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>0001136562</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0000004281</issuerCik>
        <issuerName>Howmet Aerospace, Inc.</issuerName>
        <secFileNumber>001-03610</secFileNumber>
        <issuerAddress>
          <com:street1>201 Isabella Street, Suite 200</com:street1>
          <com:city>Pittsburgh</com:city>
          <com:stateOrCountry>PA</com:stateOrCountry>
          <com:zipCode>15212</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>412-553-1940</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>John Plant</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Executive Chairman and CEO</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common</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>800000</noOfUnitsSold>
        <aggregateMarketValue>125928000</aggregateMarketValue>
        <noOfUnitsOutstanding>403674062</noOfUnitsOutstanding>
        <approxSaleDate>05/12/2025</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>06/09/2021</acquiredDate>
        <natureOfAcquisitionTransaction>Compensation</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>91374</amountOfSecuritiesAcquired>
        <paymentDate>06/09/2021</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>03/31/2021</acquiredDate>
        <natureOfAcquisitionTransaction>Compensation</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>188400</amountOfSecuritiesAcquired>
        <paymentDate>03/31/2021</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>03/09/2021</acquiredDate>
        <natureOfAcquisitionTransaction>Compensation</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>34619</amountOfSecuritiesAcquired>
        <paymentDate>03/09/2021</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>12/17/2020</acquiredDate>
        <natureOfAcquisitionTransaction>Compensation</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>34940</amountOfSecuritiesAcquired>
        <paymentDate>12/17/2020</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/06/2020</acquiredDate>
        <natureOfAcquisitionTransaction>Compensation</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>283361</amountOfSecuritiesAcquired>
        <paymentDate>02/06/2020</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>08/06/2020</acquiredDate>
        <natureOfAcquisitionTransaction>Compensation</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>17306</amountOfSecuritiesAcquired>
        <paymentDate>08/06/2020</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>12/06/2022</acquiredDate>
        <natureOfAcquisitionTransaction>Gift</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>JCP Annuity Trust 2020</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>Y</isGiftTransaction>
        <donarAcquiredDate>02/06/2020</donarAcquiredDate>
        <amountOfSecuritiesAcquired>150000</amountOfSecuritiesAcquired>
        <paymentDate>12/06/2022</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <remarks>Up to 150,000 shares filed today will be sold by Plant Remainder Trust 2003 and up to 650,000 shares will be sold by John C. Plant Revocable Living Trust, John Plant as Trustee</remarks>
      <noticeSignature>
        <noticeDate>05/12/2025</noticeDate>
        <signature>/s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for John Plant</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 6203}]
text: 144
  0001136562
  XXXXXXXX
  LIVE
  0000004281
  Howmet Aerospace, Inc.
  001-03610
  201 Isabella Street, Suite 200
  Pittsburgh
  PA
  15212
  412-553-1940
  John Plant
  Executive Chairman and CEO
  Common
  J.P. Morgan Securities LLC
  390 Madison Avenue - 6th Floor
  New York
  NY
  10017
  800000
  125928000
  403674062
  05/12/2025
  NYSE
  Common
  06/09/2021
  Compensation
  Issuer
  N
  91374
  06/09/2021
  N/A
  Common
  03/31/2021
  Compensation
  Issuer
  N
  188400
  03/31/2021
  N/A
  Common
  03/09/2021
  Compensation
  Issuer
  N
  34619
  03/09/2021
  N/A
  Common
  12/17/2020
  Compensation
  Issuer
  N
  34940
  12/17/2020
  N/A
  Common
  02/06/2020
  Compensation
  Issuer
  N
  283361
  02/06/2020
  N/A
  Common
  08/06/2020
  Compensation
  Issuer
  N
  17306
  08/06/2020
  N/A
  Common
  12/06/2022
  Gift
  JCP Annuity Trust 2020
  Y
  02/06/2020
  150000
  12/06/2022
  N/A
  Y
  Up to 150,000 shares filed today will be sold by Plant Remainder Trust 2003 and up to 650,000 shares will be sold by John C. Plant Revocable Living Trust, John Plant as Trustee
  05/12/2025
  /s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for John Plant