{"filing":{"accession_number":"0001193125-26-324928","cik":"0002047235","ticker":"WSBK","company_name":"Winchester Bancorp, Inc./MD/","form":"8-K","filing_date":"2026-07-30","report_date":"2026-07-30","primary_document":"wsbk-20260730.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/2047235/000119312526324928/wsbk-20260730.htm"},"events":[{"id":22094,"run_id":19964,"accession_number":"0001193125-26-324928","anchor_item_number":"2.02","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.98,"summary":"Winchester Bancorp issued a press release on July 30, 2026, reporting fiscal 2026 financial results for the year ended June 30, 2026, including net income of $4.4 million (versus a net loss of $874,000 in the prior year), net interest income of $25.0 million, and per-share earnings of $0.49.","company_name":"Winchester Bancorp, Inc./MD/","ticker":"WSBK","filing_date":"2026-07-30","form":"8-K","submitted_at":null,"items":[{"id":21931,"accession_number":"0001193125-26-324928","item_number":"2.02","item_title":"Results of Operations and Financial Condition.","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.98,"reasoning":"Winchester Bancorp issued a press release on July 30, 2026, reporting its fiscal 2026 financial results for the year ended June 30, 2026, including net income of $4.4 million (versus a net loss of $874,000 in the prior year), detailed balance sheet metrics, net interest income of $25.0 million, and per-share earnings of $0.49. The disclosure is a standard annual earnings announcement with comprehensive financial statements and management commentary, filed under Item 2.02 (Results of Operations and Financial Condition).","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-30T11:43:41.998205+00:00","company_name":"","ticker":null,"filing_date":""},{"id":21932,"accession_number":"0001193125-26-324928","item_number":"5.03","item_title":"Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year.","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.75,"reasoning":"The Item 5.03 section discloses a fiscal year-end change from June 30 to December 31, which is a routine governance matter. However, the supplemental exhibit (EX-99.1) contains a full earnings release announcing fiscal 2026 financial results (net income of $4.4 million vs. prior-year loss of $874,000), balance sheet details, and operational metrics. The earnings release is the material disclosure driving investor interest in this filing, even though Item 5.03 technically addresses the fiscal year change. The earnings announcement is the substantive event here.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-30T11:43:41.998205+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":21931,"accession_number":"0001193125-26-324928","item_number":"2.02","item_title":"Results of Operations and Financial Condition.","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.98,"reasoning":"Winchester Bancorp issued a press release on July 30, 2026, reporting its fiscal 2026 financial results for the year ended June 30, 2026, including net income of $4.4 million (versus a net loss of $874,000 in the prior year), detailed balance sheet metrics, net interest income of $25.0 million, and per-share earnings of $0.49. The disclosure is a standard annual earnings announcement with comprehensive financial statements and management commentary, filed under Item 2.02 (Results of Operations and Financial Condition).","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-30T11:43:41.998205+00:00","company_name":"Winchester Bancorp, Inc./MD/","ticker":"WSBK","filing_date":"2026-07-30"},{"id":21932,"accession_number":"0001193125-26-324928","item_number":"5.03","item_title":"Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year.","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.75,"reasoning":"The Item 5.03 section discloses a fiscal year-end change from June 30 to December 31, which is a routine governance matter. However, the supplemental exhibit (EX-99.1) contains a full earnings release announcing fiscal 2026 financial results (net income of $4.4 million vs. prior-year loss of $874,000), balance sheet details, and operational metrics. The earnings release is the material disclosure driving investor interest in this filing, even though Item 5.03 technically addresses the fiscal year change. The earnings announcement is the substantive event here.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-30T11:43:41.998205+00:00","company_name":"Winchester Bancorp, Inc./MD/","ticker":"WSBK","filing_date":"2026-07-30"}]}