{"schema_version":"secwatch.filing_event.v1","accession":"0000950103-26-012379","form_type":"8-K","ticker":"UCTT","cik":"0001275014","company_name":"Ultra Clean Holdings, Inc.","filed_at":"2026-08-14T12:54:31+00:00","discovered_at":"2026-08-14T13:00:00.303522+00:00","generated_at":"2026-08-14T13:00:07.305717+00:00","sec_items":["1.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Ultra Clean Holdings launches $400M ATM equity offering program","bullets":["Entered sales agreement with UBS, Barclays, Craig-Hallum, and Oppenheimer for at-the-market sales of up to $400M common stock.","Sales agents earn commission up to 3.0% of gross proceeds; company reimburses specified expenses.","Company controls timing and size; no obligation to sell, may suspend or terminate at any time.","Offered under existing shelf registration (333-278195) with prospectus supplement dated Aug 14, 2026."],"urls":{"canonical":"https://secwatch.observer/filing/0000950103-26-012379","json":"https://secwatch.observer/filing/0000950103-26-012379.json","markdown":"https://secwatch.observer/filing/0000950103-26-012379.md","text":"https://secwatch.observer/filing/0000950103-26-012379.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1275014/000095010326012379/0000950103-26-012379-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1275014/000095010326012379/dp251729_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-08-14T13:00:07.305717+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"}