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        <BaseCompensationFilingOrgAmt>0</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>646242</CompensationBasedOnRltdOrgsAmt>
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        <BonusRelatedOrganizationsAmt>64800</BonusRelatedOrganizationsAmt>
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        <OtherCompensationRltdOrgsAmt>5987</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>24400</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>37214</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>0</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>778643</TotalCompensationRltdOrgsAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
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          <BusinessNameLine1Txt>Tracy McCabe</BusinessNameLine1Txt>
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        <TitleTxt>Treasurer</TitleTxt>
        <BaseCompensationFilingOrgAmt>0</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>317083</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>49008</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>8155</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>24400</DeferredCompRltdOrgsAmt>
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    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="IRS990ScheduleO" softwareId="22016089" softwareVersionNum="2022v5.0">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 12a PART VI, LINE 12</FormAndLineReferenceDesc>
        <ExplanationTxt>THE QUADRANGLE CLUB DOES NOT HAVE A CONFLICT OF INTEREST POLICY. HOWEVER, THE OFFICERS OF THE QUADRANGLE CLUB ARE OFFICERS OF THE UNIVERSITY OF CHICAGO, THE CONTROLLING ORGANIZATION. THESE OFFICERS HAVE COMPLETED A CONFLICT OF INTEREST QUESTIONNAIRE THAT INCLUDED ALL RELATED ORGANIZATIONS INCLUDING THE QUADRANGLE CLUB.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 13 PART VI, LINE 13</FormAndLineReferenceDesc>
        <ExplanationTxt>THE QUADRANGLE CLUB DOES NOT HAVE A WRITTEN WHISTLEBLOWER POLICY. HOWEVER THE UNIVERSITY OF CHICAGO, THE CONTROLLING ORGANIZATION, DOES HAVE A WRITTEN WHISTLEBLOWER POLICY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 14 PART VI, LINE 14</FormAndLineReferenceDesc>
        <ExplanationTxt>THE QUADRANGLE CLUB DOES NOT HAVE A WRITTEN DOCUMENT RETENTION POLICY. HOWEVER THE UNIVERSITY OF CHICAGO, THE CONTROLLING ORGANIZATION, DOES HAVE A WRITTEN DOCUMENT RETENTION POLICY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 3 Delegation of management duties</FormAndLineReferenceDesc>
        <ExplanationTxt>Benchmark Resorts &amp; Hotels, A hospitality management company, MANAGES THE DAILY OPERATIONS OF THE QUADRANGLE CLUB UNDER CONTRACT. ALL QUADRANGLE CLUB STAFF ARE EMPLOYEES OF Benchmark Resorts &amp; Hotels .</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 6 Classes of members or stockholders</FormAndLineReferenceDesc>
        <ExplanationTxt>THE UNIVERSITY OF CHICAGO IS THE SOLE SUSTAINING MEMBER OF THE QUADRANGLE CLUB.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 7a Members or stockholders electing members of governing body</FormAndLineReferenceDesc>
        <ExplanationTxt>THE UNIVERSITY OF CHICAGO IS THE SOLE SUSTAINING MEMBER AND HAS THE RIGHT TO APPOINT THE BOARD OF TRUSTEES OF THE QUADRANGLE CLUB.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 7b Decisions requiring approval by members or stockholders</FormAndLineReferenceDesc>
        <ExplanationTxt>THE DECISIONS OF THE QUADRANGLE CLUB BOARD ARE SUBJECT TO REVIEW BY THE UNIVERSITY OF CHICAGO, THE SOLE SUSTAINING MEMBER.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 11b Review of form 990 by governing body</FormAndLineReferenceDesc>
        <ExplanationTxt>A COPY OF THE FORM 990 WAS DISTRIBUTED TO THE BOARD MEMBERS OF THE QUADRANGLE CLUB PRIOR TO FILING THE RETURN TO ALLOW THEM THE OPPORTUNITY TO REVIEW AND ASK QUESTIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 19 Required documents available to the public</FormAndLineReferenceDesc>
        <ExplanationTxt>THE QUADRANGLE CLUB MAKES ITS GOVERNING DOCUMENTS AVAILABLE TO THE PUBLIC UPON REQUEST. THE QUADRANGLE CLUB DOES NOT HAVE A CONFLICT OF INTEREST POLICY AND DOES NOT HAVE AUDITED FINANCIAL STATEMENTS.</ExplanationTxt>
      </SupplementalInformationDetail>
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          <BusinessNameLine1Txt>CHICAGO TUMOR INSTITUTE</BusinessNameLine1Txt>
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          <BusinessNameLine1Txt>HYMEN MILGROM SUPPORTING ORGANIZATION</BusinessNameLine1Txt>
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          <StateAbbreviationCd>IL</StateAbbreviationCd>
