{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-22-084707","form_type":"8-K","ticker":"CENX","cik":"0000949157","company_name":"CENTURY ALUMINUM CO","filed_at":"2022-08-01T23:59:59+00:00","discovered_at":"2026-05-14T18:03:58.745965+00:00","generated_at":"2026-06-24T06:46:02.896696+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Century Aluminum hires Gerald Bialek as CFO, effective August 22, 2022","bullets":["Gerald Bialek appointed EVP and CFO, reporting to CEO; start date August 22, 2022.","Previously CFO at Cooper Tire & Rubber; 25 years at Ford, Amcor, Johnson Controls.","Base salary $455,000; 2022 bonus target 65% of base; LTIP target 130% of base.","One-time PSU award of $71,239, vesting August 22, 2025; relocation assistance $50,000."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-22-084707","json":"https://secwatch.observer/filing/0001104659-22-084707.json","markdown":"https://secwatch.observer/filing/0001104659-22-084707.md","text":"https://secwatch.observer/filing/0001104659-22-084707.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/949157/000110465922084707/0001104659-22-084707-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/949157/000110465922084707/tm2222261d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-24T06:46:02.896696+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":"45f1d58a90","claim":"Gerald \"Jerry\" Bialek was appointed as Executive Vice President and Chief Financial Officer at CENTURY ALUMINUM CO.","evidence_excerpt":"On August 1, 2022, Century Aluminum Company (the “Company”) announced the hiring of Gerald “Jerry” Bialek as Executive Vice President and Chief Financial Officer of the Company.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/949157/000110465922084707/0001104659-22-084707-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Executive Vice President and Chief Financial Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}