<SEC-DOCUMENT>0001972362-23-000224.txt : 20230525
<SEC-HEADER>0001972362-23-000224.hdr.sgml : 20230525
<ACCEPTANCE-DATETIME>20230525170925
ACCESSION NUMBER:		0001972362-23-000224
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20230525
DATE AS OF CHANGE:		20230525

SUBJECT COMPANY:	

	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:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	000-50646
		FILM NUMBER:		23961939

	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

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LIGGETT EMILY M
		CENTRAL INDEX KEY:			0001231898

	FILING VALUES:
		FORM TYPE:		144
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
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    <submissionType>144</submissionType>
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      <filer>
        <filerCredentials>
          <cik>0001231898</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
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      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
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  <formData>
    <issuerInfo>
      <issuerCik>0001275014</issuerCik>
      <issuerName>Ultra Clean Holdings, Inc.</issuerName>
      <secFileNumber>000-50646</secFileNumber>
      <issuerAddress>
        <com:street1>26462 CORPORATE AVENUE</com:street1>
        <com:city>HAYWARD</com:city>
        <com:stateOrCountry>CA</com:stateOrCountry>
        <com:zipCode>94545</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>(510) 576-4400</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>LIGGETT EMILY M</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>ETRADE FINANCIAL CORPORATION</name>
        <address>
          <com:street1>3 EDISON DRIVE</com:street1>
          <com:city>ALPHARETTA</com:city>
          <com:stateOrCountry>GA</com:stateOrCountry>
          <com:zipCode>30005</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>3701</noOfUnitsSold>
      <aggregateMarketValue>112843.49</aggregateMarketValue>
      <noOfUnitsOutstanding>44700000</noOfUnitsOutstanding>
      <approxSaleDate>05/25/2023</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <acquiredDate>05/19/2023</acquiredDate>
      <natureOfAcquisitionTransaction>RESTRICTED STOCK</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>3701</amountOfSecuritiesAcquired>
      <paymentDate>05/19/2023</paymentDate>
      <natureOfPayment>COMPENSATION</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>05/25/2023</noticeDate>
      <signature>/s/ Emily M Liggett</signature>
    </noticeSignature>
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