{"schema_version":"secwatch.filing_event.v1","accession":"0001899287-24-000069","form_type":"8-K","ticker":"AMPX","cik":"0001899287","company_name":"Amprius Technologies, Inc.","filed_at":"2024-08-14T23:59:59+00:00","discovered_at":"2026-05-14T18:03:15.152709+00:00","generated_at":"2026-05-31T09:26:58.455747+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Amprius board member Gustanski resigns; Satterthwaite elected as Class II director","bullets":["Mary Gustanski resigned from Amprius board effective Aug 12, 2024; no disagreement with company.","Livingston 'Tony' Satterthwaite elected as Class II director; term expires at 2027 annual meeting.","Satterthwaite appointed to Compensation Committee; has served on Advisory Council since Sept 2023.","Board determined Satterthwaite is independent under NYSE listing standards.","Satterthwaite will be compensated per outside director policy disclosed in April 2024 proxy."],"urls":{"canonical":"https://secwatch.observer/filing/0001899287-24-000069","json":"https://secwatch.observer/filing/0001899287-24-000069.json","markdown":"https://secwatch.observer/filing/0001899287-24-000069.md","text":"https://secwatch.observer/filing/0001899287-24-000069.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1899287/000189928724000069/0001899287-24-000069-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1899287/000189928724000069/ampx-20240812.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-31T09:26:58.455747+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":"065d36d4bc","claim":"Mary Gustanski resigned as member of the Board of Directors at Amprius Technologies, Inc..","evidence_excerpt":"On August 12, 2024, Mary Gustanski resigned from her position as a member of the Board of Directors (the “Board”) of Amprius Technologies, Inc. (the “Company”) and from all of its committees and advisory councils, which resignation was effective on that date.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1899287/000189928724000069/0001899287-24-000069-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"member of the Board of Directors"}],"fact_type":"executive_change"},{"claim_id":"8d0f2f8438","claim":"Livingston 'Tony' Satterthwaite was elected as Class II director at Amprius Technologies, Inc..","evidence_excerpt":"On August 13, 2024, the Board elected Livingston “Tony” Satterthwaite to serve as a Class II director to fill the vacancy created by Ms. Gustanski's resignation.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1899287/000189928724000069/0001899287-24-000069-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"elected"},{"label":"Role","value":"Class II director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}