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        <PrimaryActivitiesTxt>PROPERTY HOLDING</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IL</LegalDomicileStateCd>
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          <BusinessNameLine1Txt>UNIV OF CHICAGO</BusinessNameLine1Txt>
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        <ControlledOrganizationInd>false</ControlledOrganizationInd>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>NATIONAL OPINION RESEARCH CENTER</BusinessNameLine1Txt>
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          <AddressLine1Txt>55 E MONROE AVENUE</AddressLine1Txt>
          <CityNm>CHICAGO</CityNm>
          <StateAbbreviationCd>IL</StateAbbreviationCd>
          <ZIPCd>60603</ZIPCd>
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        <EIN>362167808</EIN>
        <PrimaryActivitiesTxt>SO SCI SURVEYS</PrimaryActivitiesTxt>
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        <ControlledOrganizationInd>false</ControlledOrganizationInd>
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          <CityNm>CHICAGO</CityNm>
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        <PrimaryActivitiesTxt>SUPPORT THE LIBRARY</PrimaryActivitiesTxt>
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          <AddressLine1Txt>5801 S ELLIS AVENUE</AddressLine1Txt>
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          <AddressLine1Txt>1212 E 59TH STREET</AddressLine1Txt>
          <CityNm>CHICAGO</CityNm>
          <StateAbbreviationCd>IL</StateAbbreviationCd>
          <ZIPCd>60637</ZIPCd>
        </USAddress>
        <PrimaryActivitiesTxt>SOCIAL CLUB</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IL</LegalDomicileStateCd>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>UNIV OF CHICAGO</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>UNIVERSITY OF CHICAGO MEDICAL CTR</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>5841 S MARYLAND AVENUE</AddressLine1Txt>
          <CityNm>CHICAGO</CityNm>
          <StateAbbreviationCd>IL</StateAbbreviationCd>
          <ZIPCd>60637</ZIPCd>
        </USAddress>
        <EIN>363488183</EIN>
        <PrimaryActivitiesTxt>HOSPITAL</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IL</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(c)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>3</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>UNIV OF CHICAGO</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>UNIVERSITY OF CHICAGO PROPERTY HOLDING CORP</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>5801 S ELLIS AVENUE</AddressLine1Txt>
          <CityNm>CHICAGO</CityNm>
          <StateAbbreviationCd>IL</StateAbbreviationCd>
          <ZIPCd>60637</ZIPCd>
        </USAddress>
        <EIN>366108743</EIN>
        <PrimaryActivitiesTxt>PROPERTY HOLDING</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IL</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(c)(2)</ExemptCodeSectionTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>UNIV OF CHICAGO</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>UNIVERSITY OF CHICAGO RETIREE MEDICAL TRUST</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>5801 S ELLIS AVENUE</AddressLine1Txt>
          <CityNm>CHICAGO</CityNm>
          <StateAbbreviationCd>IL</StateAbbreviationCd>
          <ZIPCd>60637</ZIPCd>
        </USAddress>
        <EIN>363999692</EIN>
        <PrimaryActivitiesTxt>MEDICAL TRUST</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IL</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(c)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>Type I</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>UNIV OF CHICAGO</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>UNIVERSITY OF CHICAGO SELF INSURANCE TRUST</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>5801 S ELLIS AVENUE</AddressLine1Txt>
          <CityNm>CHICAGO</CityNm>
          <StateAbbreviationCd>IL</StateAbbreviationCd>
          <ZIPCd>60637</ZIPCd>
        </USAddress>
        <EIN>363020034</EIN>
        <PrimaryActivitiesTxt>MALPRACTICE TRUST</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IL</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(c)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>Type I</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>UNIV OF CHICAGO</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>UNIVERSITY OF CHICAGO TRUST (INDIA)</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <ForeignAddress>
          <AddressLine1Txt>L-9 east wing raheja towers mg r</AddressLine1Txt>
          <CityNm>BANGALORE</CityNm>
          <ProvinceOrStateNm>karnataka</ProvinceOrStateNm>
          <CountryCd>IN</CountryCd>
