content: <?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
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      <submissionType>144</submissionType>
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        <filer>
          <filerCredentials>
            <cik>0001912289</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
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    <formData>
      <issuerInfo>
        <issuerCik>0001745916</issuerCik>
        <issuerName>PennyMac Financial Services, Inc.</issuerName>
        <secFileNumber>001-38727</secFileNumber>
        <issuerAddress>
          <com:street1>3043 TOWNSGATE ROAD</com:street1>
          <com:city>WESTLAKE VILLAGE</com:city>
          <com:stateOrCountry>CA</com:stateOrCountry>
          <com:zipCode>91361</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>(818) 224-7442</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Follette James</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Officer</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>Merrill Lynch</name>
          <address>
            <com:street1>225 Liberty St</com:street1>
            <com:street2>Floor 37</com:street2>
            <com:city>New York</com:city>
            <com:stateOrCountry>NY</com:stateOrCountry>
            <com:zipCode>10281</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>2617</noOfUnitsSold>
        <aggregateMarketValue>225690.08</aggregateMarketValue>
        <noOfUnitsOutstanding>50428189</noOfUnitsOutstanding>
        <approxSaleDate>02/27/2024</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <acquiredDate>02/23/2024</acquiredDate>
        <natureOfAcquisitionTransaction>Vesting of restricted stock unit award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>PennyMac Financial Services, Inc.</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>1980</amountOfSecuritiesAcquired>
        <paymentDate>02/23/2024</paymentDate>
        <natureOfPayment>Granted as part of issuer equity compensation plan</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <acquiredDate>02/25/2024</acquiredDate>
        <natureOfAcquisitionTransaction>Vesting of restricted stock unit award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>PennyMac Financial Services, Inc.</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>637</amountOfSecuritiesAcquired>
        <paymentDate>02/25/2024</paymentDate>
        <natureOfPayment>Granted as part of issuer equity compensation plan</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>James Follette</name>
          <address>
            <com:street1>3043 TOWNSGATE ROAD</com:street1>
            <com:city>WESTLAKE VILLAGE</com:city>
            <com:stateOrCountry>CA</com:stateOrCountry>
            <com:zipCode>91361</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <saleDate>12/11/2023</saleDate>
        <amountOfSecuritiesSold>21742</amountOfSecuritiesSold>
        <grossProceeds>1748435.22</grossProceeds>
      </securitiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>02/27/2024</noticeDate>
        <planAdoptionDates>
          <planAdoptionDate>05/26/2022</planAdoptionDate>
        </planAdoptionDates>
        <signature>James Follette</signature>
      </noticeSignature>
    </formData>
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text: 144
  0001912289
  XXXXXXXX
  LIVE
  0001745916
  PennyMac Financial Services, Inc.
  001-38727
  3043 TOWNSGATE ROAD
  WESTLAKE VILLAGE
  CA
  91361
  (818) 224-7442
  Follette James
  Officer
  Common Stock
  Merrill Lynch
  225 Liberty St
  Floor 37
  New York
  NY
  10281
  2617
  225690.08
  50428189
  02/27/2024
  NYSE
  Common Stock
  02/23/2024
  Vesting of restricted stock unit award
  PennyMac Financial Services, Inc.
  N
  1980
  02/23/2024
  Granted as part of issuer equity compensation plan
  Common Stock
  02/25/2024
  Vesting of restricted stock unit award
  PennyMac Financial Services, Inc.
  N
  637
  02/25/2024
  Granted as part of issuer equity compensation plan
  N
  James Follette
  3043 TOWNSGATE ROAD
  WESTLAKE VILLAGE
  CA
  91361
  Common Stock
  12/11/2023
  21742
  1748435.22
  02/27/2024
  05/26/2022
  James Follette