{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-26-102435","form_type":"8-K","ticker":"RIVN","cik":"0001874178","company_name":"Rivian Automotive, Inc. / DE","filed_at":"2026-08-27T20:05:41+00:00","discovered_at":"2026-08-27T20:07:09.636264+00:00","generated_at":"2026-08-27T20:08:07.799575+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Rivian CFO Claire McDonough to step down Oct 30; Derek Mulvey named interim CFO","bullets":["Claire McDonough to resign as CFO effective Oct 30, 2026; will assist transition until then.","Derek Mulvey, VP Finance since 2021, expected to be appointed Interim CFO upon her departure.","Company has initiated comprehensive search for permanent CFO, evaluating internal and external candidates.","McDonough led Rivian's $13.7B IPO in Nov 2021; resignation not due to any disagreement with company."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-102435","json":"https://secwatch.observer/filing/0001104659-26-102435.json","markdown":"https://secwatch.observer/filing/0001104659-26-102435.md","text":"https://secwatch.observer/filing/0001104659-26-102435.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1874178/000110465926102435/0001104659-26-102435-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1874178/000110465926102435/tm2624125d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-08-27T20:08:07.799575+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"}