{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-22-013523","form_type":"8-K","ticker":"FFIN","cik":"0000036029","company_name":"FIRST FINANCIAL BANKSHARES INC","filed_at":"2022-07-29T23:59:59+00:00","discovered_at":"2026-05-14T18:03:57.803426+00:00","generated_at":"2026-06-24T07:05:32.148639+00:00","sec_items":["5.02","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.45,"calibrated_materiality_score":0.45,"confidence":"high","headline":"First Financial amends SERP to raise executive deferral limit to 25% of base comp plus 401(k) excess","bullets":["Board approved SERP amendment on July 26, 2022, effective for deferrals from base compensation in calendar years starting on or after January 1, 2023.","Eligible participants may defer up to 25% of base compensation plus any 401(k) excess contributions returned due to Section 415 limits.","The amendment restates the plan in its entirety; no other material changes were disclosed."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-22-013523","json":"https://secwatch.observer/filing/0000950170-22-013523.json","markdown":"https://secwatch.observer/filing/0000950170-22-013523.md","text":"https://secwatch.observer/filing/0000950170-22-013523.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/36029/000095017022013523/0000950170-22-013523-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/36029/000095017022013523/ffin-20220726.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-24T07:05:32.148639+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"}