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Upon the closing of the Issuer's initial public offering, all shares of Series A Convertible Preferred Stock automatically converted into shares of Common Stock of the Issuer. The Series A Convertible Preferred Stock has no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Series A Convertible Preferred Stock is convertible into shares of the Issuer's Common Stock on a 6.5810:1 basis. Upon the closing of the Issuer's initial public offering, all shares of Series A Convertible Preferred Stock automatically converted into shares of Common Stock of the Issuer. The Series A Convertible Preferred Stock has no expiration date."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held by OrbiMed Capital GP VI LLC (\"GP VI\"). GP VI is the general partner of OrbiMed Private Investments VI, LP (\"OrbiMed VI\"). OrbiMed Advisors LLC (\"Advisors\") is the managing member of GP VI. By virtue of such relationship, GP VI and Advisors may be deemed to have voting and investment power with respect to the shares held by OrbiMed VI and as a result may be deemed to have beneficial ownership of such shares. The reporting person is an Executive Partner at Advisors. This report shall not be deemed an admission that the reporting person is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":6078103},"source":{"system":"sec-edgar","filing":"0001144204-19-045297","document":"tv529790_form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1231954/000114420419045297/tv529790_form4.xml","form_type":"4"}},{"id":3409765,"issuer":{"id":15910,"kind":"organization","name":"SpringWorks Therapeutics, Inc.","symbol":"SWTX"},"owners":[{"id":127074,"kind":"person","name":"SQUINTO STEPHEN P","position":1,"cik":"0001231954","reported_name":"SQUINTO STEPHEN P","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2019-09-19T19:12:21.000Z","date":"2019-09-17","kind":"purchase","acquired":true,"shares":275000,"price":18,"value":4950000.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held by OrbiMed Capital GP VI LLC (\"GP VI\"). GP VI is the general partner of OrbiMed Private Investments VI, LP (\"OrbiMed VI\"). OrbiMed Advisors LLC (\"Advisors\") is the managing member of GP VI. By virtue of such relationship, GP VI and Advisors may be deemed to have voting and investment power with respect to the shares held by OrbiMed VI and as a result may be deemed to have beneficial ownership of such shares. The reporting person is an Executive Partner at Advisors. This report shall not be deemed an admission that the reporting person is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose."}],"balance_after":7406307,"source":{"system":"sec-edgar","filing":"0001144204-19-045297","document":"tv529790_form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1231954/000114420419045297/tv529790_form4.xml","form_type":"4"}},{"id":3409764,"issuer":{"id":15910,"kind":"organization","name":"SpringWorks Therapeutics, Inc.","symbol":"SWTX"},"owners":[{"id":127074,"kind":"person","name":"SQUINTO STEPHEN P","position":1,"cik":"0001231954","reported_name":"SQUINTO STEPHEN P","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2019-09-19T19:12:21.000Z","date":"2019-09-17","kind":"exercise","acquired":true,"shares":1053204,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each share of Series B Convertible Preferred Stock is convertible into shares of the Issuer's Common Stock on a 6.5810:1 basis. Upon the closing of the Issuer's initial public offering, all shares of Series B Convertible Preferred Stock automatically converted into shares of Common Stock of the Issuer. The Series B Convertible Preferred Stock has no expiration date."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held by OrbiMed Capital GP VI LLC (\"GP VI\"). GP VI is the general partner of OrbiMed Private Investments VI, LP (\"OrbiMed VI\"). OrbiMed Advisors LLC (\"Advisors\") is the managing member of GP VI. By virtue of such relationship, GP VI and Advisors may be deemed to have voting and investment power with respect to the shares held by OrbiMed VI and as a result may be deemed to have beneficial ownership of such shares. The reporting person is an Executive Partner at Advisors. This report shall not be deemed an admission that the reporting person is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose."}],"balance_after":7131307,"source":{"system":"sec-edgar","filing":"0001144204-19-045297","document":"tv529790_form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1231954/000114420419045297/tv529790_form4.xml","form_type":"4"}},{"id":3409763,"issuer":{"id":15910,"kind":"organization","name":"SpringWorks Therapeutics, Inc.","symbol":"SWTX"},"owners":[{"id":127074,"kind":"person","name":"SQUINTO STEPHEN P","position":1,"cik":"0001231954","reported_name":"SQUINTO STEPHEN P","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2019-09-19T19:12:21.000Z","date":"2019-09-17","kind":"exercise","acquired":true,"shares":6078103,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Series A Convertible Preferred Stock is convertible into shares of the Issuer's Common Stock on a 6.5810:1 basis. Upon the closing of the Issuer's initial public offering, all shares of Series A Convertible Preferred Stock automatically converted into shares of Common Stock of the Issuer. The Series A Convertible Preferred Stock has no expiration date."