0000950103-24-001829.txt : 20240206 0000950103-24-001829.hdr.sgml : 20240206 20240206185208 ACCESSION NUMBER: 0000950103-24-001829 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20211217 FILED AS OF DATE: 20240206 DATE AS OF CHANGE: 20240206 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: McKibben Jeffrey L. CENTRAL INDEX KEY: 0001878029 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-50646 FILM NUMBER: 24601613 MAIL ADDRESS: STREET 1: C/O 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 dp206411_4-mckibben.xml FORM 4 X0508 4 2021-12-17 0 0001275014 Ultra Clean Holdings, Inc. UCTT 0001878029 McKibben Jeffrey L. ULTRA CLEAN HOLDINGS, INC. 26462 CORPORATE AVE HAYWARD CA 94545 0 1 0 0 Chief Information Officer 0 Common Stock 2021-12-17 4 A 0 2121 0 A 24285 D Restricted stock units vest over 3 years with equal parts vesting on each anniversary of the vesting commencement date of December 17, 2021. Due to an administrative oversight, this restricted stock unit grant was not timely filed. Represents shares currently held. /s/ Paul Y. Cho, as attorney-in-fact for Jeffrey L. McKibben 2024-02-06