{"transactions":[{"id":4620730,"issuer":{"id":2126,"kind":"organization","name":"Avidia Bancorp, Inc.","symbol":"AVBC"},"owners":[{"id":77035,"kind":"person","name":"O'Connell Mark","position":1,"cik":"0002076302","reported_name":"O'Connell Mark","relationship":{"director":true}}],"security":"Stock Options","published_at":"2026-09-17T19:27:25.000Z","date":"2026-09-16","kind":"grant","planned":false,"acquired":true,"shares":50190,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Stock options vest at a rate of 20% per year commencing on September 16, 2027."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F2","text":"Stock options vest at a rate of 20% per year commencing on September 16, 2027."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Stock options vest at a rate of 20% per year commencing on September 16, 2027."}],"balance_after":50190,"derivative":{"exercise_price":22.29,"exercise_date":"2027-09-16","expiration_date":"2036-09-16","underlying":"Common Stock","underlying_shares":50190},"source":{"system":"sec-edgar","filing":"0001437749-26-030654","document":"rdgdoc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2076302/000143774926030654/rdgdoc.xml","form_type":"4"}},{"id":4620729,"issuer":{"id":2126,"kind":"organization","name":"Avidia Bancorp, Inc.","symbol":"AVBC"},"owners":[{"id":77035,"kind":"person","name":"O'Connell Mark","position":1,"cik":"0002076302","reported_name":"O'Connell Mark","relationship":{"director":true}}],"security":"Common Stock","published_at":"2026-09-17T19:27:25.000Z","date":"2026-09-16","kind":"grant","planned":false,"acquired":true,"shares":20076,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares of restricted stock vest at a rate of 20% per year commencing on September 16, 2027."}],"balance_after":50076,"source":{"system":"sec-edgar","filing":"0001437749-26-030654","document":"rdgdoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2076302/000143774926030654/rdgdoc.xml","form_type":"4"}}]}