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The price reported above reflected the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1204966,"source":{"system":"sec-edgar","filing":"0001179110-19-000653","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911019000653/edgar.xml","form_type":"4"}},{"id":3740701,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-12-06T16:02:22.000Z","date":"2018-12-03","kind":"sale","acquired":false,"shares":100,"price":32.39,"value":3239.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017, as amended."}],"balance_after":1216966,"source":{"system":"sec-edgar","filing":"0001179110-18-013511","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018013511/edgar.xml","form_type":"4"}},{"id":3740700,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-12-06T16:02:22.000Z","date":"2018-12-03","kind":"sale","acquired":false,"shares":11900,"price":31.92,"value":379848.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $31.36 to $32.28. The price reported above reflected the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1217066,"source":{"system":"sec-edgar","filing":"0001179110-18-013511","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018013511/edgar.xml","form_type":"4"}},{"id":3773793,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-11-05T17:42:03.000Z","date":"2018-11-01","kind":"sale","acquired":false,"shares":8600,"price":27.21,"value":234006.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This transaction was executed in multiple trades at prices ranging from $26.57 to $27.52. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1228966,"source":{"system":"sec-edgar","filing":"0001179110-18-012584","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018012584/edgar.xml","form_type":"4"}},{"id":3773792,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-11-05T17:42:03.000Z","date":"2018-11-01","kind":"sale","acquired":false,"shares":3400,"price":26.03,"value":88502.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $25.49 to $26.44. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1237566,"source":{"system":"sec-edgar","filing":"0001179110-18-012584","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018012584/edgar.xml","form_type":"4"}},{"id":3797842,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-10-03T16:03:33.000Z","date":"2018-10-01","kind":"sale","acquired":false,"shares":5766,"price":31.44,"value":181283.04,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This transaction was executed in multiple trades at prices ranging from $31.20 to $31.98. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1240966,"source":{"system":"sec-edgar","filing":"0001179110-18-011999","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018011999/edgar.xml","form_type":"4"}},{"id":3797841,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-10-03T16:03:33.000Z","date":"2018-10-01","kind":"sale","acquired":false,"shares":6234,"price":30.64,"value":191009.76,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $30.20 to $31.18. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1246732,"source":{"system":"sec-edgar","filing":"0001179110-18-011999","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018011999/edgar.xml","form_type":"4"}},{"id":3822977,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-09-06T16:02:21.000Z","date":"2018-09-04","kind":"sale","acquired":false,"shares":1213,"price":33.07,"value":40113.91,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This transaction was executed in multiple trades at prices ranging from $32.79 to $33.25. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1252966,"source":{"system":"sec-edgar","filing":"0001179110-18-011143","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018011143/edgar.xml","form_type":"4"}},{"id":3822976,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-09-06T16:02:21.000Z","date":"2018-09-04","kind":"sale","acquired":false,"shares":10787,"price":32.27,"value":348096.49,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $31.79 to $32.78. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1254179,"source":{"system":"sec-edgar","filing":"0001179110-18-011143","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018011143/edgar.xml","form_type":"4"}},{"id":3835529,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-08-22T16:16:55.000Z","date":"2018-08-20","kind":"sale","acquired":false,"shares":5433,"price":30.43,"value":165326.19,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This transaction was executed in multiple trades at prices ranging from $30.32 to $30.53. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1264966,"source":{"system":"sec-edgar","filing":"0001179110-18-010766","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018010766/edgar.xml","form_type":"4"}},{"id":3835528,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-08-22T16:16:55.000Z","date":"2018-08-20","kind":"sale","acquired":false,"shares":6567,"price":29.95,"value":196681.65,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $29.32 to $30.31. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1270399,"source":{"system":"sec-edgar","filing":"0001179110-18-010766","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018010766/edgar.xml","form_type":"4"}},{"id":3852740,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-08-03T16:01:22.000Z","date":"2018-08-01","kind":"sale","acquired":false,"shares":2100,"price":30.12,"value":63252.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This transaction was executed in multiple trades at prices ranging from $29.92 to $30.38. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1276966,"source":{"system":"sec-edgar","filing":"0001179110-18-010246","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018010246/edgar.xml","form_type":"4"}},{"id":3852739,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-08-03T16:01:22.000Z","date":"2018-08-01","kind":"sale","acquired":false,"shares":6233,"price":29.36,"value":183000.88,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $28.92 to $29.89. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1279066,"source":{"system":"sec-edgar","filing":"0001179110-18-010246","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018010246/edgar.xml","form_type":"4"}},{"id":3872283,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-07-05T16:00:34.000Z","date":"2018-07-02","kind":"sale","acquired":false,"shares":5333,"price":36.46,"value":194441.18,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This transaction was executed in multiple trades at prices ranging from $36.32 to $36.64. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1285299,"source":{"system":"sec-edgar","filing":"0001179110-18-009472","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018009472/edgar.xml","form_type":"4"}},{"id":3872282,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-07-05T16:00:34.000Z","date":"2018-07-02","kind":"sale","acquired":false,"shares":3000,"price":36,"value":108000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $35.31 to $36.28. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1290632,"source":{"system":"sec-edgar","filing":"0001179110-18-009472","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018009472/edgar.xml","form_type":"4"}},{"id":3884052,"issuer":{"id":12635,"kind":"organization","name":"GENOCEA BIOSCIENCES, INC.","symbol":"GNCA"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2018-06-25T20:07:28.000Z","date":"2018-06-21","kind":"grant","acquired":true,"shares":45000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option vests 100% on the first anniversary of the grant date."}],"balance_after":45000,"derivative":{"exercise_price":0.99,"exercise_date":"2019-06-21","expiration_date":"2028-06-21","underlying":"Common Stock","underlying_shares":45000},"source":{"system":"sec-edgar","filing":"0001457612-18-000068","document":"wf-form4_152997163308505.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1457612/000145761218000068/wf-form4_152997163308505.xml","form_type":"4"}},{"id":3904405,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-06-05T16:06:36.000Z","date":"2018-06-01","kind":"sale","acquired":false,"shares":300,"price":39.96,"value":11988.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"This transaction was executed in multiple trades at prices ranging from $39.785 to $40.12. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1293632,"source":{"system":"sec-edgar","filing":"0001179110-18-008050","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018008050/edgar.xml","form_type":"4"}},{"id":3904404,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-06-05T16:06:36.000Z","date":"2018-06-01","kind":"sale","acquired":false,"shares":800,"price":39.15,"value":31320.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"This transaction was executed in multiple trades at prices ranging from $38.76 to $39.54. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1293932,"source":{"system":"sec-edgar","filing":"0001179110-18-008050","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018008050/edgar.xml","form_type":"4"}},{"id":3904403,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-06-05T16:06:36.000Z","date":"2018-06-01","kind":"sale","acquired":false,"shares":1019,"price":37.81,"value":38528.39,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This transaction was executed in multiple trades at prices ranging from $37.67 to $38.15. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1294732,"source":{"system":"sec-edgar","filing":"0001179110-18-008050","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018008050/edgar.xml","form_type":"4"}},{"id":3904402,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-06-05T16:06:36.000Z","date":"2018-06-01","kind":"sale","acquired":false,"shares":6214,"price":37.18,"value":231036.52,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $36.67 to $37.62. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1295751,"source":{"system":"sec-edgar","filing":"0001179110-18-008050","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018008050/edgar.xml","form_type":"4"}},{"id":3946839,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-05-03T17:31:50.000Z","date":"2018-05-01","kind":"sale","acquired":false,"shares":8333,"price":31.95,"value":266239.35,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $31.50 to $32.49. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1301965,"source":{"system":"sec-edgar","filing":"0001179110-18-006176","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018006176/edgar.xml","form_type":"4"}},{"id":3969051,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-04-04T16:05:33.000Z","date":"2018-04-02","kind":"sale","acquired":false,"shares":3500,"price":32.61,"value":114135.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This transaction was executed in multiple trades at prices ranging from $32.35 to $33.28. