{"transactions":[{"id":754242,"issuer":{"id":6966,"kind":"organization","name":"RAPID MICRO BIOSYSTEMS, INC."},"owners":[{"id":42320,"kind":"person","name":"LOWENSTEIN INESE","position":1,"cik":"0001900476","reported_name":"LOWENSTEIN INESE","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Series B Warrant (right to buy)","published_at":"2026-06-02T23:45:47.000Z","date":"2026-05-29","kind":"grant","planned":false,"acquired":true,"shares":12787,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On May 29, 2026, the Reporting Person purchased, in a registered direct offering, 12,787 shares of the Issuer's Class A Common Stock, as well as an accompanying Series A Warrant to purchase 12,787 shares of the Issuer's Class A Common Stock (or pre-funded warrants in lieu thereof) and an accompanying Series B Warrant to purchase 12,787 shares of the Issuer's Class A Common Stock (or pre-funded warrants in lieu thereof). The purchase price of each share of Issuer Class A Common Stock and accompanying Series A and Series B Warrant was $1.955. The issuance of such securities was approved by the Issuer's compensation committee of the board of directors in accordance with Rule 16(b)-3 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On May 29, 2026, the Reporting Person purchased, in a registered direct offering, 12,787 shares of the Issuer's Class A Common Stock, as well as an accompanying Series A Warrant to purchase 12,787 shares of the Issuer's Class A Common Stock (or pre-funded warrants in lieu thereof) and an accompanying Series B Warrant to purchase 12,787 shares of the Issuer's Class A Common Stock (or pre-funded warrants in lieu thereof). The purchase price of each share of Issuer Class A Common Stock and accompanying Series A and Series B Warrant was $1.955. The issuance of such securities was approved by the Issuer's compensation committee of the board of directors in accordance with Rule 16(b)-3 of the Securities Exchange Act of 1934, as amended."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The Series A and Series B Warrants cannot be exercised for shares of the Issuer's Class A Common Stock if, as a result of such exercise, the holder, together with its affiliates and any other persons whose beneficial ownership would be aggregated for purposes of Section 13(d) of the Act, would beneficially own more than 4.99% of the total number of shares of the Issuer's Class A Common Stock then outstanding immediately following such exercise."}],"balance_after":12787,"derivative":{"exercise_price":2.34,"exercise_date":"2026-11-29","expiration_date":"2031-05-29","underlying":"Class A Common Stock","underlying_shares":12787},"source":{"system":"sec-edgar","filing":"0001900476-26-000008","document":"wk-form4_1780443944.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1380106/000190047626000008/wk-form4_1780443944.xml","form_type":"4"}},{"id":754241,"issuer":{"id":6966,"kind":"organization","name":"RAPID MICRO BIOSYSTEMS, INC."},"owners":[{"id":42320,"kind":"person","name":"LOWENSTEIN INESE","position":1,"cik":"0001900476","reported_name":"LOWENSTEIN INESE","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Series A Warrant (right to buy)","published_at":"2026-06-02T23:45:47.000Z","date":"2026-05-29","kind":"grant","planned":false,"acquired":true,"shares":12787,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On May 29, 2026, the Reporting Person purchased, in a registered direct offering, 12,787 shares of the Issuer's Class A Common Stock, as well as an accompanying Series A Warrant to purchase 12,787 shares of the Issuer's Class A Common Stock (or pre-funded warrants in lieu thereof) and an accompanying Series B Warrant to purchase 12,787 shares of the Issuer's Class A Common Stock (or pre-funded warrants in lieu thereof). The purchase price of each share of Issuer Class A Common Stock and accompanying Series A and Series B Warrant was $1.955. The issuance of such securities was approved by the Issuer's compensation committee of the board of directors in accordance with Rule 16(b)-3 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On May 29, 2026, the Reporting Person purchased, in a registered direct offering, 12,787 shares of the Issuer's Class A Common Stock, as well as an accompanying Series A Warrant to purchase 12,787 shares of the Issuer's Class A Common Stock (or pre-funded warrants in lieu thereof) and an accompanying Series B Warrant to purchase 12,787 shares of the Issuer's Class A Common Stock (or pre-funded warrants in lieu thereof). The purchase price of each share of Issuer Class A Common Stock and accompanying Series A and Series B Warrant was $1.955. The issuance of such securities was approved by the Issuer's compensation committee of the board of directors in accordance with Rule 16(b)-3 of the Securities Exchange Act of 1934, as amended."