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      <Form990PartVIISectionAGrp>
        <PersonNm>SANDRA WAITE JD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>ADAORA A ADIMORA MD MPH</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>CHARLES E HEWETT PHD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>GEOFFREY W SMITH JD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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        <PersonNm>DAVID J ROUX</PersonNm>
        <TitleTxt>BOARD CHAIR</TitleTxt>
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        <OfficerInd>X</OfficerInd>
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        <PersonNm>THOMAS C BARRY</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>OTIS W BRAWLEY MD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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      <Form990PartVIISectionAGrp>
        <PersonNm>KATHLEEN A CORBET UNTIL 821</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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        <PersonNm>TIMOTHY D DATTELS</PersonNm>
        <TitleTxt>VICE BOARD CHAIR</TitleTxt>
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        <PersonNm>JULIE H DAUM</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>LON CARDON PHD FMEDSCI</PersonNm>
        <TitleTxt>PRESIDENT &amp; CEO</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>STEVEN B FINK JD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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        <PersonNm>JOAN A STEITZ PHD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>JEFFREY M FRIEDMAN MD PHD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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        <PersonNm>JOHN A GIBBONS JR</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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        <PersonNm>NEAL B MILCH JD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>GEORGE G MONTGOMERY</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>FRANK MOSS PHD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DENNIS J PAUSTENBACH PHD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>JENNY E ROOKE PHD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>JOSHUA BRODER</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MARY KATE WOLD JD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>JEAN HOFFMAN</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>S CATHERINE LONGLEY</PersonNm>
        <TitleTxt>EXECUTIVE VICE PRESIDENT &amp; COO</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DOUGLAS ABBOTT</PersonNm>
        <TitleTxt>CHIEF FINANCIAL OFFICER</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DANIEL HOAG</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>AUROBINDO NAIR</PersonNm>
        <TitleTxt>EXECUTIVE VP &amp; PRESIDENT JMCRS</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>KENNETH H FASMAN</PersonNm>
        <TitleTxt>SENIOR VICE PRESIDENT RESEARCH</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>NADIA A ROSENTHAL</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>CHARLES LEE MD</PersonNm>
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        <PersonNm>JENS RUETER</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>BARBARA-JEAN BORMANN-KENNEDY</PersonNm>
        <TitleTxt>VP SCI TRANSLATION/ALLIANCES</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>CHARLES MILLER</PersonNm>
        <TitleTxt>CEO, THE JACKSON LABORATORY ANITECH BIOTECH LTD</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>KATHY VANDEGRIFT UNTIL 1121</PersonNm>
        <TitleTxt>ASSOC. GM, SITE DIR &amp; PROD</TitleTxt>
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        <PersonNm>EMILY SCHORER</PersonNm>
        <TitleTxt>CHIEF HUMAN RESOURCES OFFICER</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>JOHN RYAN</PersonNm>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>BIOTRANS LLC</BusinessNameLine1Txt>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>9 LIDGERWOOD PLACE</AddressLine1Txt>
            <CityNm>MORRISTOWN</CityNm>
            <StateAbbreviationCd>NJ</StateAbbreviationCd>
            <ZIPCd>07960</ZIPCd>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>ROPES &amp; GRAY</BusinessNameLine1Txt>
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          <USAddress>
            <AddressLine1Txt>800 BOYLSTON STREET</AddressLine1Txt>
            <CityNm>BOSTON</CityNm>
            <StateAbbreviationCd>MA</StateAbbreviationCd>
            <ZIPCd>02199</ZIPCd>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>E L SHEA</BusinessNameLine1Txt>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>23 CHURCH STREET</AddressLine1Txt>
            <CityNm>ELLSWORTH</CityNm>
            <StateAbbreviationCd>ME</StateAbbreviationCd>
            <ZIPCd>04605</ZIPCd>
          </USAddress>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>WHITING TURNER CONTRACTING</BusinessNameLine1Txt>
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          <USAddress>
            <AddressLine1Txt>300 EAST JOPPA ROAD</AddressLine1Txt>