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1310298,"source":{"system":"sec-edgar","filing":"0001179110-18-005385","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018005385/edgar.xml","form_type":"4"}},{"id":3969050,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-04-04T16:05:33.000Z","date":"2018-04-02","kind":"sale","acquired":false,"shares":4833,"price":31.83,"value":153834.39,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $31.35 to $32.33. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1313798,"source":{"system":"sec-edgar","filing":"0001179110-18-005385","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018005385/edgar.xml","form_type":"4"}},{"id":3997563,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-03-13T08:45:10.000Z","date":"2018-03-09","kind":"sale","acquired":false,"shares":9134,"price":45,"value":411030.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $45.00 to $45.005. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1318631,"source":{"system":"sec-edgar","filing":"0001179110-18-004109","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018004109/edgar.xml","form_type":"4"}},{"id":4013649,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-03-05T16:52:44.000Z","date":"2018-03-01","kind":"sale","acquired":false,"shares":1800,"price":36.41,"value":65538.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"This transaction was executed in multiple trades at prices ranging from $36.21 to $36.76. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1327765,"source":{"system":"sec-edgar","filing":"0001179110-18-003455","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018003455/edgar.xml","form_type":"4"}},{"id":4013648,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-03-05T16:52:44.000Z","date":"2018-03-01","kind":"sale","acquired":false,"shares":4800,"price":35.87,"value":172176.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This transaction was executed in multiple trades at prices ranging from $35.21 to $36.19. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1329565,"source":{"system":"sec-edgar","filing":"0001179110-18-003455","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018003455/edgar.xml","form_type":"4"}},{"id":4013647,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-03-05T16:52:44.000Z","date":"2018-03-01","kind":"sale","acquired":false,"shares":1733,"price":34.61,"value":59979.13,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $34.19 to $35.13. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1334365,"source":{"system":"sec-edgar","filing":"0001179110-18-003455","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018003455/edgar.xml","form_type":"4"}},{"id":4068138,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Stock Option (right to buy)","published_at":"2018-02-09T17:25:25.000Z","date":"2018-02-07","kind":"grant","acquired":true,"shares":275000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"This option was granted on February 7, 2018 and is scheduled to vest over four years in equal monthly installments beginning on February 7, 2018 through February 7, 2022."}],"balance_after":275000,"derivative":{"exercise_price":36.67,"expiration_date":"2028-02-06","underlying":"Common Stock","underlying_shares":275000},"source":{"system":"sec-edgar","filing":"0001179110-18-001909","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018001909/edgar.xml","form_type":"4"}},{"id":4075628,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-02-05T18:05:05.000Z","date":"2018-02-01","kind":"sale","acquired":false,"shares":700,"price":37.603,"value":26322.1,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"This transaction was executed in multiple trades at prices ranging from $37.32 to $37.9. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1336098,"source":{"system":"sec-edgar","filing":"0001179110-18-001570","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018001570/edgar.xml","form_type":"4"}},{"id":4075627,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-02-05T18:05:05.000Z","date":"2018-02-01","kind":"sale","acquired":false,"shares":2100,"price":36.713,"value":77097.3,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This transaction was executed in multiple trades at prices ranging from $36.35 to $37.29. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1336798,"source":{"system":"sec-edgar","filing":"0001179110-18-001570","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018001570/edgar.xml","form_type":"4"}},{"id":4075626,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-02-05T18:05:05.000Z","date":"2018-02-01","kind":"sale","acquired":false,"shares":5533,"price":35.791,"value":198031.603,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $35.34 to $36.31. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1338898,"source":{"system":"sec-edgar","filing":"0001179110-18-001570","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018001570/edgar.xml","form_type":"4"}},{"id":4083280,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-01-31T16:18:17.000Z","date":"2018-01-30","kind":"sale","acquired":false,"shares":10000,"price":40.052,"value":400520.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This transaction was executed in multiple trades at prices ranging from $40 to $40.19. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1344431,"source":{"system":"sec-edgar","filing":"0001179110-18-001288","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018001288/edgar.xml","form_type":"4"}},{"id":4083279,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-01-31T16:18:17.000Z","date":"2018-01-29","kind":"sale","acquired":false,"shares":10000,"price":37.534,"value":375340.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $37.5 to $37.63. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1354431,"source":{"system":"sec-edgar","filing":"0001179110-18-001288","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018001288/edgar.xml","form_type":"4"}},{"id":4089461,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-01-25T16:11:07.000Z","date":"2018-01-23","kind":"sale","acquired":false,"shares":3338,"price":35.28,"value":117764.64,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $35.21 to $35.33. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1364431,"source":{"system":"sec-edgar","filing":"0001179110-18-001072","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018001072/edgar.xml","form_type":"4"}},{"id":4106624,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-01-04T16:09:42.000Z","date":"2018-01-03","kind":"sale","acquired":false,"shares":6662,"price":35.037,"value":233416.494,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"This transaction was executed in multiple trades at prices ranging from $35 to $35.7. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1367769,"source":{"system":"sec-edgar","filing":"0001179110-18-000486","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018000486/edgar.xml","form_type":"4"}},{"id":4106623,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-01-04T16:09:42.000Z","date":"2018-01-02","kind":"sale","acquired":false,"shares":3937,"price":34.225,"value":134743.825,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"This transaction was executed in multiple trades at prices ranging from $33.89 to $34.74. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1374431,"source":{"system":"sec-edgar","filing":"0001179110-18-000486","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018000486/edgar.xml","form_type":"4"}},{"id":4106622,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-01-04T16:09:42.000Z","date":"2018-01-02","kind":"sale","acquired":false,"shares":2193,"price":33.634,"value":73759.362,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"This transaction was executed in multiple trades at prices ranging from $32.89 to $33.87. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1378368,"source":{"system":"sec-edgar","filing":"0001179110-18-000486","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018000486/edgar.xml","form_type":"4"}},{"id":4106621,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-01-04T16:09:42.000Z","date":"2018-01-02","kind":"sale","acquired":false,"shares":1703,"price":32.008,"value":54509.624,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This transaction was executed in multiple trades at prices ranging from $31.79 to $32.37. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1380561,"source":{"system":"sec-edgar","filing":"0001179110-18-000486","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018000486/edgar.xml","form_type":"4"}},{"id":4106620,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-01-04T16:09:42.000Z","date":"2018-01-02","kind":"sale","acquired":false,"shares":500,"price":31.248,"value":15624.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $30.75 to $31.71. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1382264,"source":{"system":"sec-edgar","filing":"0001179110-18-000486","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911018000486/edgar.xml","form_type":"4"}},{"id":4141433,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2017-12-05T06:08:48.000Z","date":"2017-12-01","kind":"sale","acquired":false,"shares":5133,"price":29.875,"value":153348.375,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This transaction was executed in multiple trades at prices ranging from $29.56 to $30.27. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1382764,"source":{"system":"sec-edgar","filing":"0001179110-17-014870","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911017014870/edgar.xml","form_type":"4"}},{"id":4141432,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2017-12-05T06:08:48.000Z","date":"2017-12-01","kind":"sale","acquired":false,"shares":3200,"price":29.1169,"value":93174.08,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $28.54 to $29.47. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1387897,"source":{"system":"sec-edgar","filing":"0001179110-17-014870","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911017014870/edgar.xml","form_type":"4"}},{"id":4172346,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2017-11-03T16:48:36.000Z","date":"2017-11-01","kind":"sale","acquired":false,"shares":300,"price":25.047,"value":7514.1,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"This transaction was executed in multiple trades at prices ranging from $24.99 to $25.15. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1391097,"source":{"system":"sec-edgar","filing":"0001179110-17-013743","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911017013743/edgar.xml","form_type":"4"}},{"id":4172345,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2017-11-03T16:48:36.000Z","date":"2017-11-01","kind":"sale","acquired":false,"shares":1925,"price":24.249,"value":46679.325,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This transaction was executed in multiple trades at prices ranging from $23.99 to $24.64. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1391397,"source":{"system":"sec-edgar","filing":"0001179110-17-013743","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911017013743/edgar.xml","form_type":"4"}},{"id":4172344,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2017-11-03T16:48:36.000Z","date":"2017-11-01","kind":"sale","acquired":false,"shares":6108,"price":23.3747,"value":142772.6676,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $22.88 to $23.85. