<SEC-DOCUMENT>0000950103-18-002260-index.html : 20180221 <SEC-HEADER>0000950103-18-002260.hdr.sgml : 20180221 <ACCEPTANCE-DATETIME>20180221161415 ACCESSION NUMBER: 0000950103-18-002260 CONFORMED SUBMISSION TYPE: 8-K PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20180221 ITEM INFORMATION: Results of Operations and Financial Condition ITEM INFORMATION: Financial Statements and Exhibits FILED AS OF DATE: 20180221 DATE AS OF CHANGE: 20180221 FILER: 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 FILING VALUES: FORM TYPE: 8-K SEC ACT: 1934 Act SEC FILE NUMBER: 000-50646 FILM NUMBER: 18628560 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 </SEC-HEADER> <DOCUMENT> <TYPE>8-K <SEQUENCE>1 <FILENAME>dp87033_8k.htm <DESCRIPTION>FORM 8-K <TEXT> Document 1 - file: dp87033_8k.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-99.1 <SEQUENCE>2 <FILENAME>dp87033_ex9901.htm <DESCRIPTION>EXHIBIT 99.1 <TEXT> Document 2 - file: dp87033_ex9901.htm
</DOCUMENT> </SEC-DOCUMENT>