            <CityNm>BALTIMORE</CityNm>
            <StateAbbreviationCd>MD</StateAbbreviationCd>
            <ZIPCd>21286</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>CONSTRUCTION MGMT</ServicesDesc>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>WRIGHT-RYAN CONSTRUCTION INC</BusinessNameLine1Txt>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>10 DANFORTH STREET</AddressLine1Txt>
            <CityNm>PORTLAND</CityNm>
            <StateAbbreviationCd>ME</StateAbbreviationCd>
            <ZIPCd>04101</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>CONSTRUCTION MGMT</ServicesDesc>
        <CompensationAmt>3030297</CompensationAmt>
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      <CntrctRcvdGreaterThan100KCnt>156</CntrctRcvdGreaterThan100KCnt>
      <GovernmentGrantsAmt>101646691</GovernmentGrantsAmt>
      <AllOtherContributionsAmt>19111065</AllOtherContributionsAmt>
      <NoncashContributionsAmt>1359121</NoncashContributionsAmt>
      <TotalContributionsAmt>120757756</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>GENETIC RESOURCES</Desc>
        <BusinessCd>541700</BusinessCd>
        <TotalRevenueColumnAmt>362741785</TotalRevenueColumnAmt>
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        <UnrelatedBusinessRevenueAmt>370497</UnrelatedBusinessRevenueAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>COVID TESTING</Desc>
        <BusinessCd>541700</BusinessCd>
        <TotalRevenueColumnAmt>51316633</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>51316633</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
        <Desc>RESEARCH</Desc>
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        <BookValueAmt>50516866</BookValueAmt>
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        <Desc>ALTERNATIVE</Desc>
        <BookValueAmt>113377340</BookValueAmt>
        <MethodValuationCd>F</MethodValuationCd>
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        <Desc>RETIREMENT PLAN OBLIGATIONS</Desc>
        <Amt>6728856</Amt>
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      <TotalLiabilityAmt>6728856</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
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      <NetUnrealizedGainsInvstAmt>27932045</NetUnrealizedGainsInvstAmt>
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      <RevenueSubtotalAmt>572874395</RevenueSubtotalAmt>
      <RevenueNotReportedFinclStmtAmt>0</RevenueNotReportedFinclStmtAmt>
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      <TotExpnsEtcAuditedFinclStmtAmt>515804213</TotExpnsEtcAuditedFinclStmtAmt>
      <OtherExpensesIncludedAmt>8595790</OtherExpensesIncludedAmt>
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      <ExpensesNotRptFinclStmtAmt>2286832</ExpensesNotRptFinclStmtAmt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>CERTAIN DONORS CONTRIBUTE WORKS OF ART IN LIEU OF CASH CONTRIBUTIONS. THE LABORATORY HAS UNDERTAKEN TO HOLD THE ITEMS FOR PRESERVATION FOR FUTURE GENERATIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE INVESTMENT AND SPENDING POLICIES FOR THE ENDOWMENT ASSETS HAVE BEEN ESTABLISHED TO PROVIDE A PREDICTABLE STREAM OF FUNDING FOR THE PROGRAMS SUPPORTED BY THE ENDOWMENT WHILE SEEKING TO MAINTAIN THE PURCHASING POWER OF THE ENDOWMENT ASSETS. ENDOWMENT FUNDS WERE PRIMARILY SPENT ON RESEARCH, TRAINING AND EDUCATION.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE LABORATORY IS A NOT-FOR-PROFIT ORGANIZATION AS DESCRIBED IN SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE (THE CODE), AS AMENDED, AND IS GENERALLY EXEMPT FROM INCOME TAXES PURSUANT TO THE CODE. JAX SHANGHAI AND JAX BEIJING ARE TAXABLE ENTITIES ORGANIZED UNDER THE REGULATIONS OF THE PEOPLE'S REPUBLIC OF CHINA. JAX HONG KONG IS A TAXABLE ENTITY ORGANIZED UNDER THE REGULATIONS OF HONG KONG. JAX JAPAN HOLDINGS AND JAX JAPAN ARE TAXABLE ENTITIES ORGANIZED UNDER THE REGULATIONS OF JAPAN. IN ACCORDANCE WITH GAAP, THE LABORATORY ASSESSES WHETHER THERE ARE UNCERTAIN TAX POSITIONS AND DETERMINED THAT THERE WERE NO UNCERTAIN TAX POSITIONS THAT WOULD HAVE A MATERIAL EFFECT ON THE CONSOLIDATED FINANCIAL STATEMENTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>FOREIGN SUBSIDIARY NOT REPORTED ON 990 36,236,142. NON-OPERATING EXPENSES -2,419,245.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>FOREIGN SUBSIDIARY NOT REPORTED ON 990 8,595,790.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>NON-OPERATING EXPENSES 2,286,832.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
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        <TypeOfActivitiesConductedTxt>INVESTMENTS</TypeOfActivitiesConductedTxt>
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      <ForeignCorpOwnershipInd>1</ForeignCorpOwnershipInd>
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      <SupplementalInformationDetail>
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        <ExplanationTxt>THE BASIS OF ACCOUNTING ON THE FINANCIAL STATEMENTS IS ACCRUAL.</ExplanationTxt>
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          <CityNm>HARTFORD</CityNm>
