{"entity":{"type":"insider","cik":"0001886616","url":"/insider/0001886616","json_url":"/insider/0001886616.json","name":"Palfrey Jamie J.","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":6,"n_filings":6,"first":"2022-09-01","last":"2026-05-07","span_basis":"filed_date"},"name_variants":[{"name":"Palfrey Jamie J.","source":"filing","n_filings":6,"first_seen":"2022-09-01","last_seen":"2026-05-07"}],"transactions":[{"id":5992001,"accession":"0000950103-26-006974","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000950103-26-006974","line_url":"/filing/0000950103-26-006974#line-1","is_derivative":false,"issuer_cik":"0001275014","issuer_name":"Ultra Clean Holdings, Inc.","issuer_ticker":"UCTT","issuer_name_source":null,"issuer_url":"/issuer/0001275014","owner_cik":"0001886616","owner_name":"Palfrey Jamie J.","owner_display_name":"Palfrey Jamie J.","owner_url":"/insider/0001886616","role":"Officer (SVP, Global Human Resources)","role_mark":"O","role_mark_label":"Officer (SVP, Global Human Resources)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"SVP, Global Human Resources","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":8691.0,"shares_display":"8,691","price_per_share":79.725,"price_display":"79.72","price_state":"stated","total_value":692889.975,"total_display":"692,889.98","total_whole":"692,890","shares_owned_after":16446.0,"shares_owned_after_display":"16,446","ownership_form":"D","is_10b5_1":null,"transaction_date":"2026-05-05","filed_date":"2026-05-07","scope":"insider"},{"id":4581127,"accession":"0000950103-25-005853","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000950103-25-005853","line_url":"/filing/0000950103-25-005853#line-1","is_derivative":false,"issuer_cik":"0001275014","issuer_name":"Ultra Clean Holdings, Inc.","issuer_ticker":"UCTT","issuer_name_source":null,"issuer_url":"/issuer/0001275014","owner_cik":"0001886616","owner_name":"Palfrey Jamie J.","owner_display_name":"Palfrey Jamie J.","owner_url":"/insider/0001886616","role":"Officer (SVP, Global Human Resources)","role_mark":"O","role_mark_label":"Officer (SVP, Global Human Resources)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"SVP, Global Human Resources","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":9500.0,"shares_display":"9,500","price_per_share":19.197,"price_display":"19.20","price_state":"stated","total_value":182371.5,"total_display":"182,371.50","total_whole":"182,372","shares_owned_after":30465.0,"shares_owned_after_display":"30,465","ownership_form":"D","is_10b5_1":null,"transaction_date":"2025-05-06","filed_date":"2025-05-08","scope":"insider"},{"id":2457680,"accession":"0000950103-24-006621","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000950103-24-006621","line_url":"/filing/0000950103-24-006621#line-1","is_derivative":false,"issuer_cik":"0001275014","issuer_name":"Ultra Clean Holdings, Inc.","issuer_ticker":"UCTT","issuer_name_source":null,"issuer_url":"/issuer/0001275014","owner_cik":"0001886616","owner_name":"Palfrey Jamie J.","owner_display_name":"Palfrey Jamie J.","owner_url":"/insider/0001886616","role":"Officer (SVP, Global Human Resources)","role_mark":"O","role_mark_label":"Officer (SVP, Global Human Resources)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"SVP, Global Human Resources","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":5744.0,"shares_display":"5,744","price_per_share":43.5,"price_display":"43.50","price_state":"stated","total_value":249864.0,"total_display":"249,864.00","total_whole":"249,864","shares_owned_after":23693.0,"shares_owned_after_display":"23,693","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-05-09","filed_date":"2024-05-13","scope":"insider"},{"id":7838203,"accession":"0000950103-23-016090","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000950103-23-016090","line_url":"/filing/0000950103-23-016090#line-1","is_derivative":false,"issuer_cik":"0001275014","issuer_name":"Ultra Clean Holdings, Inc.","issuer_ticker":"UCTT","issuer_name_source":null,"issuer_url":"/issuer/0001275014","owner_cik":"0001886616","owner_name":"Palfrey Jamie J.","owner_display_name":"Palfrey Jamie J.","owner_url":"/insider/0001886616","role":"Officer (SVP, Global Human Resources)","role_mark":"O","role_mark_label":"Officer (SVP, Global Human Resources)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"SVP, Global Human