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            <StateAbbreviationCd>TX</StateAbbreviationCd>
            <ZIPCd>77027</ZIPCd>
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          <RecipientFoundationStatusTxt>PC</RecipientFoundationStatusTxt>
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          <Amt>5500</Amt>
        </GrantOrContributionPdDurYrGrp>
        <GrantOrContributionPdDurYrGrp>
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          <RecipientUSAddress>
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            <CityNm>HOUSTON</CityNm>
            <StateAbbreviationCd>TX</StateAbbreviationCd>
            <ZIPCd>77024</ZIPCd>
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          <RecipientRelationshipTxt>NONE</RecipientRelationshipTxt>
          <RecipientFoundationStatusTxt>PC</RecipientFoundationStatusTxt>
          <GrantOrContributionPurposeTxt>GENERAL CHARITABLE PURPOSE</GrantOrContributionPurposeTxt>
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        <GrantOrContributionPdDurYrGrp>
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            <CityNm>HOUSTON</CityNm>
            <StateAbbreviationCd>TX</StateAbbreviationCd>
            <ZIPCd>77024</ZIPCd>
          </RecipientUSAddress>
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          <RecipientFoundationStatusTxt>PC</RecipientFoundationStatusTxt>
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          <Amt>25000</Amt>
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        <GrantOrContributionPdDurYrGrp>
          <RecipientBusinessName>
            <BusinessNameLine1Txt>UT HEALTH OFFICE OF DEVELOPMENT</BusinessNameLine1Txt>
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          <RecipientUSAddress>
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            <CityNm>HOUSTON</CityNm>
            <StateAbbreviationCd>TX</StateAbbreviationCd>
            <ZIPCd>77030</ZIPCd>
          </RecipientUSAddress>
          <RecipientRelationshipTxt>NONE</RecipientRelationshipTxt>
          <RecipientFoundationStatusTxt>PC</RecipientFoundationStatusTxt>
          <GrantOrContributionPurposeTxt>GENERAL CHARITABLE PURPOSE</GrantOrContributionPurposeTxt>
          <Amt>65000</Amt>
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        <TotalGrantOrContriPdDurYrAmt>135500</TotalGrantOrContriPdDurYrAmt>
        <TotalGrantOrContriApprvFutAmt>0</TotalGrantOrContriApprvFutAmt>
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      <AnalysisIncomeProducingActyGrp>
        <IntOnSavAndTempCashInvstGrp>
          <ExclusionCd>14</ExclusionCd>
          <ExclusionAmt>35</ExclusionAmt>
        </IntOnSavAndTempCashInvstGrp>
        <DividendsAndInterestFromSecDtl>
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          <ExclusionAmt>131872</ExclusionAmt>
        </DividendsAndInterestFromSecDtl>
        <GainSalesAstOthThanInvntryGrp>
          <ExclusionCd>18</ExclusionCd>
          <ExclusionAmt>-28769</ExclusionAmt>
        </GainSalesAstOthThanInvntryGrp>
        <SubtotalsIncmProducingActyGrp>
          <UnrelatedBusinessTaxblIncmAmt>0</UnrelatedBusinessTaxblIncmAmt>
          <ExclusionAmt>103138</ExclusionAmt>
          <RelatedOrExemptFunctionIncmAmt>0</RelatedOrExemptFunctionIncmAmt>
        </SubtotalsIncmProducingActyGrp>
        <TotalIncomeProducingActyAmt>103138</TotalIncomeProducingActyAmt>
      </AnalysisIncomeProducingActyGrp>
