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>0001221980</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0000893538</issuerCik>
        <issuerName>SM Energy Co</issuerName>
        <secFileNumber>001-31539</secFileNumber>
        <issuerAddress>
          <com:street1>1700 LINCOLN STREET</com:street1>
          <com:street2>SUITE 3200</com:street2>
          <com:city>DENVER</com:city>
          <com:stateOrCountry>CO</com:stateOrCountry>
          <com:zipCode>80203</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>303-861-8140</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>SULLIVAN WILLIAM D</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Director</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>FIDELITY BROKERAGE SERVICES LLC</name>
          <address>
            <com:street1>245 SUMMER STREET</com:street1>
            <com:city>BOSTON</com:city>
            <com:stateOrCountry>MA</com:stateOrCountry>
            <com:zipCode>02110</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>60000</noOfUnitsSold>
        <aggregateMarketValue>2962680.00</aggregateMarketValue>
        <noOfUnitsOutstanding>115036144</noOfUnitsOutstanding>
        <approxSaleDate>05/14/2024</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>12/31/2015</acquiredDate>
        <natureOfAcquisitionTransaction>stock award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>6324</amountOfSecuritiesAcquired>
        <paymentDate>12/31/2015</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>12/31/2010</acquiredDate>
        <natureOfAcquisitionTransaction>stock award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>3677</amountOfSecuritiesAcquired>
        <paymentDate>12/31/2010</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>12/31/2007</acquiredDate>
        <natureOfAcquisitionTransaction>stock award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>3499</amountOfSecuritiesAcquired>
        <paymentDate>12/31/2007</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>12/31/2022</acquiredDate>
        <natureOfAcquisitionTransaction>stock award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>5934</amountOfSecuritiesAcquired>
        <paymentDate>12/31/2022</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>12/31/2016</acquiredDate>
        <natureOfAcquisitionTransaction>stock award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>11334</amountOfSecuritiesAcquired>
        <paymentDate>12/31/2016</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>12/31/2021</acquiredDate>
        <natureOfAcquisitionTransaction>stock award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>13067</amountOfSecuritiesAcquired>
        <paymentDate>12/31/2021</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>12/31/2009</acquiredDate>
        <natureOfAcquisitionTransaction>stock award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>10804</amountOfSecuritiesAcquired>
        <paymentDate>12/31/2009</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>12/31/2018</acquiredDate>
        <natureOfAcquisitionTransaction>stock award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>5361</amountOfSecuritiesAcquired>
        <paymentDate>12/31/2018</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>05/15/2024</noticeDate>
        <signature>/s/ Daniel Gardea as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for SULLIVAN WILLIAM D</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 6538}]
text: 144
  0001221980
  XXXXXXXX
  LIVE
  0000893538
  SM Energy Co
  001-31539
  1700 LINCOLN STREET
  SUITE 3200
  DENVER
  CO
  80203
  303-861-8140
  SULLIVAN WILLIAM D
  Director
  Common
  FIDELITY BROKERAGE SERVICES LLC
  245 SUMMER STREET
  BOSTON
  MA
  02110
  60000
  2962680.00
  115036144
  05/14/2024
  NYSE
  Common
  12/31/2015
  stock award
  Issuer
  N
  6324
  12/31/2015
  Compensation
  Common
  12/31/2010
  stock award
  Issuer
  N
  3677
  12/31/2010
  Compensation
  Common
  12/31/2007
  stock award
  Issuer
  N
  3499
  12/31/2007
  Compensation
  Common
  12/31/2022
  stock award
  Issuer
  N
  5934
  12/31/2022
  Compensation
  Common
  12/31/2016
  stock award
  Issuer
  N
  11334
  12/31/2016
  Compensation
  Common
  12/31/2021
  stock award
  Issuer
  N
  13067
  12/31/2021
  Compensation
  Common
  12/31/2009
  stock award
  Issuer
  N
  10804
  12/31/2009
  Compensation
  Common
  12/31/2018
  stock award
  Issuer
  N
  5361
  12/31/2018
  Compensation
  Y
  05/15/2024
  /s/ Daniel Gardea as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for SULLIVAN WILLIAM D