secwatch.observer — SEC 8-K summary ====================================== Issuer: Winchester Bancorp, Inc./MD/ (WSBK) CIK: 0002047235 Form: 8-K Filed at: 2026-09-30T11:20:52+00:00 Accession: 0001193125-26-408295 Event type: other_material Sentiment: positive Materiality: 0.40 Item codes: 8.01 LLM model: deepseek-v4.1-flash:cloud@v2 Winchester Bancorp board approves buyback of up to 464,769 shares, about 5% of shares outstanding -------------------------------------------------------------------------------- - Board of Directors adopted a Share Repurchase Program authorizing repurchases of up to 464,769 shares of common stock, $0.01 par value, roughly 5% of current shares outstanding. - Program commences September 30, 2026 and expires September 1, 2027; it may be modified, suspended or discontinued at any time. - Timing and number of shares repurchased will depend on price, corporate and regulatory requirements, market conditions, and other liquidity requirements and priorities. - Filing signed by John A. Carroll, President and Chief Executive Officer, dated September 30, 2026. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/2047235/000119312526408295/0001193125-26-408295-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/2047235/000119312526408295/wsbk-20260930.htm HTML page: https://secwatch.observer/filing/0001193125-26-408295 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer