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          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
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        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
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      <OtherLiabilitiesOrgGrp>
        <Desc>NET ASSETS HELD FOR THE BENEFIT OF BROAD INSTITUTE</Desc>
        <Amt>40579160</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>40579160</TotalLiabilityAmt>
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      <SupplementalNonqualRtrPlanInd>1</SupplementalNonqualRtrPlanInd>
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      <InitialContractExceptionInd>0</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ERIC LANDER</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <BaseCompensationFilingOrgAmt>0</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>1036450</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>27105</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>249662</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>21307</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>0</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>1334524</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 4B</FormAndLineReferenceDesc>
        <ExplanationTxt>AS AN ELEMENT OF HIS AMENDED AND RESTATED EMPLOYMENT CONTRACT WITH THE BROAD INSTITUTE EFFECTIVE JULY 1, 2014, ERIC LANDER, THE PRESIDENT/CEO OF THE BROAD INSTITUTE, WILL BE ENTITLED TO RECEIVE LUMP SUM PAYMENTS FROM THE BROAD INSTITUTE ON JUNE 30, 2018 AND 2019 IF HE REMAINS IN THE POSITION OF CORE FACULTY MEMBER OF THE BROAD INSTITUTE.</ExplanationTxt>
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    <IRS990ScheduleM documentId="RetDoc1042900001">
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        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>1</ContributionCnt>
        <NoncashContributionsRptF990Amt>284150</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>FMV</MethodOfDeterminingRevenuesTxt>
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    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART III, LINE 4A:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE STANLEY FUND FOR THE BROAD INSTITUTE (THE "FUND") WAS ESTABLISHED UNDER A TRUST AGREEMENT BY THE SETTLOR AND TRUSTEES ON APRIL 22, 2014. THE FUND WAS ESTABLISHED AS A TYPE I SUPPORTING ORGANIZATION OF THE BROAD INSTITUTE, INC., A BIOMEDICAL RESEARCH INSTITUTE CREATED THROUGH COLLABORATIVE EFFORTS OF THE MASSACHUSETTS INSTITUTE OF TECHNOLOGY AND HARVARD UNIVERSITY ("THE BROAD"). THE BROAD'S OVERALL MISSION IS TO TRANSFORM MEDICINE BY USING SYSTEMATIC APPROACHES TO DRAMATICALLY ACCELERATE THE UNDERSTANDING AND TREATMENT OF DISEASE. ONE OF THE BROAD'S RESEARCH AREAS IS PSYCHIATRIC DISEASES. IN THAT AREA, THE BROAD OPERATES THE STANLEY CENTER FOR PSYCHIATRIC RESEARCH ("THE STANLEY CENTER"), WHICH HAS THE SPECIFIC MISSION "TO DECREASE THE BURDEN OF PSYCHIATRIC DISORDERS THROUGH RESEARCH." THE STANLEY CENTER CARRIES ON WORK IN COLLABORATION WITH INVESTIGATORS THROUGHOUT THE WORLD. THE FUND WILL PROVIDE FINANCIAL SUPPORT FOR THE ACTIVITIES OF THE STANLEY CENTER AT THE BROAD. IT IS MANAGED BY A BOARD OF TRUSTEES. THE FUND'S ACTIVITIES ARE THE INVESTMENT OF ASSETS AND THE PAYMENT OF FUNDS TO THE BROAD IN SUPPORT OF ITS CHARITABLE AND SCIENTIFIC PURPOSES UNDER THE DIRECTION OF THE TRUSTEES SELECTED BY THE BROAD.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 8B</FormAndLineReferenceDesc>
        <ExplanationTxt>THERE ARE NO COMMITTEES WITH AUTHORITY TO ACT ON BEHALF OF THE GOVERNING BODY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11</FormAndLineReferenceDesc>
        <ExplanationTxt>THE STANLEY FUND FOR THE BROAD INSTITUTE'S FORM 990 WAS PREPARED WITH THE ASSISTANCE OF THE ORGANIZATION'S TAX PREPARER, BLUM SHAPIRO. THE DRAFT FORM 990 WAS PROVIDED TO ALL TRUSTEES FOR REVIEW AFTER FILING WITH THE IRS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>TRUSTEES THAT ARE EMPLOYEES OR AFFILIATES OF THE RELATED ORGANIZATION ARE REQUIRED TO ANNUALLY ACKNOWLEDGE HIS FAMILIARITY WITH THE CONFLICT OF INTEREST POLICY AND DISCLOSE IN WRITING TO THE RELATED ORGANIZATION'S CHAIRMAN OF THE BOARD ANY EXISTING FINANCIAL OR OTHER MATERIAL INTERESTS SUBJECT TO THIS POLICY BY COMPLETING A CONFLICT OF INTEREST DISCLOSURE STATEMENT. THE CONFLICT OF INTEREST DISCLOSURE STATEMENTS ARE REVIEWED BY THE CHAIRMAN OF THE RELATED ORGANIZATION'S BOARD. ANY ISSUES NOT PREVIOUSLY DISCLOSED ARE REFERRED BY HIM TO THE RELATED ORGANIZATION'S BOARD. FOR TRUSTEES THAT ARE NOT EMPLOYEES OR AFFILIATES OF THE RELATED ORGANIZATION, THE STANLEY FUND FOR THE BROAD INSTITUTE IS IN THE PROCESS OF IMPLEMENTING INCLUSION OF THESE INDIVIDUALS IN THE WRITTEN POLICY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>NO COMPENSATION IS PAID BY THE STANLEY FUND FOR THE BROAD INSTITUTE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION'S GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY AND FINANCIAL STATEMENTS ARE AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>NET ASSETS HELD FOR THE BENEFIT OF BROAD INSTITUTE -40,579,160.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
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          <BusinessNameLine1Txt>THE BROAD INSTITUTE INC</BusinessNameLine1Txt>
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        <USAddress>
          <AddressLine1Txt>415 MAIN STREET</AddressLine1Txt>
          <CityNm>CAMBRIDGE</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02142</ZIPCd>
        </USAddress>
        <EIN>263428781</EIN>
        <PrimaryActivitiesTxt>RESEARCH</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 7</PublicCharityStatusTxt>
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      <TransferFromOtherOrgInd>0</TransferFromOtherOrgInd>
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</Return>