<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/schedule13g" xmlns:com="http://www.sec.gov/edgar/common">
  <schemaVersion>X0202</schemaVersion>
<headerData>
    <submissionType>SCHEDULE 13G/A</submissionType>
    <previousAccessionNumber>0001708828-26-000155</previousAccessionNumber>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001708828</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>


    </filerInfo>
  </headerData>
  <formData>
    <coverPageHeader>
      <amendmentNo>1</amendmentNo>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <eventDateRequiresFilingThisStatement>05/05/2026</eventDateRequiresFilingThisStatement>
      <issuerInfo>
        <issuerCik>0001831006</issuerCik>
        <issuerName>BlueRiver Acquisition Corp.</issuerName>
        <issuerCusips>
          <issuerCusipNumber>G1261Q107</issuerCusipNumber>
        </issuerCusips>
        <issuerPrincipalExecutiveOfficeAddress>
          <com:street1>250 West Nottingham Drive</com:street1>
          <com:street2>Suite 400</com:street2>
          <com:city>San Antonio</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>78209</com:zipCode>
        </issuerPrincipalExecutiveOfficeAddress>
      </issuerInfo>
      <designateRulesPursuantThisScheduleFiled>
        <designateRulePursuantThisScheduleFiled>Rule 13d-1(d)</designateRulePursuantThisScheduleFiled>
      </designateRulesPursuantThisScheduleFiled>
    </coverPageHeader>
    <coverPageHeaderReportingPersonDetails>

      <reportingPersonName>Clear Street LLC</reportingPersonName>
      <citizenshipOrOrganization>NY</citizenshipOrOrganization>
      <reportingPersonBeneficiallyOwnedNumberOfShares>
        <soleVotingPower>0.00</soleVotingPower>
        <sharedVotingPower>0.00</sharedVotingPower>
        <soleDispositivePower>0.00</soleDispositivePower>
        <sharedDispositivePower>0.00</sharedDispositivePower>
      </reportingPersonBeneficiallyOwnedNumberOfShares>
      <reportingPersonBeneficiallyOwnedAggregateNumberOfShares>0.00</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
      <classPercent>0.0</classPercent>
      <typeOfReportingPerson>BD</typeOfReportingPerson>
    </coverPageHeaderReportingPersonDetails>
    <items>
      <item1>
        <issuerName>BlueRiver Acquisition Corp.</issuerName>
        <issuerPrincipalExecutiveOfficeAddress>250 WEST NOTTINGHAM DRIVE SUITE 400 SAN ANTONIO TX 78209</issuerPrincipalExecutiveOfficeAddress>
      </item1>
      <item2>
        <filingPersonName>Clear Street LLC</filingPersonName>
        <principalBusinessOfficeOrResidenceAddress>4 WORLD TRADE CENTER, 150 Greenwich St Floor 45 New York, NY 10007</principalBusinessOfficeOrResidenceAddress>
        <citizenship>United States</citizenship>
      </item2>
      <item3>
        <notApplicableFlag>Y</notApplicableFlag>
      </item3>
      <item4>
        <amountBeneficiallyOwned>0</amountBeneficiallyOwned>
        <classPercent>0.0</classPercent>
        <numberOfSharesPersonHas>
          <solePowerOrDirectToVote>0</solePowerOrDirectToVote>
          <sharedPowerOrDirectToVote>0</sharedPowerOrDirectToVote>
          <solePowerOrDirectToDispose>0</solePowerOrDirectToDispose>
          <sharedPowerOrDirectToDispose>0</sharedPowerOrDirectToDispose>
        </numberOfSharesPersonHas>
      </item4>
      <item5>
        <notApplicableFlag>N</notApplicableFlag>
        <classOwnership5PercentOrLess>Y</classOwnership5PercentOrLess>
      </item5>
      <item6>
        <notApplicableFlag>Y</notApplicableFlag>
      </item6>
      <item7>
        <notApplicableFlag>Y</notApplicableFlag>
      </item7>
      <item8>
        <notApplicableFlag>Y</notApplicableFlag>
      </item8>
      <item9>
        <notApplicableFlag>N</notApplicableFlag>
        <groupDissolutionNotice>This amendment is being filed as the beneficial ownership of Clear Street LLC does not meet or exceed the 5% reporting threshold required under 13G. As such, no reporting obligation existed at the time of the original filing, and this amendment is filed to terminate that reporting obligation.</groupDissolutionNotice>
      </item9>
      <item10>
        <notApplicableFlag>N</notApplicableFlag>
        <certifications>By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under &amp;#167; 240.14a-11.</certifications>
      </item10>
    </items>
    <signatureInformation>
      <reportingPersonName>Clear Street LLC</reportingPersonName>
      <signatureDetails>
        <signature>John DiBacco</signature>
        <title>Head of Markets Trading</title>
        <date>05/20/2026</date>
      </signatureDetails>
    </signatureInformation>
  </formData>
</edgarSubmission>
