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After the transaction reported herein, the amount of Common Stock of the Issuer beneficially owned in the aggregate by the Reporting Persons did not change."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"On September 19, 2025, the equity swap entered into by RTW Innovation Master Fund, Ltd previously reported on the Form 4 filed by the Reporting Persons on December 22, 2022 expired and settled in accordance with its terms. After the transaction reported herein, the amount of Common Stock of the Issuer beneficially owned in the aggregate by the Reporting Persons did not change."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"On September 19, 2025, the equity swap entered into by RTW Innovation Master Fund, Ltd previously reported on the Form 4 filed by the Reporting Persons on December 22, 2022 expired and settled in accordance with its terms. After the transaction reported herein, the amount of Common Stock of the Issuer beneficially owned in the aggregate by the Reporting Persons did not change."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"This Form 4 is being filed by each of (i) RTW Investments, LP (the \"Adviser\") with respect to the securities held by certain investment funds managed by the Adviser (the \"RTW Funds\") and (ii) Roderick Wong, M.D. (\"Dr. Wong\"), who serves as the Managing Partner and Chief Investment Officer of the Adviser and who is a director of the Issuer and Chairman of the Issuer's Board of Directors."}],"balance_after":0,"derivative":{"exercise_price":19.0916,"underlying":"Common Stock","underlying_shares":41000},"source":{"system":"sec-edgar","filing":"0001231919-25-000232","document":"form4-09232025_080918.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1493215/000123191925000232/form4-09232025_080918.xml","form_type":"4"}},{"id":1033705,"issuer":{"id":5627,"kind":"organization","name":"ROCKET PHARMACEUTICALS, INC.","symbol":"RCKT"},"owners":[{"id":28978,"kind":"organization","name":"RTW INVESTMENTS, LP","position":1,"cik":"0001493215","reported_name":"RTW INVESTMENTS, LP","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See remarks"}},{"id":27749,"kind":"person","name":"WONG RODERICK","position":2,"cik":"0001493280","reported_name":"WONG RODERICK","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Equity Swap (obligation to buy)","published_at":"2025-09-23T20:21:23.000Z","date":"2025-09-19","kind":"other","planned":false,"acquired":false,"shares":1,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On September 19, 2025, the equity swap entered into by RTW Innovation Master Fund, Ltd. previously reported on the Forms 4 filed by the Reporting Persons on May 13, 2021 and April 5, 2023, expired and settled in accordance with its terms. After the transaction reported herein, the amount of Common Stock of the Issuer beneficially owned in the aggregate by the Reporting Persons did not change."},{"field":"kind","element":"transactionCoding","label":"F1","text":"On September 19, 2025, the equity swap entered into by RTW Innovation Master Fund, Ltd. previously reported on the Forms 4 filed by the Reporting Persons on May 13, 2021 and April 5, 2023, expired and settled in accordance with its terms. After the transaction reported herein, the amount of Common Stock of the Issuer beneficially owned in the aggregate by the Reporting Persons did not change."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On September 19, 2025, the equity swap entered into by RTW Innovation Master Fund, Ltd. previously reported on the Forms 4 filed by the Reporting Persons on May 13, 2021 and April 5, 2023, expired and settled in accordance with its terms. After the transaction reported herein, the amount of Common Stock of the Issuer beneficially owned in the aggregate by the Reporting Persons did not change."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On September 19, 2025, the equity swap entered into by RTW Innovation Master Fund, Ltd. previously reported on the Forms 4 filed by the Reporting Persons on May 13, 2021 and April 5, 2023, expired and settled in accordance with its terms. After the transaction reported herein, the amount of Common Stock of the Issuer beneficially owned in the aggregate by the Reporting Persons did not change."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On September 19, 2025, the equity swap entered into by RTW Innovation Master Fund, Ltd. previously reported on the Forms 4 filed by the Reporting Persons on May 13, 2021 and April 5, 2023, expired and settled in accordance with its terms. After the transaction reported herein, the amount of Common Stock of the Issuer beneficially owned in the aggregate by the Reporting Persons did not change."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"This Form 4 is being filed by each of (i) RTW Investments, LP (the \"Adviser\") with respect to the securities held by certain investment funds managed by the Adviser (the \"RTW Funds\") and (ii) Roderick Wong, M.D. (\"Dr. Wong\"), who serves as the Managing Partner and Chief Investment Officer of the Adviser and who is a director of the Issuer and Chairman of the Issuer's Board of Directors."