staff of the Securities and Exchange Commission, the issuer or its stockholders, full information regarding the total number of shares purchased at each separate price within the range set forth herein."}],"balance_after":162000,"source":{"system":"sec-edgar","filing":"0001209191-19-047421","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1290149/000120919119047421/doc4.xml","form_type":"4"}},{"id":3429151,"issuer":{"id":125698,"kind":"organization","name":"Sierra Oncology, Inc.","symbol":"SRRA"},"owners":[{"id":31402,"kind":"person","name":"Klencke Barbara","position":1,"cik":"0001647647","reported_name":"Klencke Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Development Officer"}}],"security":"Common Stock","published_at":"2019-08-26T17:07:05.000Z","date":"2019-08-22","kind":"purchase","acquired":true,"shares":54000,"price":0.4499,"value":24294.6,"ownership":{"direct":true},"balance_after":54000,"source":{"system":"sec-edgar","filing":"0001209191-19-047421","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1290149/000120919119047421/doc4.xml","form_type":"4"}},{"id":3429150,"issuer":{"id":125698,"kind":"organization","name":"Sierra Oncology, Inc.","symbol":"SRRA"},"owners":[{"id":31402,"kind":"person","name":"Klencke Barbara","position":1,"cik":"0001647647","reported_name":"Klencke Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Development Officer"}}],"security":"Common Stock","published_at":"2019-08-26T17:07:05.000Z","date":"2019-08-22","kind":"purchase","acquired":true,"shares":67000,"price":0.4323,"value":28964.1,"ownership":{"direct":false,"nature":"By spouse"},"balance_after":67000,"source":{"system":"sec-edgar","filing":"0001209191-19-047421","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1290149/000120919119047421/doc4.xml","form_type":"4"}},{"id":3611570,"issuer":{"id":125698,"kind":"organization","name":"Sierra Oncology, Inc.","symbol":"SRRA"},"owners":[{"id":31402,"kind":"person","name":"Klencke Barbara","position":1,"cik":"0001647647","reported_name":"Klencke Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Development Officer"}}],"security":"Stock Option (right to buy)","published_at":"2019-03-05T17:29:15.000Z","date":"2019-03-04","kind":"grant","acquired":true,"shares":200000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option vests as to 25% of the total shares on January 1, 2020, and then 2.0833% of the total shares vest monthly thereafter, with 100% of the total shares vested on January 1, 2023, subject to the reporting person's provision of service to the issuer on each vesting date."}],"balance_after":200000,"derivative":{"exercise_price":1.96,"expiration_date":"2029-03-04","underlying":"Common Stock","underlying_shares":200000},"source":{"system":"sec-edgar","filing":"0001209191-19-016742","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1290149/000120919119016742/doc4.xml","form_type":"4"}},{"id":4007994,"issuer":{"id":125698,"kind":"organization","name":"Sierra Oncology, Inc.","symbol":"SRRA"},"owners":[{"id":31402,"kind":"person","name":"Klencke Barbara","position":1,"cik":"0001647647","reported_name":"Klencke Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Development Officer"}}],"security":"Stock Option (right to buy)","published_at":"2018-03-07T17:55:58.000Z","date":"2018-03-06","kind":"grant","acquired":true,"shares":180360,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option vests as to 25% of the total shares on January 1, 2019, and then 2.0833% of the total shares vest monthly thereafter, with 100% of the total shares vested on January 1, 2022, subject to the reporting person's provision of service to the issuer on each vesting date."}],"balance_after":180360,"derivative":{"exercise_price":2.36,"expiration_date":"2028-03-06","underlying":"Common Stock","underlying_shares":180360},"source":{"system":"sec-edgar","filing":"0001209191-18-017781","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1290149/000120919118017781/doc4.xml","form_type":"4"}},{"id":4394612,"issuer":{"id":125698,"kind":"organization","name":"Sierra Oncology, Inc.","symbol":"SRRA"},"owners":[{"id":31402,"kind":"person","name":"Klencke Barbara","position":1,"cik":"0001647647","reported_name":"Klencke 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Stock","underlying_shares":70000},"source":{"system":"sec-edgar","filing":"0001209191-17-019364","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1290149/000120919117019364/doc4.xml","form_type":"4"}},{"id":4586528,"issuer":{"id":125698,"kind":"organization","name":"Sierra Oncology, Inc.","symbol":"SRRA"},"owners":[{"id":31402,"kind":"person","name":"Klencke Barbara","position":1,"cik":"0001647647","reported_name":"Klencke Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Development Officer"}}],"security":"Stock Option (right to buy)","published_at":"2016-10-04T17:09:17.000Z","date":"2016-09-30","kind":"grant","acquired":true,"shares":456000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option vests as to 2.7778% of the total shares monthly, beginning on October 30, 2016, with 100% of the total shares vested and exercisable on September 30, 2019, subject to the reporting person's provision of service to the issuer on each vesting date."}],"balance_after":456000,"derivative":{"exercise_price":1.82,"expiration_date":"2026-09-30","underlying":"Common Stock","underlying_shares":456000},"source":{"system":"sec-edgar","filing":"0001209191-16-144433","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1290149/000120919116144433/doc4.xml","form_type":"4"}}]}