0000950103-24-004811.txt : 20240402 0000950103-24-004811.hdr.sgml : 20240402 20240402201055 ACCESSION NUMBER: 0000950103-24-004811 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240331 FILED AS OF DATE: 20240402 DATE AS OF CHANGE: 20240402 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Palfrey Jamie J. CENTRAL INDEX KEY: 0001886616 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-50646 FILM NUMBER: 24816495 MAIL ADDRESS: STREET 1: ULTRA CLEAN HOLDINGS, INC. STREET 2: 26462 CORPORATE AVENUE CITY: HAYWARD STATE: CA ZIP: 94545 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Ultra Clean Holdings, Inc. CENTRAL INDEX KEY: 0001275014 STANDARD INDUSTRIAL CLASSIFICATION: SEMICONDUCTORS & RELATED DEVICES [3674] ORGANIZATION NAME: 04 Manufacturing IRS NUMBER: 611430858 STATE OF INCORPORATION: DE FISCAL YEAR END: 1230 BUSINESS ADDRESS: STREET 1: 26462 CORPORATE AVENUE CITY: HAYWARD STATE: CA ZIP: 94545 BUSINESS PHONE: (510) 576-4400 MAIL ADDRESS: STREET 1: 26462 CORPORATE AVENUE CITY: HAYWARD STATE: CA ZIP: 94545 FORMER COMPANY: FORMER CONFORMED NAME: ULTRA CLEAN HOLDINGS INC DATE OF NAME CHANGE: 20031231 4 1 dp209362_4-palfrey.xml FORM 4 X0508 4 2024-03-31 0 0001275014 Ultra Clean Holdings, Inc. UCTT 0001886616 Palfrey Jamie J. ULTRA CLEAN HOLDINGS, INC. 26462 CORPORATE AVENUE HAYWARD CA 94545 0 1 0 0 SVP, Global Human Resources 0 Common Stock 2024-03-31 4 F 0 127 45.94 D 20843 D Represents shares automatically withheld for payment of tax liability arising as a result of the partial settlement of restricted stock unit awards that vested. /s/ Paul Y. Cho, as attorney-in-fact for Jamie J. Palfrey 2024-04-02