{"transactions":[{"id":767373,"issuer":{"id":4261,"kind":"organization","name":"TransMedics Group, Inc.","symbol":"TMDX"},"owners":[{"id":45098,"kind":"person","name":"Forsyth Matthew S.","position":1,"cik":"0002120002","reported_name":"Forsyth Matthew S.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Stock Option (Right to Buy)","published_at":"2026-05-21T22:47:28.000Z","date":"2026-05-19","kind":"grant","planned":false,"acquired":true,"shares":23171,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option vests as to 25% of the shares underlying the option on March 9, 2027 and as to the remaining shares in equal monthly installments over three years thereafter, subject to continued service."}],"balance_after":23171,"derivative":{"exercise_price":66.13,"expiration_date":"2036-03-09","underlying":"Common Stock","underlying_shares":23171},"source":{"system":"sec-edgar","filing":"0001193125-26-235072","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1756262/000119312526235072/ownership.xml","form_type":"4"}},{"id":767372,"issuer":{"id":4261,"kind":"organization","name":"TransMedics Group, Inc.","symbol":"TMDX"},"owners":[{"id":45098,"kind":"person","name":"Forsyth Matthew S.","position":1,"cik":"0002120002","reported_name":"Forsyth Matthew S.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-05-21T22:47:28.000Z","date":"2026-05-19","kind":"grant","planned":false,"acquired":true,"shares":15409,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Consists of 15,409 restricted stock units (\"RSUs\"). Each RSU represents a contingent right to receive one share of the Issuer's common stock."}],"balance_after":15409,"source":{"system":"sec-edgar","filing":"0001193125-26-235072","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1756262/000119312526235072/ownership.xml","form_type":"4"}}]}