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      <submissionType>144</submissionType>
      <filerInfo>
        <filer>
          <filerCredentials>
            <cik>0001886377</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
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    <formData>
      <issuerInfo>
        <issuerCik>0001501585</issuerCik>
        <issuerName>HUNTINGTON INGALLS INDUSTRIES, INC.</issuerName>
        <secFileNumber>001-34910</secFileNumber>
        <issuerAddress>
          <com:street1>4101 WASHINGTON AVENUE</com:street1>
          <com:street2>909-7, 7J2</com:street2>
          <com:city>NEWPORT NEWS</com:city>
          <com:stateOrCountry>VA</com:stateOrCountry>
          <com:zipCode>23607</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>(757) 380-2000</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Holmes Stewart H.</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>872</noOfUnitsSold>
        <aggregateMarketValue>199722.88</aggregateMarketValue>
        <noOfUnitsOutstanding>39239134</noOfUnitsOutstanding>
        <approxSaleDate>05/12/2025</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>09/27/2022</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>659</amountOfSecuritiesAcquired>
        <paymentDate>09/27/2022</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>09/27/2023</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>213</amountOfSecuritiesAcquired>
        <paymentDate>09/27/2023</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>05/12/2025</noticeDate>
        <signature>/s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Stewart Holmes</signature>
      </noticeSignature>
    </formData>
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text: 144
  0001886377
  XXXXXXXX
  LIVE
  0001501585
  HUNTINGTON INGALLS INDUSTRIES, INC.
  001-34910
  4101 WASHINGTON AVENUE
  909-7, 7J2
  NEWPORT NEWS
  VA
  23607
  (757) 380-2000
  Holmes Stewart H.
  Officer
  Common
  Fidelity Brokerage Services LLC
  900 Salem Street
  Smithfield
  RI
  02917
  872
  199722.88
  39239134
  05/12/2025
  NYSE
  Common
  09/27/2022
  Restricted Stock Vesting
  Issuer
  N
  659
  09/27/2022
  Compensation
  Common
  09/27/2023
  Restricted Stock Vesting
  Issuer
  N
  213
  09/27/2023
  Compensation
  Y
  05/12/2025
  /s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Stewart Holmes