{"transactions":[{"id":3262518,"issuer":{"id":145206,"kind":"organization","name":"MyoKardia, Inc.","symbol":"MYOK"},"owners":[{"id":151556,"kind":"person","name":"LADD CYNTHIA J","position":1,"cik":"0001217596","reported_name":"LADD CYNTHIA J","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel"}}],"security":"Restricted Stock Units","published_at":"2020-02-19T20:44:36.000Z","date":"2020-02-14","kind":"grant","acquired":true,"shares":10034,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each Restricted Stock Unit (\"RSU\") represents a contingent right to receive one share of the Issuer's Common Stock. The shares of Common Stock underlying the RSUs vest in equal annual installments over 4 years from January 1, 2020, so that all of the underlying shares shall be vested on January 1, 2024, subject to the Reporting Person's continued employment with the Issuer through each vesting date.  The RSUs are subject to accelerated vesting upon termination without cause after a change of control of the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each Restricted Stock Unit (\"RSU\") represents a contingent right to receive one share of the Issuer's Common Stock. The shares of Common Stock underlying the RSUs vest in equal annual installments over 4 years from January 1, 2020, so that all of the underlying shares shall be vested on January 1, 2024, subject to the Reporting Person's continued employment with the Issuer through each vesting date.  The RSUs are subject to accelerated vesting upon termination without cause after a change of control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each Restricted Stock Unit (\"RSU\") represents a contingent right to receive one share of the Issuer's Common Stock. The shares of Common Stock underlying the RSUs vest in equal annual installments over 4 years from January 1, 2020, so that all of the underlying shares shall be vested on January 1, 2024, subject to the Reporting Person's continued employment with the Issuer through each vesting date.  The RSUs are subject to accelerated vesting upon termination without cause after a change of control of the Issuer."}],"balance_after":10034,"derivative":{"underlying":"Common Stock","underlying_shares":10034},"source":{"system":"sec-edgar","filing":"0000899243-20-005190","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1217596/000089924320005190/doc4.xml","form_type":"4"}},{"id":3262517,"issuer":{"id":145206,"kind":"organization","name":"MyoKardia, Inc.","symbol":"MYOK"},"owners":[{"id":151556,"kind":"person","name":"LADD CYNTHIA J","position":1,"cik":"0001217596","reported_name":"LADD CYNTHIA J","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel"}}],"security":"Stock Option (Right to Buy)","published_at":"2020-02-19T20:44:36.000Z","date":"2020-02-14","kind":"grant","acquired":true,"shares":31079,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The shares underlying the option vest in 48 equal monthly installments from January 1, 2020, so long as the Reporting Person continues to be an employee of the Issuer through each vesting date.  This option is subject to accelerated vesting upon termination without cause upon a change of control of the Issuer."}],"balance_after":31079,"derivative":{"exercise_price":70.4,"expiration_date":"2030-02-13","underlying":"Common Stock","underlying_shares":31079},"source":{"system":"sec-edgar","filing":"0000899243-20-005190","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1217596/000089924320005190/doc4.xml","form_type":"4"}},{"id":3316074,"issuer":{"id":145206,"kind":"organization","name":"MyoKardia, Inc.","symbol":"MYOK"},"owners":[{"id":151556,"kind":"person","name":"LADD CYNTHIA J","position":1,"cik":"0001217596","reported_name":"LADD CYNTHIA J","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel"}}],"security":"Common Stock","published_at":"2020-01-07T19:36:58.000Z","date":"2020-01-06","kind":"sale","acquired":false,"shares":1849,"price":68.4511,"value":126566.0839,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold to cover withholding taxes in connection with vesting of Restricted Stock Units reported on Form 4 filed by the Reporting Person on January 3, 2020."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents the weighted average sale price of the shares sold ranging from $68.35 to $68.66 per share. The Reporting Person will provide, upon request by the Commission staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":2851,"source":{"system":"sec-edgar","filing":"0000899243-20-000789","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1217596/000089924320000789/doc4.xml","form_type":"4"}},{"id":3322125,"issuer":{"id":145206,"kind":"organization","name":"MyoKardia, Inc.","symbol":"MYOK"},"owners":[{"id":151556,"kind":"person","name":"LADD CYNTHIA J","position":1,"cik":"0001217596","reported_name":"LADD CYNTHIA J","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel"}}],"security":"Restricted Stock Units","published_at":"2020-01-03T20:18:04.000Z","date":"2020-01-01","kind":"exercise","acquired":false,"shares":4700,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Restricted Stock Units (\"RSUs\") convert into common stock on a one-for-one basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each RSU represents a contingent right to receive one share of Issuer's Common Stock. The shares of Common Stock underlying the RSUs vest in equal annual installments over 4 years from January 1, 2019, so that all of the underlying shares shall be vested on January 1, 2023, subject to the Reporting Person's continued employment with the Issuer through each vesting date. The RSUs are subject to accelerated vesting upon termination without cause after a change of control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each RSU represents a contingent right to receive one share of Issuer's Common Stock. The shares of Common Stock underlying the RSUs vest in equal annual installments over 4 years from January 1, 2019, so that all of the underlying shares shall be vested on January 1, 2023, subject to the Reporting Person's continued employment with the Issuer through each vesting date. The RSUs are subject to accelerated vesting upon termination without cause after a change of control of the Issuer."