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The Series A and Series B Warrants cannot be exercised for shares of the Issuer's Class A Common Stock if, as a result of such exercise, the holder, together with its affiliates and any other persons whose beneficial ownership would be aggregated for purposes of Section 13(d) of the Act, would beneficially own more than 4.99% of the total number of shares of the Issuer's Class A Common Stock then outstanding immediately following such exercise."}],"balance_after":12787,"derivative":{"exercise_price":1.955,"exercise_date":"2026-11-29","expiration_date":"2027-05-29","underlying":"Class A Common Stock","underlying_shares":12787},"source":{"system":"sec-edgar","filing":"0001900476-26-000008","document":"wk-form4_1780443944.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1380106/000190047626000008/wk-form4_1780443944.xml","form_type":"4"}},{"id":754240,"issuer":{"id":6966,"kind":"organization","name":"RAPID MICRO BIOSYSTEMS, INC."},"owners":[{"id":42320,"kind":"person","name":"LOWENSTEIN INESE","position":1,"cik":"0001900476","reported_name":"LOWENSTEIN INESE","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-02T23:45:47.000Z","date":"2026-05-29","kind":"grant","planned":false,"acquired":true,"shares":12787,"price":1.955,"value":24998.585,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On May 29, 2026, the Reporting Person purchased, in a registered direct offering, 12,787 shares of the Issuer's Class A Common Stock, as well as an accompanying Series A Warrant to purchase 12,787 shares of the Issuer's Class A Common Stock (or pre-funded warrants in lieu thereof) and an accompanying Series B Warrant to purchase 12,787 shares of the Issuer's Class A Common Stock (or pre-funded warrants in lieu thereof). The purchase price of each share of Issuer Class A Common Stock and accompanying Series A and Series B Warrant was $1.955. The issuance of such securities was approved by the Issuer's compensation committee of the board of directors in accordance with Rule 16(b)-3 of the Securities Exchange Act of 1934, as amended."}],"balance_after":70687,"source":{"system":"sec-edgar","filing":"0001900476-26-000008","document":"wk-form4_1780443944.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1380106/000190047626000008/wk-form4_1780443944.xml","form_type":"4"}},{"id":763355,"issuer":{"id":6966,"kind":"organization","name":"RAPID MICRO BIOSYSTEMS, INC."},"owners":[{"id":42320,"kind":"person","name":"LOWENSTEIN INESE","position":1,"cik":"0001900476","reported_name":"LOWENSTEIN INESE","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2026-05-26T23:26:00.000Z","date":"2026-05-21","kind":"grant","planned":false,"acquired":true,"shares":38700,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option shall vest and become exercisable in full on the earlier of (i) the first anniversary of the Grant Date, or (ii) the day immediately prior to the date of the next annual meeting of the stockholders of the Company provided that the Reporting Person remains in continuous service on such vesting date."}],"balance_after":38700,"derivative":{"exercise_price":2.07,"expiration_date":"2036-05-20","underlying":"Class A Common Stock","underlying_shares":38700},"source":{"system":"sec-edgar","filing":"0001900476-26-000005","document":"wk-form4_1779837958.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1380106/000190047626000005/wk-form4_1779837958.xml","form_type":"4"}},{"id":763354,"issuer":{"id":6966,"kind":"organization","name":"RAPID MICRO BIOSYSTEMS, INC."