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>0001750576</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0001397911</issuerCik>
        <issuerName>LPL Financial Holdings Inc.</issuerName>
        <secFileNumber>001-34963</secFileNumber>
        <issuerAddress>
          <com:street1>4707 EXECUTIVE DRIVE</com:street1>
          <com:city>SAN DIEGO</com:city>
          <com:stateOrCountry>CA</com:stateOrCountry>
          <com:zipCode>92121</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>800-877-7210</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Steinmeier Richard</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Officer</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>Fidelity Brokerage Services LLC</name>
          <address>
            <com:street1>900 Salem Street</com:street1>
            <com:city>Smithfield</com:city>
            <com:stateOrCountry>RI</com:stateOrCountry>
            <com:zipCode>02917</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>10300</noOfUnitsSold>
        <aggregateMarketValue>2509492.00</aggregateMarketValue>
        <noOfUnitsOutstanding>76297391</noOfUnitsOutstanding>
        <approxSaleDate>09/13/2023</approxSaleDate>
        <securitiesExchangeName>NASDAQ</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>09/07/2021</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>3799</amountOfSecuritiesAcquired>
        <paymentDate>09/07/2021</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/25/2022</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>5912</amountOfSecuritiesAcquired>
        <paymentDate>02/25/2022</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>09/07/2022</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>589</amountOfSecuritiesAcquired>
        <paymentDate>09/07/2022</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>09/13/2023</noticeDate>
        <planAdoptionDates>
          <planAdoptionDate>06/14/2023</planAdoptionDate>
        </planAdoptionDates>
        <signature>/s/ Ryan Riviere, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Richard Steinmeier</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
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text: 144
  0001750576
  XXXXXXXX
  LIVE
  0001397911
  LPL Financial Holdings Inc.
  001-34963
  4707 EXECUTIVE DRIVE
  SAN DIEGO
  CA
  92121
  800-877-7210
  Steinmeier Richard
  Officer
  Common
  Fidelity Brokerage Services LLC
  900 Salem Street
  Smithfield
  RI
  02917
  10300
  2509492.00
  76297391
  09/13/2023
  NASDAQ
  Common
  09/07/2021
  Restricted Stock Vesting
  Issuer
  N
  3799
  09/07/2021
  Compensation
  Common
  02/25/2022
  Restricted Stock Vesting
  Issuer
  N
  5912
  02/25/2022
  Compensation
  Common
  09/07/2022
  Restricted Stock Vesting
  Issuer
  N
  589
  09/07/2022
  Compensation
  Y
  09/13/2023
  06/14/2023
  /s/ Ryan Riviere, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Richard Steinmeier