}],"balance_after":0,"derivative":{"exercise_price":40.0324,"underlying":"Common Stock","underlying_shares":1000000},"source":{"system":"sec-edgar","filing":"0001231919-25-000232","document":"form4-09232025_080918.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1493215/000123191925000232/form4-09232025_080918.xml","form_type":"4"}},{"id":1033704,"issuer":{"id":5627,"kind":"organization","name":"ROCKET PHARMACEUTICALS, INC.","symbol":"RCKT"},"owners":[{"id":28978,"kind":"organization","name":"RTW INVESTMENTS, LP","position":1,"cik":"0001493215","reported_name":"RTW INVESTMENTS, LP","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See remarks"}},{"id":27749,"kind":"person","name":"WONG RODERICK","position":2,"cik":"0001493280","reported_name":"WONG RODERICK","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Common Stock","published_at":"2025-09-23T20:21:23.000Z","date":"2025-09-19","kind":"other","planned":false,"acquired":false,"shares":59000,"price":3.105,"value":183195.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"On September 19, 2025, the equity swap entered into by RTW Innovation Master Fund, Ltd previously reported on the Form 4 filed by the Reporting Persons on December 23, 2022 expired and settled in accordance with its terms. After the transaction reported herein, the amount of Common Stock of the Issuer beneficially owned in the aggregate by the Reporting Persons did not change."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"This Form 4 is being filed by each of (i) RTW Investments, LP (the \"Adviser\") with respect to the securities held by certain investment funds managed by the Adviser (the \"RTW Funds\") and (ii) Roderick Wong, M.D. (\"Dr. Wong\"), who serves as the Managing Partner and Chief Investment Officer of the Adviser and who is a director of the Issuer and Chairman of the Issuer's Board of Directors."}],"balance_after":18188457,"source":{"system":"sec-edgar","filing":"0001231919-25-000232","document":"form4-09232025_080918.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1493215/000123191925000232/form4-09232025_080918.xml","form_type":"4"}},{"id":1033703,"issuer":{"id":5627,"kind":"organization","name":"ROCKET PHARMACEUTICALS, INC.","symbol":"RCKT"},"owners":[{"id":28978,"kind":"organization","name":"RTW INVESTMENTS, LP","position":1,"cik":"0001493215","reported_name":"RTW INVESTMENTS, LP","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See remarks"}},{"id":27749,"kind":"person","name":"WONG RODERICK","position":2,"cik":"0001493280","reported_name":"WONG RODERICK","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Common Stock","published_at":"2025-09-23T20:21:23.000Z","date":"2025-09-19","kind":"other","planned":false,"acquired":true,"shares":59000,"price":17.8112,"value":1050860.8,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"On September 19, 2025, the equity swap entered into by RTW Innovation Master Fund, Ltd previously reported on the Form 4 filed by the Reporting Persons on December 23, 2022 expired and settled in accordance with its terms. After the transaction reported herein, the amount of Common Stock of the Issuer beneficially owned in the aggregate by the Reporting Persons did not change."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"This Form 4 is being filed by each of (i) RTW Investments, LP (the \"Adviser\") with respect to the securities held by certain investment funds managed by the Adviser (the \"RTW Funds\") and (ii) Roderick Wong, M.D. (\"Dr. Wong\"), who serves as the Managing Partner and Chief Investment Officer of the Adviser and who is a director of the Issuer and Chairman of the Issuer's Board of Directors."}],"balance_after":18247457,"source":{"system":"sec-edgar","filing":"0001231919-25-000232","document":"form4-09232025_080918.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1493215/000123191925000232/form4-09232025_080918.xml","form_type":"4"}},{"id":1033702,"issuer":{"id":5627,"kind":"organization","name":"ROCKET PHARMACEUTICALS, INC.","symbol":"RCKT"},"owners":[{"id":28978,"kind":"organization","name":"RTW INVESTMENTS, LP","position":1,"cik":"0001493215","reported_name":"RTW INVESTMENTS, LP","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See remarks"}},{"id":27749,"kind":"person","name":"WONG RODERICK","position":2,"cik":"0001493280","reported_name":"WONG RODERICK","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Common Stock","published_at":"2025-09-23T20:21:23.000Z","date":"2025-09-19","kind":"other","planned":false,"acquired":false,"shares":41000,"price":3.105,"value":127305.