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      <excludingValueOfAnySponsorSupport>64391811.84</excludingValueOfAnySponsorSupport>
      <percentageOfMoneyMarketFundNetAssets>0.0576</percentageOfMoneyMarketFundNetAssets>
      <securityCategorizedAtLevel3Flag>N</securityCategorizedAtLevel3Flag>
      <dailyLiquidAssetSecurityFlag>Y</dailyLiquidAssetSecurityFlag>
      <weeklyLiquidAssetSecurityFlag>Y</weeklyLiquidAssetSecurityFlag>
      <illiquidSecurityFlag>N</illiquidSecurityFlag>
    </scheduleOfPortfolioSecuritiesInfo>
    <scheduleOfPortfolioSecuritiesInfo>
      <nameOfIssuer>U.S. Treasury Bills</nameOfIssuer>
      <titleOfIssuer>U.S. Treasury Bills 5.311</titleOfIssuer>
      <CUSIPMember>912797KQ9</CUSIPMember>
      <LEIID>254900HROIFWPRGM1V77</LEIID>
      <ISINId>US912797KQ92</ISINId>
      <investmentCategory>U.S. Treasury Debt</investmentCategory>
      <securityEligibilityFlag>Y</securityEligibilityFlag>
      <NRSRO>
        <nameOfNRSRO>N/A</nameOfNRSRO>
        <rating>N/A</rating>
      </NRSRO>
      <investmentMaturityDateWAM>2024-07-23</investmentMaturityDateWAM>
      <investmentMaturityDateWAL>2024-07-23</investmentMaturityDateWAL>
      <finalLegalInvestmentMaturityDate>2024-07-23</finalLegalInvestmentMaturityDate>
      <securityDemandFeatureFlag>N</securityDemandFeatureFlag>
      <securityGuaranteeFlag>N</securityGuaranteeFlag>
      <securityEnhancementsFlag>N</securityEnhancementsFlag>
      <yieldOfTheSecurityAsOfReportingDate>0.0531</yieldOfTheSecurityAsOfReportingDate>
      <includingValueOfAnySponsorSupport>44173955.18</includingValueOfAnySponsorSupport>
      <excludingValueOfAnySponsorSupport>44173955.18</excludingValueOfAnySponsorSupport>
      <percentageOfMoneyMarketFundNetAssets>0.0395</percentageOfMoneyMarketFundNetAssets>
      <securityCategorizedAtLevel3Flag>N</securityCategorizedAtLevel3Flag>
      <dailyLiquidAssetSecurityFlag>Y</dailyLiquidAssetSecurityFlag>
      <weeklyLiquidAssetSecurityFlag>Y</weeklyLiquidAssetSecurityFlag>
      <illiquidSecurityFlag>N</illiquidSecurityFlag>
    </scheduleOfPortfolioSecuritiesInfo>
    <signature>
      <registrant>MainStay Funds Trust</registrant>
      <signatureDate>2024-06-06</signatureDate>
      <signature>/s/Jack Benintende</signature>
      <nameOfSigningOfficer>Jack Benintende</nameOfSigningOfficer>
      <titleOfSigningOfficer>Treasurer</titleOfSigningOfficer>
    </signature>
  </formData>
</edgarSubmission>
