{"schema_version":"secwatch.filing_event.v1","accession":"0001628280-25-033496","form_type":"8-K","ticker":"UCTT","cik":"0001275014","company_name":"Ultra Clean Holdings, Inc.","filed_at":"2025-06-30T23:59:59+00:00","discovered_at":"2026-05-14T18:02:47.814035+00:00","generated_at":"2026-05-18T12:18:27.870528+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Ultra Clean announces retirement of Services President Bentinck, names Sam Johnson as successor","bullets":["Bill Bentinck, President of Services Division, retiring after 40-year career, effective Aug 15, 2025.","Sam Johnson appointed SVP and General Manager, Services Division, effective Aug 15, 2025.","Johnson joined UCT March 2025 as SVP Strategy; prior roles at Arcline Investment Management and Bain & Co.","He holds a B.S. from Cornell and MBA from Harvard; will work with Bentinck on transition."],"urls":{"canonical":"https://secwatch.observer/filing/0001628280-25-033496","json":"https://secwatch.observer/filing/0001628280-25-033496.json","markdown":"https://secwatch.observer/filing/0001628280-25-033496.md","text":"https://secwatch.observer/filing/0001628280-25-033496.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1275014/000162828025033496/0001628280-25-033496-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1275014/000162828025033496/uctt-20250630.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-18T12:18:27.870528+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"}