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"On September 19, 2025, the equity swap entered into by RTW Innovation Master Fund, Ltd previously reported on the Form 4 filed by the Reporting Persons on December 22, 2022 expired and settled in accordance with its terms. After the transaction reported herein, the amount of Common Stock of the Issuer beneficially owned in the aggregate by the Reporting Persons did not change."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"This Form 4 is being filed by each of (i) RTW Investments, LP (the \"Adviser\") with respect to the securities held by certain investment funds managed by the Adviser (the \"RTW Funds\") and (ii) Roderick Wong, M.D. (\"Dr. Wong\"), who serves as the Managing Partner and Chief Investment Officer of the Adviser and who is a director of the Issuer and Chairman of the Issuer's Board of Directors."}],"balance_after":18188457,"source":{"system":"sec-edgar","filing":"0001231919-25-000232","document":"form4-09232025_080918.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1493215/000123191925000232/form4-09232025_080918.xml","form_type":"4"}},{"id":1033701,"issuer":{"id":5627,"kind":"organization","name":"ROCKET PHARMACEUTICALS, INC.","symbol":"RCKT"},"owners":[{"id":28978,"kind":"organization","name":"RTW INVESTMENTS, LP","position":1,"cik":"0001493215","reported_name":"RTW INVESTMENTS, LP","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See remarks"}},{"id":27749,"kind":"person","name":"WONG RODERICK","position":2,"cik":"0001493280","reported_name":"WONG RODERICK","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Common Stock","published_at":"2025-09-23T20:21:23.000Z","date":"2025-09-19","kind":"other","planned":false,"acquired":true,"shares":41000,"price":19.0916,"value":782755.6,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"On September 19, 2025, the equity swap entered into by RTW Innovation Master Fund, Ltd previously reported on the Form 4 filed by the Reporting Persons on December 22, 2022 expired and settled in accordance with its terms. After the transaction reported herein, the amount of Common Stock of the Issuer beneficially owned in the aggregate by the Reporting Persons did not change."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"This Form 4 is being filed by each of (i) RTW Investments, LP (the \"Adviser\") with respect to the securities held by certain investment funds managed by the Adviser (the \"RTW Funds\") and (ii) Roderick Wong, M.D. (\"Dr. Wong\"), who serves as the Managing Partner and Chief Investment Officer of the Adviser and who is a director of the Issuer and Chairman of the Issuer's Board of Directors."}],"balance_after":18229457,"source":{"system":"sec-edgar","filing":"0001231919-25-000232","document":"form4-09232025_080918.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1493215/000123191925000232/form4-09232025_080918.xml","form_type":"4"}},{"id":1033700,"issuer":{"id":5627,"kind":"organization","name":"ROCKET PHARMACEUTICALS, INC.","symbol":"RCKT"},"owners":[{"id":28978,"kind":"organization","name":"RTW INVESTMENTS, LP","position":1,"cik":"0001493215","reported_name":"RTW INVESTMENTS, LP","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See remarks"}},{"id":27749,"kind":"person","name":"WONG RODERICK","position":2,"cik":"0001493280","reported_name":"WONG RODERICK","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Common Stock","published_at":"2025-09-23T20:21:23.000Z","date":"2025-09-19","kind":"other","planned":false,"acquired":false,"shares":1000000,"price":3.105,"value":3105000.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On September 19, 2025, the equity swap entered into by RTW Innovation Master Fund, Ltd. previously reported on the Forms 4 filed by the Reporting Persons on May 13, 2021 and April 5, 2023, expired and settled in accordance with its terms. After the transaction reported herein, the amount of Common Stock of the Issuer beneficially owned in the aggregate by the Reporting Persons did not change."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"This Form 4 is being filed by each of (i) RTW Investments, LP (the \"Adviser\") with respect to the securities held by certain investment funds managed by the Adviser (the \"RTW Funds\") and (ii) Roderick Wong, M.D. (\"Dr. Wong\"), who serves as the Managing Partner and Chief Investment Officer of the Adviser and who is a director of the Issuer and Chairman of the Issuer's Board of Directors."}],"balance_after":18188457,"source":{"system":"sec-edgar","filing":"0001231919-25-000232","document":"form4-09232025_080918.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1493215/000123191925000232/form4-09232025_080918.xml","form_type":"4"}},{"id":1033699,"issuer":{"id":5627,"kind":"organization","name":"ROCKET PHARMACEUTICALS, INC.","symbol":"RCKT"},"owners":[{"id":28978,"kind":"organization","name":"RTW INVESTMENTS, LP","position":1,"cik":"0001493215","reported_name":"RTW INVESTMENTS, LP","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See remarks"}},{"id":27749,"kind":"person","name":"WONG RODERICK","position":2,"cik":"0001493280","reported_name":"WONG RODERICK","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Common Stock","published_at":"2025-09-23T20:21:23.000Z","date":"2025-09-19","kind":"other","planned":false,"acquired":true,"shares":1000000,"price":40.0324,"value":40032400.