{"schema_version":"secwatch.filing_event.v1","accession":"0000943374-25-000172","form_type":"8-K","ticker":"WSBK","cik":"0002047235","company_name":"Winchester Bancorp, Inc./MD/","filed_at":"2025-04-30T23:59:59+00:00","discovered_at":"2026-05-14T18:02:50.774813+00:00","generated_at":"2026-05-23T02:47:26.128709+00:00","sec_items":["8.01","9.01"],"event_type":"other","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Winchester Bancorp IPO closes Apr 30; stock begins trading May 2 on Nasdaq under WSBK","bullets":["All final regulatory approvals received; reorganization and stock offering close on April 30, 2025.","Company expects to sell 3,997,012 shares (including 334,633 ESOP shares) within the offering range.","Total shares outstanding post-closing: 9,295,376; trading on Nasdaq Capital Market under symbol WSBK begins May 2, 2025.","DRS statements and interest checks mailed on or about May 2, 2025; Raymond James acted as marketing agent."],"urls":{"canonical":"https://secwatch.observer/filing/0000943374-25-000172","json":"https://secwatch.observer/filing/0000943374-25-000172.json","markdown":"https://secwatch.observer/filing/0000943374-25-000172.md","text":"https://secwatch.observer/filing/0000943374-25-000172.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2047235/000094337425000172/0000943374-25-000172-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2047235/000094337425000172/form8k_042925.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-23T02:47:26.128709+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"}