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        <filer>
          <filerCredentials>
            <cik>0001673745</cik>
            <ccc>XXXXXXXX</ccc>
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        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
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        <issuerCik>0001439095</issuerCik>
        <issuerName>MRC Global, Inc.</issuerName>
        <secFileNumber>001-35479</secFileNumber>
        <issuerAddress>
          <com:street1>1301 McKinney St, Suite 2300</com:street1>
          <com:city>Houston</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>77010</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>877-294-7574</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Kelly Youngblood</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Affiliate</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common Stock</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>152016</noOfUnitsSold>
        <aggregateMarketValue>2078058.72</aggregateMarketValue>
        <noOfUnitsOutstanding>85076144</noOfUnitsOutstanding>
        <approxSaleDate>05/13/2024</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
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        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <acquiredDate>11/18/2020</acquiredDate>
        <natureOfAcquisitionTransaction>RSU Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>28986</amountOfSecuritiesAcquired>
        <paymentDate>11/18/2020</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <acquiredDate>02/10/2021</acquiredDate>
        <natureOfAcquisitionTransaction>RSU Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>10725</amountOfSecuritiesAcquired>
        <paymentDate>02/10/2021</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <acquiredDate>11/18/2021</acquiredDate>
        <natureOfAcquisitionTransaction>RSU Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>28134</amountOfSecuritiesAcquired>
        <paymentDate>11/18/2021</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <acquiredDate>02/08/2022</acquiredDate>
        <natureOfAcquisitionTransaction>RSU Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>13242</amountOfSecuritiesAcquired>
        <paymentDate>02/08/2022</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <acquiredDate>02/10/2022</acquiredDate>
        <natureOfAcquisitionTransaction>RSU Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>10413</amountOfSecuritiesAcquired>
        <paymentDate>02/10/2022</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <acquiredDate>05/05/2022</acquiredDate>
        <natureOfAcquisitionTransaction>RSU Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>5852</amountOfSecuritiesAcquired>
        <paymentDate>05/05/2022</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <acquiredDate>11/18/2022</acquiredDate>
        <natureOfAcquisitionTransaction>RSU Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>22556</amountOfSecuritiesAcquired>
        <paymentDate>11/18/2022</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <acquiredDate>02/07/2023</acquiredDate>
        <natureOfAcquisitionTransaction>RSU Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>13019</amountOfSecuritiesAcquired>
        <paymentDate>02/07/2023</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
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      <securitiesToBeSold>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <acquiredDate>02/08/2023</acquiredDate>
        <natureOfAcquisitionTransaction>RSU Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>10743</amountOfSecuritiesAcquired>
        <paymentDate>02/08/2023</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
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      <securitiesToBeSold>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <acquiredDate>02/10/2023</acquiredDate>
        <natureOfAcquisitionTransaction>RSU Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>8346</amountOfSecuritiesAcquired>
        <paymentDate>02/10/2023</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>05/13/2024</noticeDate>
        <signature>/s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for Kelly Youngblood</signature>
      </noticeSignature>
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text: 144
  0001673745
  XXXXXXXX
  LIVE
  0001439095
  MRC Global, Inc.
  001-35479
  1301 McKinney St, Suite 2300
  Houston
  TX
  77010
  877-294-7574
  Kelly Youngblood
  Affiliate
  Common Stock
  J.P. Morgan Securities LLC
  390 Madison Avenue - 6th Floor
  New York
  NY
  10017
  152016
  2078058.72
  85076144
  05/13/2024
  NYSE
  Common Stock
  11/18/2020
  RSU Vesting
  Issuer
  N
  28986
  11/18/2020
  N/A
  Common Stock
  02/10/2021
  RSU Vesting
  Issuer
  N
  10725
  02/10/2021
  N/A
  Common Stock
  11/18/2021
  RSU Vesting
  Issuer
  N
  28134
  11/18/2021
  N/A
  Common Stock
  02/08/2022
  RSU Vesting
  Issuer
  N
  13242
  02/08/2022
  N/A
  Common Stock
  02/10/2022
  RSU Vesting
  Issuer
  N
  10413
  02/10/2022
  N/A
  Common Stock
  05/05/2022
  RSU Vesting
  Issuer
  N
  5852
  05/05/2022
  N/A
  Common Stock
  11/18/2022
  RSU Vesting
  Issuer
  N
  22556
  11/18/2022
  N/A
  Common Stock
  02/07/2023
  RSU Vesting
  Issuer
  N
  13019
  02/07/2023
  N/A
  Common Stock
  02/08/2023
  RSU Vesting
  Issuer
  N
  10743
  02/08/2023
  N/A
  Common Stock
  02/10/2023
  RSU Vesting
  Issuer
  N
  8346
  02/10/2023
  N/A
  Y
  05/13/2024
  /s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for Kelly Youngblood