},"owners":[{"id":42320,"kind":"person","name":"LOWENSTEIN INESE","position":1,"cik":"0001900476","reported_name":"LOWENSTEIN INESE","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-05-26T23:26:00.000Z","date":"2026-05-21","kind":"grant","planned":false,"acquired":true,"shares":19300,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Grant of restricted stock units (\"RSUs\") that vests in full on the earlier of (i) the first anniversary of the Grant Date, or (ii) the day immediately prior to the date of the next annual meeting of the stockholders of the Company provided that the Reporting Person remains in continuous service on such vesting date."}],"balance_after":57900,"source":{"system":"sec-edgar","filing":"0001900476-26-000005","document":"wk-form4_1779837958.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1380106/000190047626000005/wk-form4_1779837958.xml","form_type":"4"}},{"id":1133041,"issuer":{"id":6966,"kind":"organization","name":"RAPID MICRO BIOSYSTEMS, INC."},"owners":[{"id":42320,"kind":"person","name":"LOWENSTEIN INESE","position":1,"cik":"0001900476","reported_name":"LOWENSTEIN INESE","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2025-05-28T00:14:04.000Z","date":"2025-05-22","kind":"grant","planned":false,"acquired":true,"shares":28650,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option shall vest and become exercisable in full on the earlier of (i) the first anniversary of the Grant Date, or (ii) the day immediately prior to the date of the next annual meeting of the stockholders of the Company provided that the Reporting Person remains in continuous service on such vesting date."}],"balance_after":28650,"derivative":{"exercise_price":3.15,"expiration_date":"2035-05-21","underlying":"Class A Common Stock","underlying_shares":28650},"source":{"system":"sec-edgar","filing":"0001380106-25-000135","document":"wk-form4_1748391237.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1380106/000138010625000135/wk-form4_1748391237.xml","form_type":"4"}},{"id":1133040,"issuer":{"id":6966,"kind":"organization","name":"RAPID MICRO BIOSYSTEMS, INC."},"owners":[{"id":42320,"kind":"person","name":"LOWENSTEIN INESE","position":1,"cik":"0001900476","reported_name":"LOWENSTEIN INESE","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-05-28T00:14:04.000Z","date":"2025-05-22","kind":"grant","planned":false,"acquired":true,"shares":14300,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Grant of restricted stock units (\"RSUs\") that vests in full on the earlier of (i) the first anniversary of the Grant Date, or (ii) the day immediately prior to the date of the next annual meeting of the stockholders of the Company provided that the Reporting Person remains in continuous service on such vesting date."}],"balance_after":38600,"source":{"system":"sec-edgar","filing":"0001380106-25-000135","document":"wk-form4_1748391237.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1380106/000138010625000135/wk-form4_1748391237.xml","form_type":"4"}},{"id":1500039,"issuer":{"id":6966,"kind":"organization","name":"RAPID MICRO BIOSYSTEMS, INC."},"owners":[{"id":42320,"kind":"person","name":"LOWENSTEIN INESE","position":1,"cik":"0001900476","reported_name":"LOWENSTEIN INESE","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2024-05-28T23:07:07.000Z","date":"2024-05-23","kind":"grant","planned":false,"acquired":true,"shares":28650,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option shall vest and become exercisable in full on the earlier of (i) the first anniversary of the Grant Date, or (ii) the day immediately prior to the date of the next annual meeting of the stockholders of the Company provided that the Reporting Person remains in continuous service on such vesting date."}],"balance_after":28650,"derivative":{"exercise_price":0.82,"expiration_date":"2034-05-22","underlying":"Class A Common Stock","underlying_shares":28650},"source":{"system":"sec-edgar","filing":"0001380106-24-000148","document":"wk-form4_1716937620.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1380106/000138010624000148/wk-form4_1716937620.xml","form_type":"4"}},{"id":1500038,"issuer":{"id":6966,"kind":"organization","name":"RAPID MICRO BIOSYSTEMS, INC."},"owners":[{"id":42320,"kind":"person","name":"LOWENSTEIN INESE","position":1,"cik":"0001900476","reported_name":"LOWENSTEIN INESE","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2024-05-28T23:07:07.000Z","date":"2024-05-23","kind":"grant","planned":false,"acquired":true,"shares":14300,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Grant of restricted stock units (\"RSUs\") that vests in full on the earlier of (i) the first anniversary of the Grant Date, or (ii) the day immediately prior to the date of the next annual meeting of the stockholders of the Company provided that the Reporting Person remains in continuous service on such vesting date."