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Winchester Bancorp, Inc/md/ Schedule 13D activist filings

Filed when an investor crosses five percent and intends to influence the company — the activist disclosure.

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Winchester Bancorp, Inc/md/
SCHEDULE 13D: Winchester Bancorp, MHC Confirms Majority Ownership Post-Reorganization in SEC Filing
Winchester Bancorp, MHC has filed a Schedule 13D, disclosing its beneficial ownership of 55% of Winchester Bancorp, Inc.'s common stock following a mutual holding company reorganization effective April 30, 2025.