0000950103-23-015959.txt : 20231102 0000950103-23-015959.hdr.sgml : 20231102 20231102175258 ACCESSION NUMBER: 0000950103-23-015959 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231031 FILED AS OF DATE: 20231102 DATE AS OF CHANGE: 20231102 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Palfrey Jamie J. CENTRAL INDEX KEY: 0001886616 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-50646 FILM NUMBER: 231373845 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] 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 dp202420_4-palfrey.xml FORM 4 X0508 4 2023-10-31 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 2023-10-31 4 F 0 573 23.86 D 27902 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 2023-11-02