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      <filerInfo>
        <filer>
          <filerCredentials>
            <cik>0001474367</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
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      <issuerInfo>
        <issuerCik>0000062996</issuerCik>
        <issuerName>MASCO CORP /DE/</issuerName>
        <secFileNumber>001-05794</secFileNumber>
        <issuerAddress>
          <com:street1>17450 COLLEGE PARKWAY</com:street1>
          <com:city>LIVONIA</com:city>
          <com:stateOrCountry>MI</com:stateOrCountry>
          <com:zipCode>48152</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>3132747400</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Alexander Mark R.</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Director</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>20172</noOfUnitsSold>
        <aggregateMarketValue>1493359.61</aggregateMarketValue>
        <noOfUnitsOutstanding>211983493</noOfUnitsOutstanding>
        <approxSaleDate>03/07/2025</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>05/15/2019</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>3783</amountOfSecuritiesAcquired>
        <paymentDate>05/15/2019</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>05/15/2020</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>3646</amountOfSecuritiesAcquired>
        <paymentDate>05/15/2020</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>05/15/2021</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>3627</amountOfSecuritiesAcquired>
        <paymentDate>05/15/2021</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>05/15/2022</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>3260</amountOfSecuritiesAcquired>
        <paymentDate>05/15/2022</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>05/15/2023</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>3006</amountOfSecuritiesAcquired>
        <paymentDate>05/15/2023</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>05/15/2024</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>2850</amountOfSecuritiesAcquired>
        <paymentDate>05/15/2024</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>03/07/2025</noticeDate>
        <signature>/s/ Margaret Campbell, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Mark Alexander</signature>
      </noticeSignature>
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text: 144
  0001474367
  XXXXXXXX
  LIVE
  0000062996
  MASCO CORP /DE/
  001-05794
  17450 COLLEGE PARKWAY
  LIVONIA
  MI
  48152
  3132747400
  Alexander Mark R.
  Director
  Common
  Fidelity Brokerage Services LLC
  900 Salem Street
  Smithfield
  RI
  02917
  20172
  1493359.61
  211983493
  03/07/2025
  NYSE
  Common
  05/15/2019
  Restricted Stock Vesting
  Issuer
  N
  3783
  05/15/2019
  Compensation
  Common
  05/15/2020
  Restricted Stock Vesting
  Issuer
  N
  3646
  05/15/2020
  Compensation
  Common
  05/15/2021
  Restricted Stock Vesting
  Issuer
  N
  3627
  05/15/2021
  Compensation
  Common
  05/15/2022
  Restricted Stock Vesting
  Issuer
  N
  3260
  05/15/2022
  Compensation
  Common
  05/15/2023
  Restricted Stock Vesting
  Issuer
  N
  3006
  05/15/2023
  Compensation
  Common
  05/15/2024
  Restricted Stock Vesting
  Issuer
  N
  2850
  05/15/2024
  Compensation
  Y
  03/07/2025
  /s/ Margaret Campbell, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Mark Alexander