{"schema_version":"secwatch.filing_event.v1","accession":"0000950103-22-006873","form_type":"8-K","ticker":"UCTT","cik":"0001275014","company_name":"Ultra Clean Holdings, Inc.","filed_at":"2022-04-25T23:59:59+00:00","discovered_at":"2026-05-14T18:04:00.053889+00:00","generated_at":"2026-06-26T04:58:27.281367+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Ultra Clean President, Products Business resigns effective May 2, 2022","bullets":["W. Joseph Williams resigned as President, Products Business to pursue other opportunities.","Resignation effective May 2, 2022; not due to disagreement with company policies.","No successor named; current status of succession not disclosed."],"urls":{"canonical":"https://secwatch.observer/filing/0000950103-22-006873","json":"https://secwatch.observer/filing/0000950103-22-006873.json","markdown":"https://secwatch.observer/filing/0000950103-22-006873.md","text":"https://secwatch.observer/filing/0000950103-22-006873.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1275014/000095010322006873/0000950103-22-006873-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1275014/000095010322006873/dp171496_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-26T04:58:27.281367+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":"a3de53aa72","claim":"W. Joseph Williams resigned as President, Products Business at Ultra Clean Holdings, Inc..","evidence_excerpt":"On April 22, 2022, W. Joseph Williams, the President, Products Business of Ultra Clean Holdings, Inc. (the “Company”), resigned from the Company effective May 2, 2022, in order to pursue other career opportunities.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1275014/000095010322006873/0000950103-22-006873-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"President, Products Business"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}