}],"balance_after":14100,"derivative":{"underlying":"Common Stock","underlying_shares":4700},"source":{"system":"sec-edgar","filing":"0000899243-20-000386","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1217596/000089924320000386/doc4.xml","form_type":"4"}},{"id":3322124,"issuer":{"id":145206,"kind":"organization","name":"MyoKardia, Inc.","symbol":"MYOK"},"owners":[{"id":151556,"kind":"person","name":"LADD CYNTHIA J","position":1,"cik":"0001217596","reported_name":"LADD CYNTHIA J","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel"}}],"security":"Common Stock","published_at":"2020-01-03T20:18:04.000Z","date":"2020-01-01","kind":"exercise","acquired":true,"shares":4700,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Restricted Stock Units (\"RSUs\") convert into common stock on a one-for-one basis."}],"balance_after":4700,"source":{"system":"sec-edgar","filing":"0000899243-20-000386","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1217596/000089924320000386/doc4.xml","form_type":"4"}},{"id":3662640,"issuer":{"id":145206,"kind":"organization","name":"MyoKardia, Inc.","symbol":"MYOK"},"owners":[{"id":151556,"kind":"person","name":"LADD CYNTHIA J","position":1,"cik":"0001217596","reported_name":"LADD CYNTHIA J","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel"}}],"security":"Restricted Stock Units","published_at":"2019-02-12T16:32:38.000Z","date":"2019-02-08","kind":"grant","acquired":true,"shares":18800,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each Restricted Stock Unit (\"RSU\") represents a contingent right to receive one share of Issuer's Common Stock. The shares of Common Stock underlying the RSUs vest in equal annual installments over 4 years from January 1, 2019, so that all of the underlying shares shall be vested on January 1, 2023, subject to the Reporting Person's continued employment with the Issuer through each vesting date.  The RSUs are subject to accelerated vesting upon termination without cause after a change of control of the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each Restricted Stock Unit (\"RSU\") represents a contingent right to receive one share of Issuer's Common Stock. The shares of Common Stock underlying the RSUs vest in equal annual installments over 4 years from January 1, 2019, so that all of the underlying shares shall be vested on January 1, 2023, subject to the Reporting Person's continued employment with the Issuer through each vesting date.  The RSUs are subject to accelerated vesting upon termination without cause after a change of control of the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each Restricted Stock Unit (\"RSU\") represents a contingent right to receive one share of Issuer's Common Stock. The shares of Common Stock underlying the RSUs vest in equal annual installments over 4 years from January 1, 2019, so that all of the underlying shares shall be vested on January 1, 2023, subject to the Reporting Person's continued employment with the Issuer through each vesting date.  The RSUs are subject to accelerated vesting upon termination without cause after a change of control of the Issuer."}],"balance_after":18800,"derivative":{"underlying":"Common Stock","underlying_shares":18800},"source":{"system":"sec-edgar","filing":"0000899243-19-003300","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1217596/000089924319003300/doc4.xml","form_type":"4"}},{"id":3662639,"issuer":{"id":145206,"kind":"organization","name":"MyoKardia, Inc.","symbol":"MYOK"},"owners":[{"id":151556,"kind":"person","name":"LADD CYNTHIA J","position":1,"cik":"0001217596","reported_name":"LADD CYNTHIA J","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel"}}],"security":"Stock Option (Right to Buy)","published_at":"2019-02-12T16:32:38.000Z","date":"2019-02-08","kind":"grant","acquired":true,"shares":55100,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The shares underlying the option vest in 48 equal monthly installments from January 1, 2019, so long as the Reporting Person continues to be an employee of the Issuer through each vesting date.  This option is subject to accelerated vesting upon termination without cause upon a change of control of the Issuer."}],"balance_after":55100,"derivative":{"exercise_price":40.11,"expiration_date":"2029-02-07","underlying":"Common Stock","underlying_shares":55100},"source":{"system":"sec-edgar","filing":"0000899243-19-003300","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1217596/000089924319003300/doc4.xml","form_type":"4"}},{"id":4078811,"issuer":{"id":145206,"kind":"organization","name":"MyoKardia, Inc.","symbol":"MYOK"},"owners":[{"id":151556,"kind":"person","name":"LADD CYNTHIA J","position":1,"cik":"0001217596","reported_name":"LADD CYNTHIA J","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel"}}],"security":"Stock Option (Right to Buy)","published_at":"2018-02-02T18:02:27.000Z","date":"2018-02-01","kind":"grant","acquired":true,"shares":120000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"1/4th of the underlying shares shall vest on January 16, 2019; thereafter, the shares subject to this option shall vest and become exercisable in 36 equal monthly installments with the first installment on February 16, 2019, such that this option is fully exercisable on January 16, 2022. This option is subject to full acceleration of vesting with respect to all then-unvested shares upon the consummation of a Sale Event (as defined in the issuer's 2015 Stock Option and Incentive Plan)."}],"balance_after":120000,"derivative":{"exercise_price":54.05,"expiration_date":"2028-01-31","underlying":"Common Stock","underlying_shares":120000},"source":{"system":"sec-edgar","filing":"0000899243-18-002691","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1217596/000089924318002691/doc4.xml","form_type":"4"}},{"id":4478973,"issuer":{"id":5124,"kind":"organization","name":"CytomX Therapeutics, Inc."},"owners":[{"id":151556,"kind":"person","name":"LADD CYNTHIA J","position":1,"cik":"0001217596","reported_name":"LADD CYNTHIA J","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Senior VP and General Counsel"}}],"security":"Stock Option (right to buy)","published_at":"2017-01-27T13:52:15.000Z","date":"2017-01-25","kind":"grant","acquired":true,"shares":84000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"1/48th of the shares subject to the option vest on each monthly anniversary measured from January 1, 2017 (the \"Vesting Commencement Date\"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the Reporting Person's continued service to the Issuer through each such date."}],"balance_after":84000,"derivative":{"exercise_price":11.94,"expiration_date":"2027-01-24","underlying":"Common Stock","underlying_shares":84000},"source":{"system":"sec-edgar","filing":"0001140361-17-003157","document":"doc1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1217596/000114036117003157/doc1.xml","form_type":"4"}}]}