0000950103-22-019104.txt : 20221102 0000950103-22-019104.hdr.sgml : 20221102 20221102213342 ACCESSION NUMBER: 0000950103-22-019104 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20221031 FILED AS OF DATE: 20221102 DATE AS OF CHANGE: 20221102 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: 221355921 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: 1225 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 dp183790_4-cho.xml FORM 4 X0306 4 2022-10-31 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 Common Stock 2022-10-31 4 F 0 2785 31.11 D 18221 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 Yoonku Cho 2022-11-02