content: <?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
    <headerData>
      <submissionType>144</submissionType>
      <filerInfo>
        <filer>
          <filerCredentials>
            <cik>0001884460</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0001591587</issuerCik>
        <issuerName>AssetMark Financial Holdings, Inc.</issuerName>
        <secFileNumber>001-38980</secFileNumber>
        <issuerAddress>
          <com:street1>1655 GRANT STREET, 10TH FLOOR</com:street1>
          <com:city>CONCORD</com:city>
          <com:stateOrCountry>CA</com:stateOrCountry>
          <com:zipCode>94520</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>800-664-5345</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>McNatt Joel David JR</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Officer</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>Morgan Stanley Smith Barney LLC, Executive Financial Services</name>
          <address>
            <com:street1>1 New York Plaza</com:street1>
            <com:street2>8th Floor</com:street2>
            <com:city>New York</com:city>
            <com:stateOrCountry>NY</com:stateOrCountry>
            <com:zipCode>10025</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>4000</noOfUnitsSold>
        <aggregateMarketValue>100698.80</aggregateMarketValue>
        <noOfUnitsOutstanding>74265358</noOfUnitsOutstanding>
        <approxSaleDate>11/17/2023</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>11/24/2021</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting under a Registered Plan</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>4000</amountOfSecuritiesAcquired>
        <paymentDate>11/24/2021</paymentDate>
        <natureOfPayment>Services Rendered</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <remarks>This Form 144 is being filed for a sale that occurred on November 17, 2023.</remarks>
      <noticeSignature>
        <noticeDate>01/29/2024</noticeDate>
        <signature>/s/ JOEL DAVID MCNATT</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 2954}]
text: 144
  0001884460
  XXXXXXXX
  LIVE
  0001591587
  AssetMark Financial Holdings, Inc.
  001-38980
  1655 GRANT STREET, 10TH FLOOR
  CONCORD
  CA
  94520
  800-664-5345
  McNatt Joel David JR
  Officer
  Common
  Morgan Stanley Smith Barney LLC, Executive Financial Services
  1 New York Plaza
  8th Floor
  New York
  NY
  10025
  4000
  100698.80
  74265358
  11/17/2023
  NYSE
  Common
  11/24/2021
  Restricted Stock Vesting under a Registered Plan
  Issuer
  N
  4000
  11/24/2021
  Services Rendered
  Y
  This Form 144 is being filed for a sale that occurred on November 17, 2023.
  01/29/2024
  /s/ JOEL DAVID MCNATT