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This restricted stock is scheduled to vest in full on the anniversary of the grant date of May 18, 2026."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Consists of (i) 128,323 shares of common stock; and (ii) 3,883 shares of restricted stock reported on this Form 4."}],"balance_after":132206,"source":{"system":"sec-edgar","filing":"0001193125-26-232605","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1810546/000119312526232605/ownership.xml","form_type":"4"}},{"id":874366,"issuer":{"id":448,"kind":"organization","name":"Eastern Bankshares, Inc.","symbol":"EBC"},"owners":[{"id":45684,"kind":"person","name":"Sullivan Michael James","position":1,"cik":"0001676055","reported_name":"Sullivan Michael James","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2026-03-02T21:15:08.000Z","date":"2026-02-27","kind":"exercise","planned":false,"acquired":false,"shares":50000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Pursuant to the terms of the Agreement and Plan of Merger dated April 24, 2025 among Eastern Bankshares, Inc. 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