0000950103-24-006081.txt : 20240430 0000950103-24-006081.hdr.sgml : 20240430 20240430215847 ACCESSION NUMBER: 0000950103-24-006081 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240426 FILED AS OF DATE: 20240430 DATE AS OF CHANGE: 20240430 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: HARDING BRIAN E CENTRAL INDEX KEY: 0001672993 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-50646 FILM NUMBER: 24899766 MAIL ADDRESS: STREET 1: 27700 SW PARKWAY AVE CITY: WILSONVILLE STATE: OR ZIP: 97070 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 dp210627_4-harding.xml FORM 4 X0508 4 2024-04-26 0 0001275014 Ultra Clean Holdings, Inc. UCTT 0001672993 HARDING BRIAN E ULTRA CLEAN HOLDINGS, INC. 26462 CORPORATE AVE HAYWARD CA 94545 0 1 0 0 Chief Accounting Officer 0 Common Stock 2024-04-26 4 A 0 11237 0 A 49905 D Restricted stock units vest over 3 years with equal parts vesting on each anniversary of the vesting commencement date of April 26, 2024. /s/ Paul Y. Cho, as attorney-in-fact for Brian E. Harding 2024-04-30