          <ForeignPostalCd>560001</ForeignPostalCd>
        </ForeignAddress>
        <PrimaryActivitiesTxt>FUNDRAISING</PrimaryActivitiesTxt>
        <LegalDomicileForeignCountryCd>IN</LegalDomicileForeignCountryCd>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>UNIV OF CHICAGO</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>UCM COMMUNITY HEALTH &amp; HOSPITAL DIVISION INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>208 SOUTH LASALLE STREET</AddressLine1Txt>
          <CityNm>CHICAGO</CityNm>
          <StateAbbreviationCd>IL</StateAbbreviationCd>
          <ZIPCd>60604</ZIPCd>
        </USAddress>
        <EIN>363181170</EIN>
        <PrimaryActivitiesTxt>PROMOTE HEALTHY COMMUNITIES &amp; HEALTHCARE SERVICES</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IL</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(c)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>Type II</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>UNIV OF CHICAGO MEDICAL CENTER</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>UCM CARE NETWORK MEDICAL GROUP INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>5841 S Maryland Ave</AddressLine1Txt>
          <CityNm>CHICAGO</CityNm>
          <StateAbbreviationCd>IL</StateAbbreviationCd>
          <ZIPCd>60637</ZIPCd>
        </USAddress>
        <EIN>474221241</EIN>
        <PrimaryActivitiesTxt>HEALTHCARE</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IL</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(c)(3)</ExemptCodeSectionTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>University of Chicago Medicine Care Network LLC</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>SOUTH EAST CHICAGO COMMISSION</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>1511 East 53rd Street</AddressLine1Txt>
          <CityNm>CHICAGO</CityNm>
          <StateAbbreviationCd>IL</StateAbbreviationCd>
          <ZIPCd>60615</ZIPCd>
        </USAddress>
        <EIN>362226282</EIN>
        <PrimaryActivitiesTxt>ECONOMIC DEVELOPMENT</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IL</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(c)(3)</ExemptCodeSectionTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>UNIV OF CHICAGO</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>UCHICAGO (BEIJING) CONSULTING COMPANY LTD CHINA</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <PrimaryActivitiesTxt>CONSULTING</PrimaryActivitiesTxt>
        <LegalDomicileForeignCountryCd>CH</LegalDomicileForeignCountryCd>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>UNIVERSITY OF CHICAGO</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>UCHICAGO CENTER IN INDIA PRIVATE LIMITED</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <PrimaryActivitiesTxt>CONSULTING</PrimaryActivitiesTxt>
        <LegalDomicileForeignCountryCd>IN</LegalDomicileForeignCountryCd>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>UNIVERSITY OF CHICAGO</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>SC CURRICULUM INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>70 WEST MADISON ST</AddressLine1Txt>
          <CityNm>CHICAGO</CityNm>
          <StateAbbreviationCd>IL</StateAbbreviationCd>
          <ZIPCd>60603</ZIPCd>
        </USAddress>
        <PrimaryActivitiesTxt>SCIENCE CURRICULUM</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IL</LegalDomicileStateCd>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>UNIVERSITY OF CHICAGO</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>PHOENIX OVERLAY FUND LTD</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>401 N MICHIGAN AVENUE</AddressLine1Txt>
          <CityNm>CHICAGO</CityNm>
          <StateAbbreviationCd>IL</StateAbbreviationCd>
          <ZIPCd>60611</ZIPCd>
        </USAddress>
        <PrimaryActivitiesTxt>INVESTING</PrimaryActivitiesTxt>
        <LegalDomicileForeignCountryCd>CJ</LegalDomicileForeignCountryCd>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>UNIVERSITY OF CHICAGO</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>UCHICAGO MEDICINE NORTHWEST INDIANA INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>5841 S MARYLAND AVE</AddressLine1Txt>
          <CityNm>Chicago</CityNm>
          <StateAbbreviationCd>IL</StateAbbreviationCd>
          <ZIPCd>60637</ZIPCd>
        </USAddress>
        <EIN>922355855</EIN>