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1393322,"source":{"system":"sec-edgar","filing":"0001179110-17-013743","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911017013743/edgar.xml","form_type":"4"}},{"id":4191706,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2017-10-04T16:30:24.000Z","date":"2017-10-02","kind":"sale","acquired":false,"shares":200,"price":25.33,"value":5066.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This transaction was executed in multiple trades at prices ranging from $25.32 to $25.34. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected"}],"balance_after":1399430,"source":{"system":"sec-edgar","filing":"0001179110-17-013103","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911017013103/edgar.xml","form_type":"4"}},{"id":4191705,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2017-10-04T16:30:24.000Z","date":"2017-10-02","kind":"sale","acquired":false,"shares":8133,"price":24.7706,"value":201459.2898,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $24.2 to $25.17. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected"}],"balance_after":1399630,"source":{"system":"sec-edgar","filing":"0001179110-17-013103","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911017013103/edgar.xml","form_type":"4"}},{"id":4215602,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2017-09-06T17:05:03.000Z","date":"2017-09-05","kind":"sale","acquired":false,"shares":6666,"price":20.2042,"value":134681.1972,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"This transaction was executed in multiple trades at prices ranging from $20.00 to $20.85. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1407763,"source":{"system":"sec-edgar","filing":"0001179110-17-012109","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911017012109/edgar.xml","form_type":"4"}},{"id":4215601,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2017-09-06T17:05:03.000Z","date":"2017-09-01","kind":"sale","acquired":false,"shares":200,"price":21.195,"value":4239.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This transaction was executed in multiple trades at prices ranging from $21.13 to $21.26. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1414429,"source":{"system":"sec-edgar","filing":"0001179110-17-012109","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911017012109/edgar.xml","form_type":"4"}},{"id":4215600,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2017-09-06T17:05:03.000Z","date":"2017-09-01","kind":"sale","acquired":false,"shares":9800,"price":20.3991,"value":199911.18,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $20.09 to $21.06. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1414629,"source":{"system":"sec-edgar","filing":"0001179110-17-012109","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911017012109/edgar.xml","form_type":"4"}},{"id":4234979,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2017-08-14T16:35:20.000Z","date":"2017-08-11","kind":"sale","acquired":false,"shares":6666,"price":20.0195,"value":133449.987,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $20.00 to $20.12. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":1424429,"source":{"system":"sec-edgar","filing":"0001179110-17-011453","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911017011453/edgar.xml","form_type":"4"}},{"id":4234978,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2017-08-14T16:35:20.000Z","date":"2017-08-10","kind":"sale","acquired":false,"shares":10000,"price":20.016,"value":200160.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 17, 2017."}],"balance_after":1431095,"source":{"system":"sec-edgar","filing":"0001179110-17-011453","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911017011453/edgar.xml","form_type":"4"}},{"id":4280799,"issuer":{"id":12635,"kind":"organization","name":"GENOCEA BIOSCIENCES, INC.","symbol":"GNCA"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2017-06-15T16:53:35.000Z","date":"2017-06-13","kind":"grant","acquired":true,"shares":15000,"price":5.34,"value":80100.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option vests 100% on the first anniversary of the grant date."}],"balance_after":15000,"derivative":{"exercise_price":5.34,"exercise_date":"2018-06-13","expiration_date":"2027-06-13","underlying":"Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001592469-17-000002","document":"wf-form4_149756000015775.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1457612/000159246917000002/wf-form4_149756000015775.xml","form_type":"4"}},{"id":4402438,"issuer":{"id":5502,"kind":"organization","name":"Editas Medicine, Inc.","symbol":"EDIT"},"owners":[{"id":137611,"kind":"person","name":"Bosley Katrine","position":1,"cik":"0001592469","reported_name":"Bosley Katrine","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Stock Option (right to buy)","published_at":"2017-03-03T13:15:24.000Z","date":"2017-03-01","kind":"grant","acquired":true,"shares":312000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"This option was granted on March 1, 2017 and is scheduled to vest over four years in equal monthly installments beginning on March 1, 2017 through March 1, 2021."}],"balance_after":312000,"derivative":{"exercise_price":24.6,"expiration_date":"2027-02-28","underlying":"Common Stock","underlying_shares":312000},"source":{"system":"sec-edgar","filing":"0001179110-17-003790","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1592469/000117911017003790/edgar.xml","form_type":"4"}}]}