{"schema_version":"secwatch.filing_event.v1","accession":"0001140361-22-002724","form_type":"8-K","ticker":"NBTB","cik":"0000790359","company_name":"NBT BANCORP INC","filed_at":"2022-01-26T23:59:59+00:00","discovered_at":"2026-05-14T18:04:09.776659+00:00","generated_at":"2026-06-27T15:38:59.215132+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"NBTB appoints Heidi M. Hoeller (retired PwC partner) to board, expanding to 15 directors","bullets":["Board size increased from 14 to 15 directors; Hoeller fills newly created vacancy.","Hoeller is a retired PwC partner with over 25 years of experience in audit and financial services.","She will serve on the Audit Committee and Compensation and Benefits Committee; deemed independent under Nasdaq rules.","No related-party transactions; she will receive standard director compensation as disclosed in the proxy."],"urls":{"canonical":"https://secwatch.observer/filing/0001140361-22-002724","json":"https://secwatch.observer/filing/0001140361-22-002724.json","markdown":"https://secwatch.observer/filing/0001140361-22-002724.md","text":"https://secwatch.observer/filing/0001140361-22-002724.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/790359/000114036122002724/0001140361-22-002724-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/790359/000114036122002724/brhc10033097_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-27T15:38:59.215132+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":[{"claim_id":"0b0651a331","claim":"Heidi M. Hoeller was appointed as Director at NBT BANCORP INC.","evidence_excerpt":"On January 26, 2022, the Board of Directors (the “Board”) of NBT Bancorp Inc. (“NBT”) increased the size of the Board to 15 directors and appointed Heidi M. Hoeller to fill the newly created vacancy.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/790359/000114036122002724/0001140361-22-002724-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}