<SEC-DOCUMENT>0000950103-15-001247-index.html : 20150213
<SEC-HEADER>0000950103-15-001247.hdr.sgml : 20150213
<ACCEPTANCE-DATETIME>20150213180135
ACCESSION NUMBER:		0000950103-15-001247
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20150211
FILED AS OF DATE:		20150213
DATE AS OF CHANGE:		20150213

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:			1228

	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

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			EICHLER KEVIN C
		CENTRAL INDEX KEY:			0001103965

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-50646
		FILM NUMBER:		15616758

	MAIL ADDRESS:	
		STREET 1:		C/O MIPS TECHNOLOGIES INC
		STREET 2:		1225 CHARLESTON ROAD
		CITY:			MOUNTAIN VIEW
		STATE:			CA
		ZIP:			94043
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>dp53531_4-eichler.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
Document 1 - file: dp53531_4-eichler.html

Document 1 - RAW XML: dp53531_4-eichler.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>dp53531_4-ex24.htm
<DESCRIPTION>POWER OF ATTORNEY
<TEXT>
Document 2 - file: dp53531_4-ex24.htm

</DOCUMENT>
</SEC-DOCUMENT>