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      <submissionType>144</submissionType>
      <filerInfo>
        <filer>
          <filerCredentials>
            <cik>0001537208</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0000920148</issuerCik>
        <issuerName>LABCORP HOLDINGS INC.</issuerName>
        <secFileNumber>001-11353</secFileNumber>
        <issuerAddress>
          <com:street1>358 S MAIN ST</com:street1>
          <com:city>BURLINGTON</com:city>
          <com:stateOrCountry>NC</com:stateOrCountry>
          <com:zipCode>27215</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>3362291127</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>van der Vaart Sandra D</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>2000</noOfUnitsSold>
        <aggregateMarketValue>454100.00</aggregateMarketValue>
        <noOfUnitsOutstanding>83963277</noOfUnitsOutstanding>
        <approxSaleDate>08/19/2024</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>04/01/2019</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>328</amountOfSecuritiesAcquired>
        <paymentDate>04/01/2019</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>06/28/2019</acquiredDate>
        <natureOfAcquisitionTransaction>ESPP Purchase</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>38</amountOfSecuritiesAcquired>
        <paymentDate>06/28/2019</paymentDate>
        <natureOfPayment>Cash</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>12/31/2019</acquiredDate>
        <natureOfAcquisitionTransaction>ESPP Purchase</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>30</amountOfSecuritiesAcquired>
        <paymentDate>12/31/2019</paymentDate>
        <natureOfPayment>Cash</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/07/2020</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>133</amountOfSecuritiesAcquired>
        <paymentDate>02/07/2020</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/12/2020</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>207</amountOfSecuritiesAcquired>
        <paymentDate>02/12/2020</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>03/30/2020</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>1264</amountOfSecuritiesAcquired>
        <paymentDate>03/30/2020</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>08/19/2024</noticeDate>
        <signature>/s/ Bradley Camilo, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Sandra D. Van Der Vaart</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
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text: 144
  0001537208
  XXXXXXXX
  LIVE
  0000920148
  LABCORP HOLDINGS INC.
  001-11353
  358 S MAIN ST
  BURLINGTON
  NC
  27215
  3362291127
  van der Vaart Sandra D
  Officer
  Common
  Fidelity Brokerage Services LLC
  900 Salem Street
  Smithfield
  RI
  02917
  2000
  454100.00
  83963277
  08/19/2024
  NYSE
  Common
  04/01/2019
  Restricted Stock Vesting
  Issuer
  N
  328
  04/01/2019
  Compensation
  Common
  06/28/2019
  ESPP Purchase
  Issuer
  N
  38
  06/28/2019
  Cash
  Common
  12/31/2019
  ESPP Purchase
  Issuer
  N
  30
  12/31/2019
  Cash
  Common
  02/07/2020
  Restricted Stock Vesting
  Issuer
  N
  133
  02/07/2020
  Compensation
  Common
  02/12/2020
  Restricted Stock Vesting
  Issuer
  N
  207
  02/12/2020
  Compensation
  Common
  03/30/2020
  Restricted Stock Vesting
  Issuer
  N
  1264
  03/30/2020
  Compensation
  Y
  08/19/2024
  /s/ Bradley Camilo, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Sandra D. Van Der Vaart