0000950103-21-006734.txt : 20210504 0000950103-21-006734.hdr.sgml : 20210504 20210504201515 ACCESSION NUMBER: 0000950103-21-006734 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210430 FILED AS OF DATE: 20210504 DATE AS OF CHANGE: 20210504 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: WILLIAMS WILLIAM JOE CENTRAL INDEX KEY: 0001698624 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-50646 FILM NUMBER: 21890685 MAIL ADDRESS: STREET 1: ULTRA CLEAN HOLDINGS, INC. STREET 2: 26462 CORORATE AVE 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 dp150495_4-williams.xml FORM 4 X0306 4 2021-04-30 0 0001275014 Ultra Clean Holdings, Inc. UCTT 0001698624 WILLIAMS WILLIAM JOE ULTRA CLEAN HOLDINGS, INC. 26462 CORPORATE AVE HAYWARD CA 94545 0 1 0 0 President, Products Business Common Stock 2021-04-30 4 A 0 5528 0 A 59450 D Common Stock 2021-04-30 4 A 0 1474 0 A 60924 D Common Stock 2021-04-30 4 F 0 1287 51.07 D 59637 D Common Stock 2021-04-30 4 F 0 3864 51.07 D 55773 D Restricted stock units vest over 3 years with equal parts vesting on each anniversary of the vesting commencement date of April 30, 2021. Excludes performance restricted stock units that will be determined based on performance factors following 2023 fiscal year end. Restricted stock units vest over 2 years with equal parts vesting on each anniversary of the vesting commencement date of April 30, 2021. 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 William Joe Williams 2021-05-04