{"transactions":[{"id":2633288,"issuer":{"id":6966,"kind":"organization","name":"RAPID MICRO BIOSYSTEMS, INC."},"owners":[{"id":137310,"kind":"person","name":"Schmitz Alexander","position":1,"cik":"0001853566","reported_name":"Schmitz Alexander","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2021-07-15T20:02:23.000Z","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 installments with the first installment vesting on August 14, 2021."}],"balance_after":25000,"derivative":{"exercise_price":20,"expiration_date":"2031-07-13","underlying":"Class A Common Stock","underlying_shares":25000},"source":{"system":"sec-edgar","filing":"0001104659-21-092760","document":"tm2122156-16_4seq1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1853566/000110465921092760/tm2122156-16_4seq1.xml","form_type":"4"}}]}