{"schema_version":"secwatch.filing_event.v1","accession":"0001899287-25-000044","form_type":"8-K","ticker":"AMPX","cik":"0001899287","company_name":"Amprius Technologies, Inc.","filed_at":"2025-09-02T23:59:59+00:00","discovered_at":"2026-05-14T18:02:45.549895+00:00","generated_at":"2026-05-17T08:58:33.487988+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"CFO Sandra Wallach to retire; successor search underway, expected by Q4 2025","bullets":["CFO Sandra Wallach informed Board of intention to retire, effective upon appointment of successor.","Successor expected to be appointed by end of Q4 2025.","Retirement not due to any disagreement with company operations.","Wallach intends to stay on in consulting role for smooth transition.","Board has commenced search for new CFO."],"urls":{"canonical":"https://secwatch.observer/filing/0001899287-25-000044","json":"https://secwatch.observer/filing/0001899287-25-000044.json","markdown":"https://secwatch.observer/filing/0001899287-25-000044.md","text":"https://secwatch.observer/filing/0001899287-25-000044.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1899287/000189928725000044/0001899287-25-000044-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1899287/000189928725000044/ampx-20250902.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T08:58:33.487988+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"}