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        <filer>
          <filerCredentials>
            <cik>0001550921</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
      </filerInfo>
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      <issuerInfo>
        <issuerCik>0001001115</issuerCik>
        <issuerName>GEOSPACE TECHNOLOGIES CORP</issuerName>
        <secFileNumber>001-13601</secFileNumber>
        <issuerAddress>
          <com:street1>7007 PINEMONT DR.</com:street1>
          <com:city>HOUSTON</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>77040</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>7139864444</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Adams Robbin B.</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Officer</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>Fidelity Brokerage Services LLC</name>
          <address>
            <com:street1>245 Summer Street</com:street1>
            <com:city>Boston</com:city>
            <com:stateOrCountry>MA</com:stateOrCountry>
            <com:zipCode>02110</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>2990</noOfUnitsSold>
        <aggregateMarketValue>36926.50</aggregateMarketValue>
        <noOfUnitsOutstanding>13317090</noOfUnitsOutstanding>
        <approxSaleDate>02/14/2024</approxSaleDate>
        <securitiesExchangeName>NASDAQ</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/13/2024</acquiredDate>
        <natureOfAcquisitionTransaction>Stock Award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>2990</amountOfSecuritiesAcquired>
        <paymentDate>02/13/2024</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>02/14/2024</noticeDate>
        <signature>/s/ Cristina Garcia, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Adams Robbin B.</signature>
      </noticeSignature>
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text: 144
  0001550921
  XXXXXXXX
  LIVE
  0001001115
  GEOSPACE TECHNOLOGIES CORP
  001-13601
  7007 PINEMONT DR.
  HOUSTON
  TX
  77040
  7139864444
  Adams Robbin B.
  Officer
  Common
  Fidelity Brokerage Services LLC
  245 Summer Street
  Boston
  MA
  02110
  2990
  36926.50
  13317090
  02/14/2024
  NASDAQ
  Common
  02/13/2024
  Stock Award
  Issuer
  N
  2990
  02/13/2024
  Compensation
  Y
  02/14/2024
  /s/ Cristina Garcia, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Adams Robbin B.