<?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>
          <!-- Field: Pseudo-Tag; ID: Name; Data: Maynard Ryan D -->
          <cik>0001363984</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>


    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001425205</issuerCik>
      <issuerName>IOVANCE BIOTHERAPEUTICS, INC.</issuerName>
      <secFileNumber>001-36860</secFileNumber>
      <issuerAddress>
        <com:street1>825 Industrial Road, Suite 400</com:street1>
        <com:city>San Carlos</com:city>
        <com:stateOrCountry>CA</com:stateOrCountry>
        <com:zipCode>94070</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>650-260-7120</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Maynard Ryan D</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Morgan Stanley Smith Barney LLC Executive Services</name>
        <address>
          <com:street1>200 W Civic Center Dr, 4th Floor</com:street1>
          <com:city>Sandy</com:city>
          <com:stateOrCountry>UT</com:stateOrCountry>
          <com:zipCode>84070</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>50000</noOfUnitsSold>
      <aggregateMarketValue>503103.83</aggregateMarketValue>
      <noOfUnitsOutstanding>304794080</noOfUnitsOutstanding>
      <approxSaleDate>11/12/2024</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>11/12/2024</acquiredDate>
      <natureOfAcquisitionTransaction>Stock Option (right to buy)</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Iovance Biotherapeutics, Inc.</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>50000</amountOfSecuritiesAcquired>
      <paymentDate>11/12/2024</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <remarks>Exercise and sale of expiring options</remarks>
    <noticeSignature>
      <noticeDate>11/12/2024</noticeDate>
      <signature>/s/ Ryan Maynard</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
