{"schema_version":"secwatch.filing_event.v1","accession":"0000936468-22-000136","form_type":"8-K","ticker":"LMT","cik":"0000936468","company_name":"LOCKHEED MARTIN CORP","filed_at":"2022-12-22T23:59:59+00:00","discovered_at":"2026-05-14T18:03:54.102970+00:00","generated_at":"2026-06-21T00:35:50.720956+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Director Vincent R. Stewart resigns from Lockheed Martin board effective Jan 1, 2023","bullets":["Vincent R. Stewart notified Lockheed Martin of his resignation on December 20, 2022.","Resignation effective January 1, 2023, due to change in external job responsibilities.","No replacement named; board size decreases by one director."],"urls":{"canonical":"https://secwatch.observer/filing/0000936468-22-000136","json":"https://secwatch.observer/filing/0000936468-22-000136.json","markdown":"https://secwatch.observer/filing/0000936468-22-000136.md","text":"https://secwatch.observer/filing/0000936468-22-000136.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/936468/000093646822000136/0000936468-22-000136-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/936468/000093646822000136/lmt-20221220.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-21T00:35:50.720956+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":"7dcbe59211","claim":"Vincent R. Stewart resigned as Director at LOCKHEED MARTIN CORP.","evidence_excerpt":"Due to a change in his external job responsibilities, on December 20, 2022, Vincent R. Stewart provided notice that he was resigning from the board of directors of Lockheed Martin Corporation, effective January 1, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/936468/000093646822000136/0000936468-22-000136-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}