0000950103-18-006467.txt : 20180523 0000950103-18-006467.hdr.sgml : 20180523 20180523171709 ACCESSION NUMBER: 0000950103-18-006467 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180503 FILED AS OF DATE: 20180523 DATE AS OF CHANGE: 20180523 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: D'Ercole Ronald CENTRAL INDEX KEY: 0001698622 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-50646 FILM NUMBER: 18855813 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: 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 dp91232_4-dercole.xml FORM 4 X0306 4 2018-05-03 0 0001275014 Ultra Clean Holdings, Inc. UCTT 0001698622 D'Ercole Ronald ULTRA CLEAN HOLDINGS, INC. 26462 CORPORATE AVE HAYWARD CA 94545 0 1 0 0 SVP, Global Quality Common Stock 2018-05-03 5 A 0 E 373 16.5585 A 56090 D This acquisition of shares under the Ultra Clean Holdings, Inc. Employee Stock Purchase Plan is being voluntarily reported. This transaction is exempt pursuant to Rule 16-b3(c). /s/ Sheri Savage, as attorney-in-fact for Ronald D'Ercole 2018-05-23