Resources","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":6932.0,"shares_display":"6,932","price_per_share":25.6799,"price_display":"25.68","price_state":"stated","total_value":178013.0668,"total_display":"178,013.07","total_whole":"178,013","shares_owned_after":20970.0,"shares_owned_after_display":"20,970","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-11-03","filed_date":"2023-11-07","scope":"insider"},{"id":6168486,"accession":"0000950103-22-019722","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000950103-22-019722","line_url":"/filing/0000950103-22-019722#line-1","is_derivative":false,"issuer_cik":"0001275014","issuer_name":"Ultra Clean Holdings, Inc.","issuer_ticker":"UCTT","issuer_name_source":null,"issuer_url":"/issuer/0001275014","owner_cik":"0001886616","owner_name":"Palfrey Jamie J.","owner_display_name":"Palfrey Jamie J.","owner_url":"/insider/0001886616","role":"Officer (SVP, Global Human Resources)","role_mark":"O","role_mark_label":"Officer (SVP, Global Human Resources)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"SVP, Global Human Resources","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1151.0,"shares_display":"1,151","price_per_share":34.74,"price_display":"34.74","price_state":"stated","total_value":39985.74,"total_display":"39,985.74","total_whole":"39,986","shares_owned_after":21430.0,"shares_owned_after_display":"21,430","ownership_form":"D","is_10b5_1":null,"transaction_date":"2022-11-11","filed_date":"2022-11-15","scope":"insider"},{"id":6237788,"accession":"0000950103-22-015148","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000950103-22-015148","line_url":"/filing/0000950103-22-015148#line-1","is_derivative":false,"issuer_cik":"0001275014","issuer_name":"Ultra Clean Holdings, Inc.","issuer_ticker":"UCTT","issuer_name_source":null,"issuer_url":"/issuer/0001275014","owner_cik":"0001886616","owner_name":"Palfrey Jamie J.","owner_display_name":"Palfrey Jamie J.","owner_url":"/insider/0001886616","role":"Officer (SVP, Global Human Resources)","role_mark":"O","role_mark_label":"Officer (SVP, Global Human Resources)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"SVP, Global Human Resources","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":4148.0,"shares_display":"4,148","price_per_share":29.7334,"price_display":"29.73","price_state":"stated","total_value":123334.1432,"total_display":"123,334.14","total_whole":"123,334","shares_owned_after":23798.0,"shares_owned_after_display":"23,798","ownership_form":"D","is_10b5_1":null,"transaction_date":"2022-08-30","filed_date":"2022-09-01","scope":"insider"}],"collapsed":true,"next_cursor":null,"ledger_fault":false,"count":{"value":6,"kind":"exact"},"open_market_only":false,"composition":{"kind":"exact","rows":[{"code":"P","label":"Open-market purchase","n":0,"open_market":true},{"code":"S","label":"Open-market sale","n":6,"open_market":true},{"code":"M","label":"Option exercise","n":0,"open_market":false},{"code":"A","label":"Grant or award","n":0,"open_market":false},{"code":"F","label":"Tax withholding","n":0,"open_market":false},{"code":"D","label":"Disposition to the issuer","n":0,"open_market":false},{"code":"X","label":"In-the-money option exercise","n":0,"open_market":false}],"total":6},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0001275014","name":"Ultra Clean Holdings, Inc.","url":"/issuer/0001275014","role":"Officer (SVP, Global Human Resources)","n_filings":6,"first_seen":"2022-09-01","last_seen":"2026-05-07"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001886616","retrieved_at":"2026-08-25T02:25:00+00:00","coverage":{"filings":1506293,"transactions":4290787,"issuers":28597,"insiders":152303,"first_filed_date":"2003-06-30","last_filed_date":"2026-08-21","last_ingest":"2026-08-22T05:23:40.159918+00:00","counts_are":{"filings":"estimate","transactions":"estimate","issuers":"estimate","insiders":"estimate"},"source":"SEC EDGAR Form 4 filings, parsed by ebomi","fault":false},"license":{"underlying_records":"US SEC filings are public records of the United States government and are not subject to copyright. The transactional facts in them are not ours to license.","this_presentation":"The parsing, normalisation, curation, and presentation are ebomi's own work.","grant":"undecided","grant_note":"The open licence for ebomi's own layer is an open owner decision (SPEC-20260731T1159Z open question 3: CC BY 4.0 or CC0 with a citation request). Until it is taken, no grant is asserted here.","citation_request":"Balogh, A. Insider trading. Scientific Data 10, 237 (2023)","url":"https://ebomi.com/license"},"fair_use":{"policy":"These JSON endpoints are open and unauthenticated. Please read them at a human pace, identify your client in the User-Agent header, and use the published dataset for bulk work rather than crawling page by page.","bulk_alternative":"doi:10.1038/s41597-023-02147-6"}}