{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-006395","form_type":"8-K","ticker":"KALU","cik":"0000811596","company_name":"KAISER ALUMINUM CORP","filed_at":"2026-01-07T23:59:59+00:00","discovered_at":"2026-05-14T18:02:37.751495+00:00","generated_at":"2026-05-16T11:28:34.140949+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Kaiser Aluminum announces planned succession: Blain Tiffany to Advisor to CEO; Jack Barger named EVP Sales & Marketing","bullets":["Blain A. Tiffany transitions to Advisor to CEO effective Jan 1, 2026 through Dec 31, 2026 as part of planned retirement.","Hugh (Jack) J. Barger III appointed Executive Vice President – Sales and Marketing effective Jan 1, 2026.","Tiffany retains base salary, incentive targets, and outstanding equity grants without proration.","No severance benefits paid; Tiffany ceases participation in Kaiser Aluminum Key Employee Severance Benefit Plan."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-006395","json":"https://secwatch.observer/filing/0001193125-26-006395.json","markdown":"https://secwatch.observer/filing/0001193125-26-006395.md","text":"https://secwatch.observer/filing/0001193125-26-006395.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/811596/000119312526006395/0001193125-26-006395-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/811596/000119312526006395/kalu-20260101.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T11:28:34.140949+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"}