{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-23-071018","form_type":"8-K","ticker":"BANF","cik":"0000760498","company_name":"BANCFIRST CORP /OK/","filed_at":"2023-12-18T23:59:59+00:00","discovered_at":"2026-05-14T18:03:31.959958+00:00","generated_at":"2026-06-07T11:32:51.841473+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"high","headline":"Director Dennis L. Brand resigns from BancFirst Board; remains employee and committee chair","bullets":["Dennis L. Brand resigned from the Board effective December 21, 2023.","Resignation not due to any disagreement with company operations or policies.","Brand continues as employee, Chairman of Executive Committee, and on subsidiary boards (Pegasus Bank, Worthington Bank)."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-23-071018","json":"https://secwatch.observer/filing/0000950170-23-071018.json","markdown":"https://secwatch.observer/filing/0000950170-23-071018.md","text":"https://secwatch.observer/filing/0000950170-23-071018.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/760498/000095017023071018/0000950170-23-071018-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/760498/000095017023071018/banf-20231218.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-07T11:32:51.841473+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":"184ab85870","claim":"Dennis L. Brand resigned as Director at BANCFIRST CORP /OK/.","evidence_excerpt":"Mr. Dennis L. Brand has informed the Company of his desire to resign from the Board of Directors, effective as of its next meeting on December 21, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/760498/000095017023071018/0000950170-23-071018-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"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"}