0000950103-23-008253.txt : 20230531 0000950103-23-008253.hdr.sgml : 20230531 20230531203830 ACCESSION NUMBER: 0000950103-23-008253 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230526 FILED AS OF DATE: 20230531 DATE AS OF CHANGE: 20230531 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Cho Paul Yoonku CENTRAL INDEX KEY: 0001791106 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-50646 FILM NUMBER: 23982771 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] 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 dp194757_4-cho.xml FORM 4 X0407 4 2023-05-26 0 0001275014 Ultra Clean Holdings, Inc. UCTT 0001791106 Cho Paul Yoonku ULTRA CLEAN HOLDINGS, INC. 26462 CORPORATE AVE HAYWARD CA 94545 0 1 0 0 General Counsel and Secretary 0 Common Stock 2023-05-26 4 S 0 176 36.1010 D 19836 D /s/ Paul Y. Cho 2023-05-31