{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-21-349103","form_type":"8-K","ticker":"AA","cik":"0001675149","company_name":"Alcoa Corp","filed_at":"2021-12-06T23:59:59+00:00","discovered_at":"2026-05-14T18:04:13.601714+00:00","generated_at":"2026-06-28T03:33:33.287133+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Alcoa board member Suzanne Sitherwood will not stand for re-election at 2022 annual meeting","bullets":["Suzanne Sitherwood notified Alcoa on Nov 30, 2021 that she will not seek re-election at the 2022 Annual Meeting.","She will continue to serve as a director and on committees until the conclusion of the Annual Meeting.","Her decision is not due to any disagreement with the Board or the company."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-21-349103","json":"https://secwatch.observer/filing/0001193125-21-349103.json","markdown":"https://secwatch.observer/filing/0001193125-21-349103.md","text":"https://secwatch.observer/filing/0001193125-21-349103.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1675149/000119312521349103/0001193125-21-349103-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1675149/000119312521349103/d269696d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-28T03:33:33.287133+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":"ab47803434","claim":"Suzanne Sitherwood departed as Member of the Board of Directors at Alcoa Corp.","evidence_excerpt":"On November 30, 2021, Ms. Suzanne Sitherwood provided notice to Alcoa Corporation (the “Company”) that she does not wish to stand for re-election as a member of the Company’s Board of Directors (the “Board”) at the Company’s 2022 Annual Meeting of Stockholders (the “Annual Meeting”) and accordingly will not continue as a director following the conclusion of the Annual Meeting.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1675149/000119312521349103/0001193125-21-349103-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"not stand for re-election"},{"label":"Role","value":"Member of the Board of Directors"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}