      <TrnsfrTransRlnNonchrtblEOGrp>
        <TrnsfrOfCashToNonchrtblEOInd>0</TrnsfrOfCashToNonchrtblEOInd>
        <TrnsfrOtherAssetNonchrtblEOInd>0</TrnsfrOtherAssetNonchrtblEOInd>
        <SalesOrExchangesOfAssetsInd>0</SalesOrExchangesOfAssetsInd>
        <PurchaseOfAssetsNonchrtblEOInd>0</PurchaseOfAssetsNonchrtblEOInd>
        <RentalOfFacilitiesOthAssetsInd>0</RentalOfFacilitiesOthAssetsInd>
        <ReimbursementArrangementsInd>0</ReimbursementArrangementsInd>
        <LoansOrLoanGuaranteesInd>0</LoansOrLoanGuaranteesInd>
        <PerformanceOfServicesEtcInd>0</PerformanceOfServicesEtcInd>
        <SharingOfFacilitiesEtcInd>0</SharingOfFacilitiesEtcInd>
        <RelationshipsNonchrtblEOInd>0</RelationshipsNonchrtblEOInd>
      </TrnsfrTransRlnNonchrtblEOGrp>
    </IRS990PF>
    <AccountingFeesSchedule documentId="RetDoc2002200001">
      <AccountingFeesDetail>
        <CategoryTxt>TAX PREPARATION FEES</CategoryTxt>
        <Amt>11721</Amt>
        <NetInvestmentIncomeAmt>5860</NetInvestmentIncomeAmt>
        <DisbursementsCharitablePrpsAmt>5861</DisbursementsCharitablePrpsAmt>
      </AccountingFeesDetail>
      <AccountingFeesDetail>
        <CategoryTxt>ADMINSTRATIVE FEES</CategoryTxt>
        <Amt>1575</Amt>
        <NetInvestmentIncomeAmt>0</NetInvestmentIncomeAmt>
        <DisbursementsCharitablePrpsAmt>0</DisbursementsCharitablePrpsAmt>
      </AccountingFeesDetail>
    </AccountingFeesSchedule>
    <AppliedToPriorYearElection documentId="RetDoc12000100081">
      <ElectionDesc>WALTER M. AND MARY MISCHER FOUNDATION76-0574194TAX YEAR ENDING 12/31/2021PURSUANT TO CODE 4942(H)(2) AND TREAS REG 53.4942(A)-3(D)(2), THE WALTER M. AND MARY MISCHER FOUNDATION ELECTS TO TREAT CURRENT YEAR QUALIFYING DISTRIBUTIONS OF $18,311 FROM UNDISTRIBUTED INCOME OF 2019 AND $150,562 FROM UNDISTRIBUTED INCOME OF 2020.</ElectionDesc>
    </AppliedToPriorYearElection>
    <InvestmentsCorpStockSchedule documentId="RetDoc2018900001">
      <InvestmentsCorporateStockGrp>
        <StockNm>MARKETABLE SECURTITIES AT EMPOWER/HTC</StockNm>
        <EOYBookValueAmt>844715</EOYBookValueAmt>
        <EOYFMVAmt>1205515</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
    </InvestmentsCorpStockSchedule>
    <OtherDecreasesSchedule documentId="RetDoc2049800001">
      <OtherDecreasesDetail>
        <Desc>UNREALIZED GAIN/LOSS</Desc>
        <Amt>220963</Amt>
      </OtherDecreasesDetail>
    </OtherDecreasesSchedule>
    <OtherProfessionalFeesSchedule documentId="RetDoc2002300001">
      <OtherProfessionalFeesDetail>
        <CategoryTxt>HOUSTON TRUST-INVESTMENT MGT.</CategoryTxt>
        <Amt>7907</Amt>
        <NetInvestmentIncomeAmt>7907</NetInvestmentIncomeAmt>
        <DisbursementsCharitablePrpsAmt>0</DisbursementsCharitablePrpsAmt>
      </OtherProfessionalFeesDetail>
      <OtherProfessionalFeesDetail>
        <CategoryTxt>B. RILEY WEALTH-INVESTMENT MGT</CategoryTxt>
        <Amt>1191</Amt>
        <NetInvestmentIncomeAmt>1191</NetInvestmentIncomeAmt>
        <DisbursementsCharitablePrpsAmt>0</DisbursementsCharitablePrpsAmt>
      </OtherProfessionalFeesDetail>
      <OtherProfessionalFeesDetail>
        <CategoryTxt>CUSTODIAN &amp; MANAGEMENT FEES</CategoryTxt>
        <Amt>3900</Amt>
        <NetInvestmentIncomeAmt>3900</NetInvestmentIncomeAmt>
        <DisbursementsCharitablePrpsAmt>0</DisbursementsCharitablePrpsAmt>
      </OtherProfessionalFeesDetail>
    </OtherProfessionalFeesSchedule>
  </ReturnData>
</Return>