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held by OrbiMed Capital GP VI LLC (\"GP VI\"). GP VI is the general partner of OrbiMed Private Investments VI, LP (\"OrbiMed VI\"). OrbiMed Advisors LLC (\"Advisors\") is the managing member of GP VI. By virtue of such relationship, GP VI and Advisors may be deemed to have voting and investment power with respect to the shares held by OrbiMed VI and as a result may be deemed to have beneficial ownership of such shares. The reporting person is an Executive Partner at Advisors. This report shall not be deemed an admission that the reporting person is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose."}],"balance_after":6078103,"source":{"system":"sec-edgar","filing":"0001144204-19-045297","document":"tv529790_form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1231954/000114420419045297/tv529790_form4.xml","form_type":"4"}},{"id":3413729,"issuer":{"id":15910,"kind":"organization","name":"SpringWorks Therapeutics, Inc.","symbol":"SWTX"},"owners":[{"id":127074,"kind":"person","name":"SQUINTO STEPHEN P","position":1,"cik":"0001231954","reported_name":"SQUINTO STEPHEN P","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series B Convertible Preferred Stock","published_at":"2019-09-16T20:47:58.000Z","date":"2019-03-29","kind":"grant","acquired":true,"shares":6931142,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"On March 29, 2019, GP VI acquired 6,931,142 shares of Series B Convertible Preferred Stock of the Issuer. Each share of Series B Convertible Preferred Stock is convertible into shares of the Issuer's Common Stock on a 6.5810:1 basis. Immediately prior to the closing of the Issuer's initial public offering, all shares of Series B Convertible Preferred Stock will convert into shares of Common Stock of the Issuer. The Series B Convertible Preferred Stock has no expiration date."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"On March 29, 2019, GP VI acquired 6,931,142 shares of Series B Convertible Preferred Stock of the Issuer. Each share of Series B Convertible Preferred Stock is convertible into shares of the Issuer's Common Stock on a 6.5810:1 basis. Immediately prior to the closing of the Issuer's initial public offering, all shares of Series B Convertible Preferred Stock will convert into shares of Common Stock of the Issuer. The Series B Convertible Preferred Stock has no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"On March 29, 2019, GP VI acquired 6,931,142 shares of Series B Convertible Preferred Stock of the Issuer. Each share of Series B Convertible Preferred Stock is convertible into shares of the Issuer's Common Stock on a 6.5810:1 basis. Immediately prior to the closing of the Issuer's initial public offering, all shares of Series B Convertible Preferred Stock will convert into shares of Common Stock of the Issuer. The Series B Convertible Preferred Stock has no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"On March 29, 2019, GP VI acquired 6,931,142 shares of Series B Convertible Preferred Stock of the Issuer. Each share of Series B Convertible Preferred Stock is convertible into shares of the Issuer's Common Stock on a 6.5810:1 basis. Immediately prior to the closing of the Issuer's initial public offering, all shares of Series B Convertible Preferred Stock will convert into shares of Common Stock of the Issuer. The Series B Convertible Preferred Stock has no expiration date."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held by GP VI. GP VI is the general partner of OrbiMed Private Investments VI, LP (\"OrbiMed VI\"). OrbiMed Advisors LLC (\"Advisors\") is the managing member of GP VI. By virtue of such relationship, GP VI and Advisors may be deemed to have voting and investment power with respect to the shares held by OrbiMed VI and as a result may be deemed to have beneficial ownership of such shares. The reporting person is an Executive Partner at Advisors. This report shall not be deemed an admission that the reporting person is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose."}],"balance_after":1053204,"derivative":{"underlying":"Common Stock","underlying_shares":1053204},"source":{"system":"sec-edgar","filing":"0001144204-19-044792","document":"tv529540_form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1231954/000114420419044792/tv529540_form4.xml","form_type":"4"}},{"id":3413728,"issuer":{"id":15910,"kind":"organization","name":"SpringWorks Therapeutics, Inc.","symbol":"SWTX"},"owners":[{"id":127074,"kind":"person","name":"SQUINTO STEPHEN P","position":1,"cik":"0001231954","reported_name":"SQUINTO STEPHEN P","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series A Convertible Preferred Stock","published_at":"2019-09-16T20:47:58.000Z","date":"2019-03-29","kind":"grant","acquired":true,"shares":40000000,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"On March 29, 2019, pursuant to a corporate reorganization, all of the equity interests in SpringWorks Therapeutics, LLC were exchanged for the same number and class of newly issued securities of SpringWorks Therapeutics, Inc. Pursuant to the reorganization, OrbiMed Capital GP VI LLC (\"GP VI\") received 40,000,000 shares of Series A Convertible Preferred Stock of the Issuer. Each share of Series A Convertible Preferred Stock is convertible into shares of the Issuer's Common Stock on a 6.5810:1 basis. Immediately prior to the closing of the Issuer's initial public offering, all shares of Series A Convertible Preferred Stock will convert into shares of Common Stock of the Issuer. The Series A Convertible Preferred Stock has no expiration date."