{"schema_version":"secwatch.filing_event.v1","accession":"0000943374-25-000352","form_type":"8-K","ticker":"AVBC","cik":"0002058758","company_name":"Avidia Bancorp, Inc.","filed_at":"2025-07-31T23:59:59+00:00","discovered_at":"2026-05-14T18:02:45.920910+00:00","generated_at":"2026-05-17T22:31:22.277769+00:00","sec_items":["8.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.9,"calibrated_materiality_score":0.9,"confidence":"high","headline":"Avidia Bancorp closes IPO in mutual-to-stock conversion; gross proceeds $191.8M","bullets":["Sold 19,176,250 shares at $10.00; gross proceeds ~$191.8M.","900,000 additional shares contributed to Avidia Bank Charitable Foundation.","Total shares outstanding post-closing: 20,076,250.","Listing on NYSE under AVBC expected to begin August 1, 2025.","Subscription offering oversubscribed; refunds being processed."],"urls":{"canonical":"https://secwatch.observer/filing/0000943374-25-000352","json":"https://secwatch.observer/filing/0000943374-25-000352.json","markdown":"https://secwatch.observer/filing/0000943374-25-000352.md","text":"https://secwatch.observer/filing/0000943374-25-000352.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2058758/000094337425000352/0000943374-25-000352-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2058758/000094337425000352/form8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T22:31:22.277769+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}