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        <filer>
          <filerCredentials>
            <cik>0001451693</cik>
            <ccc>XXXXXXXX</ccc>
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        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
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      <issuerInfo>
        <issuerCik>0001836981</issuerCik>
        <issuerName>BigBear.ai Holdings, Inc.</issuerName>
        <secFileNumber>001-40031</secFileNumber>
        <issuerAddress>
          <com:street1>6811 BENJAMIN FRANKLIN DRIVE, SUITE 200</com:street1>
          <com:city>COLUMBIA</com:city>
          <com:stateOrCountry>CA</com:stateOrCountry>
          <com:zipCode>21046</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>(410) 967-0335</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Katz Avi S</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Director</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>Piper Sandler &amp; Co</name>
          <address>
            <com:street1>800 Nicollet Mall, Ste 900</com:street1>
            <com:city>Minneapolis</com:city>
            <com:stateOrCountry>MN</com:stateOrCountry>
            <com:zipCode>55402</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>263000</noOfUnitsSold>
        <aggregateMarketValue>473400.00</aggregateMarketValue>
        <noOfUnitsOutstanding>156820000</noOfUnitsOutstanding>
        <approxSaleDate>11/20/2023</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>12/07/2021</acquiredDate>
        <natureOfAcquisitionTransaction>Private Placement</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>BigBear.ai Holdings, Inc., formerly known as GigCapital4, Inc.</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>250000</amountOfSecuritiesAcquired>
        <paymentDate>12/07/2021</paymentDate>
        <natureOfPayment>Cash</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>12/07/2022</acquiredDate>
        <natureOfAcquisitionTransaction>Vested RSU shares</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>BigBear.ai Holdings, Inc.</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>13000</amountOfSecuritiesAcquired>
        <paymentDate>12/07/2022</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>11/20/2023</noticeDate>
        <signature>/s/ Linda Moran, as a duly authorized representative of Piper Sandler &amp; Co Corporate &amp; Venture Services FA, as attorney-in-fact for Avi S. Katz</signature>
      </noticeSignature>
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text: 144
  0001451693
  XXXXXXXX
  LIVE
  0001836981
  BigBear.ai Holdings, Inc.
  001-40031
  6811 BENJAMIN FRANKLIN DRIVE, SUITE 200
  COLUMBIA
  CA
  21046
  (410) 967-0335
  Katz Avi S
  Director
  Common
  Piper Sandler & Co
  800 Nicollet Mall, Ste 900
  Minneapolis
  MN
  55402
  263000
  473400.00
  156820000
  11/20/2023
  NYSE
  Common
  12/07/2021
  Private Placement
  BigBear.ai Holdings, Inc., formerly known as GigCapital4, Inc.
  N
  250000
  12/07/2021
  Cash
  Common
  12/07/2022
  Vested RSU shares
  BigBear.ai Holdings, Inc.
  N
  13000
  12/07/2022
  Compensation
  Y
  11/20/2023
  /s/ Linda Moran, as a duly authorized representative of Piper Sandler & Co Corporate & Venture Services FA, as attorney-in-fact for Avi S. Katz