{"filing":{"accession_number":"0001140361-26-040403","cik":"0000357301","ticker":"TRST","company_name":"TRUSTCO BANK CORP N Y","form":"8-K","filing_date":"2026-10-21","report_date":"2026-10-21","primary_document":"ef20084125_8k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/357301/000114036126040403/ef20084125_8k.htm"},"events":[{"id":36824,"run_id":33951,"accession_number":"0001140361-26-040403","anchor_item_number":"2.02","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.99,"summary":"The filing discloses quarterly financial results for the period ending September 30, 2026 via a press release attached as Exhibit 99(a). This is a standard earnings release disclosure under Item 2.02 (Results of Operations and Financial Condition), which is material to investors assessing the registrant's financial performance.","company_name":"TRUSTCO BANK CORP N Y","ticker":"TRST","filing_date":"2026-10-21","form":"8-K","submitted_at":null,"items":[{"id":41369,"accession_number":"0001140361-26-040403","item_number":"2.02","item_title":null,"event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.99,"reasoning":"The filing discloses quarterly financial results for the period ending September 30, 2026 via a press release attached as Exhibit 99(a). This is a standard earnings release disclosure under Item 2.02 (Results of Operations and Financial Condition), which is material to investors assessing the registrant's financial performance.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-10-21T20:47:05.767707+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":41369,"accession_number":"0001140361-26-040403","item_number":"2.02","item_title":null,"event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.99,"reasoning":"The filing discloses quarterly financial results for the period ending September 30, 2026 via a press release attached as Exhibit 99(a). This is a standard earnings release disclosure under Item 2.02 (Results of Operations and Financial Condition), which is material to investors assessing the registrant's financial performance.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-10-21T20:47:05.767707+00:00","company_name":"TRUSTCO BANK CORP N Y","ticker":"TRST","filing_date":"2026-10-21"}]}