}],"balance_after":24300,"source":{"system":"sec-edgar","filing":"0001380106-24-000148","document":"wk-form4_1716937620.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1380106/000138010624000148/wk-form4_1716937620.xml","form_type":"4"}},{"id":1902290,"issuer":{"id":6966,"kind":"organization","name":"RAPID MICRO BIOSYSTEMS, INC."},"owners":[{"id":42320,"kind":"person","name":"LOWENSTEIN INESE","position":1,"cik":"0001900476","reported_name":"LOWENSTEIN INESE","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2023-05-05T22:07:52.000Z","date":"2023-05-04","kind":"grant","planned":false,"acquired":true,"shares":25000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option shall vest and become exercisable in full on the earlier of (i) the first anniversary of the Grant Date, or (ii) the day immediately prior to the date of the next annual meeting of the stockholders of the Company provided that the Reporting Person remains in continuous service on such vesting date."}],"balance_after":25000,"derivative":{"exercise_price":0.8705,"expiration_date":"2033-05-03","underlying":"Class A Common Stock","underlying_shares":25000},"source":{"system":"sec-edgar","filing":"0001380106-23-000082","document":"wf-form4_168332446064135.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1380106/000138010623000082/wf-form4_168332446064135.xml","form_type":"4"}},{"id":2335027,"issuer":{"id":6966,"kind":"organization","name":"RAPID MICRO BIOSYSTEMS, INC."},"owners":[{"id":42320,"kind":"person","name":"LOWENSTEIN INESE","position":1,"cik":"0001900476","reported_name":"LOWENSTEIN INESE","relationship":{"director":true}}],"security":"Class A Common Stock","published_at":"2022-03-14T22:56:38.000Z","date":"2022-03-10","kind":"purchase","acquired":true,"shares":10000,"price":6.95,"value":69500.0,"ownership":{"direct":true},"balance_after":10000,"source":{"system":"sec-edgar","filing":"0001127602-22-009198","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1380106/000112760222009198/form4.xml","form_type":"4"}},{"id":2422299,"issuer":{"id":6966,"kind":"organization","name":"RAPID MICRO BIOSYSTEMS, INC."},"owners":[{"id":42320,"kind":"person","name":"LOWENSTEIN INESE","position":1,"cik":"0001900476","reported_name":"LOWENSTEIN INESE","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2022-01-28T23:42:45.000Z","date":"2021-12-17","kind":"grant","acquired":true,"shares":25000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"This Option Vests and becomes exercisable, subject to the Reporting Person's continued service to the Issuer's Board, in 36 substantially equal monthly installments with the first installment vesting on January 17, 2022."}],"balance_after":25000,"derivative":{"exercise_price":11.23,"expiration_date":"2031-12-16","underlying":"Class A Common Stock","underlying_shares":25000},"source":{"system":"sec-edgar","filing":"0001104659-22-009134","document":"tm224728-1_4aseq1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1380106/000110465922009134/tm224728-1_4aseq1.xml","form_type":"4/A","original_submission_date":"2021-12-21"}},{"id":2462197,"issuer":{"id":6966,"kind":"organization","name":"RAPID MICRO BIOSYSTEMS, INC."},"owners":[{"id":42320,"kind":"person","name":"LOWENSTEIN INESE","position":1,"cik":"0001900476","reported_name":"LOWENSTEIN INESE","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2021-12-21T23:58:42.000Z","date":"2021-07-14","kind":"grant","acquired":true,"shares":25000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"This option vests and becomes exercisable, subject to the Reporting Person's continued service to the Issuer's Board, in 36 substantially equal monthly\ninstallments with the first installment vesting on January 17, 2021."}],"balance_after":25000,"derivative":{"exercise_price":11.23,"expiration_date":"2031-12-17","underlying":"Class A Common Stock","underlying_shares":25000},"source":{"system":"sec-edgar","filing":"0001104659-21-152314","document":"tm2136069-2_4seq1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1380106/000110465921152314/tm2136069-2_4seq1.xml","form_type":"4"}}]}