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On September 19, 2025, the equity swap entered into by RTW Innovation Master Fund, Ltd. previously reported on the Forms 4 filed by the Reporting Persons on May 13, 2021 and April 5, 2023, expired and settled in accordance with its terms. After the transaction reported herein, the amount of Common Stock of the Issuer beneficially owned in the aggregate by the Reporting Persons did not change."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"This Form 4 is being filed by each of (i) RTW Investments, LP (the \"Adviser\") with respect to the securities held by certain investment funds managed by the Adviser (the \"RTW Funds\") and (ii) Roderick Wong, M.D. (\"Dr. Wong\"), who serves as the Managing Partner and Chief Investment Officer of the Adviser and who is a director of the Issuer and Chairman of the Issuer's Board of Directors."}],"balance_after":19188457,"source":{"system":"sec-edgar","filing":"0001231919-25-000232","document":"form4-09232025_080918.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1493215/000123191925000232/form4-09232025_080918.xml","form_type":"4"}},{"id":1044762,"issuer":{"id":5627,"kind":"organization","name":"ROCKET PHARMACEUTICALS, INC.","symbol":"RCKT"},"owners":[{"id":43512,"kind":"person","name":"Militello John","position":1,"cik":"0001662170","reported_name":"Militello John","relationship":{"officer":true,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2025-09-09T20:22:27.000Z","date":"2025-09-08","kind":"grant","planned":false,"acquired":true,"shares":40000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Holdings include Restricted Stock Units (\"RSUs\") that convert to common stock on a one-for-one basis."},{"field":"kind","element":"transactionCoding","label":"F2","text":"Represent RSUs that convert to common stock on a one-for-one basis. One-third (1/3) of such RSUs will become fully vested on September 8, 2026, with the remaining shares vesting in equal quarterly installments over the following two years."}],"balance_after":95924,"source":{"system":"sec-edgar","filing":"0001140361-25-034431","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1662170/000114036125034431/form4.xml","form_type":"4"}},{"id":1044700,"issuer":{"id":5627,"kind":"organization","name":"ROCKET PHARMACEUTICALS, INC.","symbol":"RCKT"},"owners":[{"id":21206,"kind":"person","name":"Wilson Martin","position":1,"cik":"0001704342","reported_name":"Wilson Martin","relationship":{"officer":true,"officer_title":"General Counsel"}}],"security":"Common Stock","published_at":"2025-09-09T20:18:43.000Z","date":"2025-09-08","kind":"grant","planned":false,"acquired":true,"shares":150000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Holdings include Restricted Stock Units (\"RSUs\") that convert to common stock on a one-for-one basis."},{"field":"kind","element":"transactionCoding","label":"F2","text":"Represent RSUs that convert to common stock on a one-for-one basis. One-third (1/3) of such RSUs will become fully vested on September 8, 2026, with the remaining shares vesting in equal quarterly installments over the following two years."}],"balance_after":285462,"source":{"system":"sec-edgar","filing":"0001140361-25-034422","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1281895/000114036125034422/form4.xml","form_type":"4"}},{"id":1044848,"issuer":{"id":5627,"kind":"organization","name":"ROCKET PHARMACEUTICALS, INC.","symbol":"RCKT"},"owners":[{"id":72815,"kind":"person","name":"Schwartz Jonathan David","position":1,"cik":"0001726398","reported_name":"Schwartz Jonathan David","relationship":{"officer":true,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2025-09-09T16:15:04.000Z","date":"2025-09-08","kind":"grant","planned":false,"acquired":true,"shares":80000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Holdings include Restricted Stock Units (\"RSUs\") that convert to common stock on a one-for-one basis."},{"field":"kind","element":"transactionCoding","label":"F2","text":"Represent RSUs that convert to common stock on a one-for-one basis. One-third (1/3) of such RSUs will become fully vested on September 8, 2026, with the remaining shares vesting in equal quarterly installments over the following two years."}],"balance_after":301609,"source":{"system":"sec-edgar","filing":"0001140361-25-034420","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1726398/000114036125034420/form4.xml","form_type":"4"}},{"id":1054613,"issuer":{"id":5627,"kind":"organization","name":"ROCKET PHARMACEUTICALS, INC.","symbol":"RCKT"},"owners":[{"id":44954,"kind":"person","name":"Bjork Elisabeth","position":1,"cik":"0001810406","reported_name":"Bjork Elisabeth","relationship":{"director":true}}],"security":"Common 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