{"schema_version":"secwatch.filing_event.v1","accession":"0001874178-25-000060","form_type":"8-K","ticker":"RIVN","cik":"0001874178","company_name":"Rivian Automotive, Inc. / DE","filed_at":"2025-12-19T23:59:59+00:00","discovered_at":"2026-05-14T18:02:40.943252+00:00","generated_at":"2026-05-16T12:38:05.700283+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Director Rose Marcario resigns from Rivian Board effective Jan 1, 2026","bullets":["Rose Marcario resigned from Rivian's Board to focus on other commitments, effective January 1, 2026.","She will remain Chair of the Rivian Foundation Board of Trustees.","Board size reduces from eight to seven directors upon her departure.","No successor or replacement has been announced at this time."],"urls":{"canonical":"https://secwatch.observer/filing/0001874178-25-000060","json":"https://secwatch.observer/filing/0001874178-25-000060.json","markdown":"https://secwatch.observer/filing/0001874178-25-000060.md","text":"https://secwatch.observer/filing/0001874178-25-000060.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1874178/000187417825000060/0001874178-25-000060-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1874178/000187417825000060/rivn-20251217.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T12:38:05.700283+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"}