0000950103-21-007743.txt : 20210524 0000950103-21-007743.hdr.sgml : 20210524 20210524180816 ACCESSION NUMBER: 0000950103-21-007743 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210520 FILED AS OF DATE: 20210524 DATE AS OF CHANGE: 20210524 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: LIGGETT EMILY M CENTRAL INDEX KEY: 0001231898 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-50646 FILM NUMBER: 21956633 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 ownership.xml X0306 4 2021-05-20 0 0001275014 Ultra Clean Holdings, Inc. UCTT 0001231898 LIGGETT EMILY M ULTRA CLEAN HOLDINGS, INC. 26462 CORPORATE AVE HAYWARD CA 94545 1 0 0 0 Common Stock 2021-05-20 4 A 0 2699 0 A 41899 D Restricted stock award vests 100% the earlier of the day before the next annual stockholder meeting or 1 year from the date of grant. /s/ Paul Y. Cho, as attorney-in-fact for Emily M. Liggett 2021-05-24