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"On March 29, 2019, pursuant to a corporate reorganization, all of the equity interests in SpringWorks Therapeutics, LLC were exchanged for the same number and class of newly issued securities of SpringWorks Therapeutics, Inc. Pursuant to the reorganization, OrbiMed Capital GP VI LLC (\"GP VI\") received 40,000,000 shares of Series A Convertible Preferred Stock of the Issuer. Each share of Series A Convertible Preferred Stock is convertible into shares of the Issuer's Common Stock on a 6.5810:1 basis. Immediately prior to the closing of the Issuer's initial public offering, all shares of Series A Convertible Preferred Stock will convert into shares of Common Stock of the Issuer. The Series A Convertible Preferred Stock has no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On March 29, 2019, pursuant to a corporate reorganization, all of the equity interests in SpringWorks Therapeutics, LLC were exchanged for the same number and class of newly issued securities of SpringWorks Therapeutics, Inc. Pursuant to the reorganization, OrbiMed Capital GP VI LLC (\"GP VI\") received 40,000,000 shares of Series A Convertible Preferred Stock of the Issuer. Each share of Series A Convertible Preferred Stock is convertible into shares of the Issuer's Common Stock on a 6.5810:1 basis. Immediately prior to the closing of the Issuer's initial public offering, all shares of Series A Convertible Preferred Stock will convert into shares of Common Stock of the Issuer. The Series A Convertible Preferred Stock has no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"On March 29, 2019, pursuant to a corporate reorganization, all of the equity interests in SpringWorks Therapeutics, LLC were exchanged for the same number and class of newly issued securities of SpringWorks Therapeutics, Inc. Pursuant to the reorganization, OrbiMed Capital GP VI LLC (\"GP VI\") received 40,000,000 shares of Series A Convertible Preferred Stock of the Issuer. Each share of Series A Convertible Preferred Stock is convertible into shares of the Issuer's Common Stock on a 6.5810:1 basis. Immediately prior to the closing of the Issuer's initial public offering, all shares of Series A Convertible Preferred Stock will convert into shares of Common Stock of the Issuer. The Series A Convertible Preferred Stock has no expiration date."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held by GP VI. GP VI is the general partner of OrbiMed Private Investments VI, LP (\"OrbiMed VI\"). OrbiMed Advisors LLC (\"Advisors\") is the managing member of GP VI. By virtue of such relationship, GP VI and Advisors may be deemed to have voting and investment power with respect to the shares held by OrbiMed VI and as a result may be deemed to have beneficial ownership of such shares. The reporting person is an Executive Partner at Advisors. This report shall not be deemed an admission that the reporting person is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose."}],"balance_after":6078103,"derivative":{"underlying":"Common Stock","underlying_shares":6078103},"source":{"system":"sec-edgar","filing":"0001144204-19-044792","document":"tv529540_form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1231954/000114420419044792/tv529540_form4.xml","form_type":"4"}},{"id":3413727,"issuer":{"id":15910,"kind":"organization","name":"SpringWorks Therapeutics, Inc.","symbol":"SWTX"},"owners":[{"id":127074,"kind":"person","name":"SQUINTO STEPHEN P","position":1,"cik":"0001231954","reported_name":"SQUINTO STEPHEN P","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2019-09-16T20:47:58.000Z","date":"2019-09-12","kind":"grant","acquired":true,"shares":29983,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"This option shall vest in equal monthly installments over the period of thirty six (36) months following September 12, 2019, subject to continued service to the Issuer on each vesting date."}],"balance_after":29983,"derivative":{"exercise_price":18,"expiration_date":"2029-09-12","underlying":"Common Stock","underlying_shares":29983},"source":{"system":"sec-edgar","filing":"0001144204-19-044792","document":"tv529540_form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1231954/000114420419044792/tv529540_form4.xml","form_type":"4"}},{"id":4189143,"issuer":{"id":122788,"kind":"organization","name":"Audentes Therapeutics, Inc."},"owners":[{"id":127074,"kind":"person","name":"SQUINTO STEPHEN P","position":1,"cik":"0001231954","reported_name":"SQUINTO STEPHEN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2017-10-10T18:08:25.000Z","date":"2017-10-08","kind":"grant","acquired":true,"shares":9000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option vests as to 100% of the shares upon the earliest of (i) the Company's 2018 annual meeting of stockholders, (ii) the one-year anniversary of the grant date, and (iii) a Corporate Transaction of the Company as defined in the Company's 2016 Equity Incentive Plan; subject to the reporting person's continued service to the Company on the vesting date."}],"balance_after":9000,"derivative":{"exercise_price":26.01,"expiration_date":"2027-10-08","underlying":"Common Stock","underlying_shares":9000},"source":{"system":"sec-edgar","filing":"0001209191-17-056535","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1628738/000120919117056535/doc4.xml","form_type":"4"}}]}