        <PrimaryActivitiesTxt>Healthcare</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IN</LegalDomicileStateCd>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>UNIVERSITY OF CHICAGO MEDICAL CENTER</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>false</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>false</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>false</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>false</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>false</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>false</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>false</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>false</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>false</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>false</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>false</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>false</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>false</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>false</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>false</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>false</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>true</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>false</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>false</TransferFromOtherOrgInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule R, Part I SCHEDULE R, PART I</FormAndLineReferenceDesc>
        <ExplanationTxt>THE UNIVERSITY OF CHICAGO, A 501(C)(3) ORGANIZATION, IS THE DIRECT CONTROLLING ORGANIZATION OF THE QUADRANGLE CLUB. FOR PURPOSES OF completeness, THE FOLLOWING INFORMATION IS PROVIDED: THE RELATED ORGANIZATIONS LISTED BELOW ARE DISREGARDED ENTITIES OF THE UNIVERSITY OF CHICAGO: UCHICAGO ARGONNE LLC -68-0628477; 5801 S. ELLIS AVENUE, CHICAGO, IL 60637 PRIMARY ACTIVITY: MANAGE LAB; LEGAL DOMICILE: ILLINOIS UNIVERSITY OF CHICAGO FOUNDATION LTD - 98-0525557; 5TH FL ALDER CASTLE, 10 NOBLE, LONDON, UNITED KINGDOM PRIMARY ACTIVITY: FUNDRAISING; LEGAL DOMICILE: UNITED KINGDOM THEORY AND COMPUTING SCIENCES BUILDING TRUST - 51-6596577; 5801 S. ELLIS AVENUE, CHICAGO, IL 60637 PRIMARY ACTIVITY: RESEARCH BUILDING; LEGAL DOMICILE: ILLINOIS UCHICAGO TRADING - 30-0517735, 5801 S. ELLIS AVENUE, CHICAGO, IL 60637 PRIMARY ACTIVITY: INVESTING; LEGAL DOMICILE: ILLINOIS UCHICAGO IMPACT LLC - 61-1682394; 1307 E. 60TH STREET, CHICAGO, IL 60637 PRIMARY ACTIVITY: EDUCATION; LEGAL DOMICILE: ILLINOIS Harper Court Holdings, LLC - 5801 S. ELLIS AVENUE, CHICAGO, IL 60637 PRIMARY ACTIVITY: HOLDING COMPANY: LEGAL DOMICILE: ILLINOIS LPA MANAGEMENT LLC - 5801 S. ELLIS AVENUE, CHICAGO, IL 60637 PRIMARY ACTIVITY: PROPERTY MANAGEMENT: LEGAL DOMICILE: ILLINOIS 6014 Cottage Grove LPA Holdings LLC - 5801 S. Ellis Avenue, Chicago, IL 60637 Primary Activity: Property Holding Company Legal Domicile: Illinois Center for Research in Security Prices LLC - 105 West Adams Street, Suite 1700, Chicago, Illinois 60603 Primary Activity: Securities Research and Data Legal Domicile: Illinois Harper Court Holdings 2, LLC - 5801 S. Ellis Avenue, Chicago, IL 60637 Primary Activity: Holding Company Legal Domicile: Illinois FOR PURPOSES OF COMPLETENESS, PLEASE NOTE THE FOLLOWING: THE ENTITIES LISTED BELOW ARE DISREGARDED ENTITIES OF THE UNIVERSITY OF CHICAGO MEDICAL CENTER: UCMC COMMUNITY PHYSICIANS LLC, 5841 S. MARYLAND AVE., CHICAGO, IL 60637 EIN: 38-3865637; PRIMARY ACTIVITY: PHYSICIAN SERVICES; LEGAL DOMICILE: ILLINOIS UNIVERSITY OF CHICAGO MEDICINE CARE NETWORK LLC, 5841 S. MARYLAND AVE., CHICAGO, IL 60637 EIN: 47-4222269; PRIMARY ACTIVITY: HEALTHCARE; LEGAL DOMICILE: ILLINOIS UCM GLOBAL LLC, 5841 S. MARYLAND AVE., CHICAGO, IL 60637 EIN: 32-0579811; PRIMARY ACTIVITY: INTERNATIONAL MEDICAL CONSULTING; LEGAL DOMICILE: ILLINOIS UCMC On-Campus Mammography Services, LLC f/k/a UCMC-Solis On-Campus Mammography Services, LLC and UCMC Off-Campus Mammography Services, LLC f/k/a UCMC-Solis Off-Campus Mammography Services, LLC were related organizations for a short transition period (March 31, 2023-June 30, 2023) before they were dissolved. ALSO NOTE: THE UNIVERSITY OF CHICAGO MEDICAL CENTER IS A LESS THAN 50% MEMBER IN A JOINT VENTURE WITH UCMC/SCH ONCOLOGY JV LLC, A TAX EXEMPT ENTITY, 1850 SILVER CROSS BLVD, NEW LENOX, IL 60451, EIN: 32-2436795 AND THE UNIVERSITY OF CHICAGO MEDICINE CARE NETWORK, LLC, A DISREGARDED ENTITY OF THE UNIVERSITY OF CHICAGO MEDICAL CENTER, IS THE SOLE MEMBER OF THE FOLLOWING RELATED ENTITIES: UCM CARE NETWORK MEDICAL GROUP INC. 5841 S. MARYLAND AVE., CHICAGO, IL 60637 EIN: 47-4221241; PRIMARY ACTIVITY: HEALTHCARE; LEGAL DOMICILE: ILLINOIS UNIVERSITY OF CHICAGO MEDICINE CARE NETWORK AFFILIATED PHYSICIANS LLC, 5841 S. MARYLAND, CHICAGO, IL 60637, EIN: 47-4233918; PRIMARY ACTIVITY: HEALTHCARE; LEGAL DOMICILE: ILLINOIS THE FOLLOWING ENTITY IS A DISREGARDED ENTITY OF UCHICAGO RESEARCH INTERNATIONAL, A RELATED ENTITY: UCHICAGO RESEARCH BANGLADESH LLC, 5801 S. ELLIS AVENUE, CHICAGO, IL 60637 PRIMARY ACTIVITY: SUPPORT RESEARCH; LEGAL DOMICILE: ILLINOIS</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleR>
  </ReturnData>
</Return>
