{"schema_version":"secwatch.filing_event.v1","accession":"0001899287-23-000009","form_type":"8-K","ticker":"AMPX","cik":"0001899287","company_name":"Amprius Technologies, Inc.","filed_at":"2023-03-09T23:59:59+00:00","discovered_at":"2026-05-14T18:03:47.407279+00:00","generated_at":"2026-06-18T07:50:30.273694+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Amprius Technologies names COO Jonathan Bornstein as President of Amprius Lab","bullets":["Jonathan Bornstein's title changed from COO to President of Amprius Lab effective March 6, 2023.","Change aligns with formation of two business units; Bornstein continues overseeing Fremont lab and production.","His compensation remains unchanged."],"urls":{"canonical":"https://secwatch.observer/filing/0001899287-23-000009","json":"https://secwatch.observer/filing/0001899287-23-000009.json","markdown":"https://secwatch.observer/filing/0001899287-23-000009.md","text":"https://secwatch.observer/filing/0001899287-23-000009.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1899287/000189928723000009/0001899287-23-000009-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1899287/000189928723000009/ampx-20230306.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-18T07:50:30.273694+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":"cf5c187b3e","claim":"Jonathan Bornstein was appointed as President of Amprius Lab at Amprius Technologies, Inc..","evidence_excerpt":"On March 6, 2023, Amprius Technologies, Inc. (the “Company”) announced a change in Jonathan Bornstein’s officer title from Chief Operating Officer to President of Amprius Lab, in conjunction with the Company’s formation of two business units.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1899287/000189928723000009/0001899287-23-000009-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"President of Amprius Lab"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}