{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-054933","form_type":"8-K","ticker":"LAC","cik":"0001966983","company_name":"LITHIUM AMERICAS CORP.","filed_at":"2026-02-17T23:59:59+00:00","discovered_at":"2026-05-14T18:02:36.897486+00:00","generated_at":"2026-05-16T02:34:10.982838+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Lithium Americas director Zach Kirkman resigns effective March 1, 2026","bullets":["Zach Kirkman notified Lithium Americas of resignation from board effective March 1, 2026.","Resignation not due to any disagreement with company on operations, policies, or practices.","Kirkman, nominated by General Motors Holdings LLC, also stepping down from GM role on March 1 to pursue other opportunities.","No replacement director named in the filing."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-054933","json":"https://secwatch.observer/filing/0001193125-26-054933.json","markdown":"https://secwatch.observer/filing/0001193125-26-054933.md","text":"https://secwatch.observer/filing/0001193125-26-054933.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1966983/000119312526054933/0001193125-26-054933-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1966983/000119312526054933/d105622d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T02:34:10.982838+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"}