content: <?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
    <!-- Generated by Workiva -->
    <headerData>
      <submissionType>144</submissionType>
      <filerInfo>
        <filer>
          <filerCredentials>
            <cik>0001842577</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0001861974</issuerCik>
        <issuerName>ECARX  Holdings, Inc.</issuerName>
        <secFileNumber>001-41576</secFileNumber>
        <issuerAddress>
          <com:street1>16F / Tower 2</com:street1>
          <com:street2>China Eastern Airlines Binjiang Center</com:street2>
          <com:city>Shanghai</com:city>
          <com:stateOrCountry>F4</com:stateOrCountry>
          <com:zipCode>200030</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>0571-85306757</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Jun Hong Heng</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Director</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Class A Ordinary Shares</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>J.P. Morgan Securities LLC</name>
          <address>
            <com:street1>390 Madison Avenue</com:street1>
            <com:street2>6th Floor</com:street2>
            <com:city>New York</com:city>
            <com:stateOrCountry>NY</com:stateOrCountry>
            <com:zipCode>10017</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>555330</noOfUnitsSold>
        <aggregateMarketValue>1082894</aggregateMarketValue>
        <noOfUnitsOutstanding>288434474</noOfUnitsOutstanding>
        <approxSaleDate>04/03/2024</approxSaleDate>
        <securitiesExchangeName>NASDAQ</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Class A Ordinary Shares</securitiesClassTitle>
        <acquiredDate>08/09/2023</acquiredDate>
        <natureOfAcquisitionTransaction>Transfer</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Cova Acquisition Sponsor LLC, who acquired the shares on 12/20/22 from the Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>555330</amountOfSecuritiesAcquired>
        <paymentDate>08/09/2023</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <remarks>The shares filed today will be sold by Absolute Bond Limited. Absolute Bond Limited is managed by Press Room LLC.  Jun Hong Heng is the manager of Press Room LLC.</remarks>
      <noticeSignature>
        <noticeDate>04/03/2024</noticeDate>
        <planAdoptionDates>
          <planAdoptionDate>12/28/2023</planAdoptionDate>
        </planAdoptionDates>
        <signature>/s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for Jun Hong Heng</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 3308}]
text: 144
  0001842577
  XXXXXXXX
  LIVE
  0001861974
  ECARX  Holdings, Inc.
  001-41576
  16F / Tower 2
  China Eastern Airlines Binjiang Center
  Shanghai
  F4
  200030
  0571-85306757
  Jun Hong Heng
  Director
  Class A Ordinary Shares
  J.P. Morgan Securities LLC
  390 Madison Avenue
  6th Floor
  New York
  NY
  10017
  555330
  1082894
  288434474
  04/03/2024
  NASDAQ
  Class A Ordinary Shares
  08/09/2023
  Transfer
  Cova Acquisition Sponsor LLC, who acquired the shares on 12/20/22 from the Issuer
  N
  555330
  08/09/2023
  N/A
  Y
  The shares filed today will be sold by Absolute Bond Limited. Absolute Bond Limited is managed by Press Room LLC.  Jun Hong Heng is the manager of Press Room LLC.
  04/03/2024
  12/28/2023
  /s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for Jun Hong Heng