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>0002037284</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0001494259</issuerCik>
        <issuerName>CarGurus, Inc</issuerName>
        <secFileNumber>001-38233</secFileNumber>
        <issuerAddress>
          <com:street1>55 Cambridge Parkway, 6th Floor</com:street1>
          <com:city>Cambridge</com:city>
          <com:stateOrCountry>MA</com:stateOrCountry>
          <com:zipCode>02142</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>617-354-0068</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Comet Foundation</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Affiliate</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Class A</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>J.P. Morgan Securities LLC</name>
          <address>
            <com:street1>390 Madison Avenue - 6th Floor</com:street1>
            <com:city>New York</com:city>
            <com:stateOrCountry>NY</com:stateOrCountry>
            <com:zipCode>10017</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>120969</noOfUnitsSold>
        <aggregateMarketValue>4556902</aggregateMarketValue>
        <noOfUnitsOutstanding>87950796</noOfUnitsOutstanding>
        <approxSaleDate>12/16/2024</approxSaleDate>
        <securitiesExchangeName>Nasdaq</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Class A</securitiesClassTitle>
        <acquiredDate>09/11/2024</acquiredDate>
        <natureOfAcquisitionTransaction>Founder Shares</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Langley Steinert</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>Y</isGiftTransaction>
        <donarAcquiredDate>09/11/2024</donarAcquiredDate>
        <amountOfSecuritiesAcquired>120969</amountOfSecuritiesAcquired>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <remarks>The shares represented on this filing are being sold byLangley and Hilary Steinert, as Co-Trustees.</remarks>
      <noticeSignature>
        <noticeDate>12/16/2024</noticeDate>
        <planAdoptionDates>
          <planAdoptionDate>09/12/2024</planAdoptionDate>
        </planAdoptionDates>
        <signature>/s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for Comet Foundation</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 3072}]
text: 144
  0002037284
  XXXXXXXX
  LIVE
  0001494259
  CarGurus, Inc
  001-38233
  55 Cambridge Parkway, 6th Floor
  Cambridge
  MA
  02142
  617-354-0068
  Comet Foundation
  Affiliate
  Class A
  J.P. Morgan Securities LLC
  390 Madison Avenue - 6th Floor
  New York
  NY
  10017
  120969
  4556902
  87950796
  12/16/2024
  Nasdaq
  Class A
  09/11/2024
  Founder Shares
  Langley Steinert
  Y
  09/11/2024
  120969
  N/A
  Y
  The shares represented on this filing are being sold byLangley and Hilary Steinert, as Co-Trustees.
  12/16/2024
  09/12/2024
  /s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for Comet Foundation