{"schema_version":"secwatch.filing_event.v1","accession":"0001140361-23-058435","form_type":"8-K","ticker":"NBTB","cik":"0000790359","company_name":"NBT BANCORP INC","filed_at":"2023-12-19T23:59:59+00:00","discovered_at":"2026-05-14T18:03:32.014218+00:00","generated_at":"2026-06-07T10:57:00.284679+00:00","sec_items":["8.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"NBT Bancorp authorizes up to 2M share buyback through Dec 2025","bullets":["Board increased stock repurchase authorization to 2,000,000 shares of common stock.","Repurchases may be made through open market, block, or private transactions.","Program expires December 31, 2025, with no obligation to repurchase any shares.","Share repurchases depend on price, market conditions, and other factors."],"urls":{"canonical":"https://secwatch.observer/filing/0001140361-23-058435","json":"https://secwatch.observer/filing/0001140361-23-058435.json","markdown":"https://secwatch.observer/filing/0001140361-23-058435.md","text":"https://secwatch.observer/filing/0001140361-23-058435.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/790359/000114036123058435/0001140361-23-058435-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/790359/000114036123058435/ef20016994_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-07T10:57:00.284679+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"}