          <StateAbbreviationCd>CT</StateAbbreviationCd>
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        <PurposeOfGrantTxt>GENERAL SUPPORT</PurposeOfGrantTxt>
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          <CityNm>SACRAMENTO</CityNm>
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          <BusinessNameLine1Txt>JESUP MEMORIAL LIBRARY</BusinessNameLine1Txt>
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          <CityNm>BAR HARBOR</CityNm>
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        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>269561</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>36619</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>99000</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>12515</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>978362</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>KENNETH H FASMAN</PersonNm>
        <TitleTxt>SENIOR VICE PRESIDENT RESEARCH</TitleTxt>
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        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>132613</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>3564</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>97200</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>30767</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>721015</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>CHARLES MILLER</PersonNm>
        <TitleTxt>CEO, THE JACKSON LABORATORY ANITECH</TitleTxt>
        <BaseCompensationFilingOrgAmt>193826</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>90000</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>66554</BonusFilingOrganizationAmount>
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        <OtherCompensationFilingOrgAmt>288529</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>49527</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>21605</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>620041</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>90000</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>DOUGLAS ABBOTT</PersonNm>
        <TitleTxt>CHIEF FINANCIAL OFFICER</TitleTxt>
        <BaseCompensationFilingOrgAmt>384313</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>92667</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>11460</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>59000</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>28749</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>576189</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>NADIA A ROSENTHAL</PersonNm>
        <TitleTxt>SCIENTIFIC DIRECTOR</TitleTxt>
        <BaseCompensationFilingOrgAmt>436787</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>70664</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>7893</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>29000</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>1359</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>545703</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>KATHY VANDEGRIFT UNTIL 1121</PersonNm>
        <TitleTxt>ASSOC. GM, SITE DIR &amp; PROD</TitleTxt>
        <BaseCompensationFilingOrgAmt>377977</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>91719</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>7742</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>29000</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>25565</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>532003</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JENS RUETER</PersonNm>
        <TitleTxt>MEDICAL DIRECTOR</TitleTxt>
        <BaseCompensationFilingOrgAmt>389355</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>69823</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>2970</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>29000</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>29841</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>520989</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>CHARLES LEE MD</PersonNm>
        <TitleTxt>SCIENTIFIC DIRECTOR, JAX GM</TitleTxt>
        <BaseCompensationFilingOrgAmt>372303</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>56778</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>2681</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>29000</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>31483</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>492245</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>BARBARA-JEAN BORMANN-KENNEDY</PersonNm>
        <TitleTxt>VP SCI TRANSLATION/ALLIANCES</TitleTxt>
        <BaseCompensationFilingOrgAmt>367527</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>73586</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>19214</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>29000</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>1247</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>490574</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>EMILY SCHORER</PersonNm>
        <TitleTxt>CHIEF HUMAN RESOURCES OFFICER</TitleTxt>
        <BaseCompensationFilingOrgAmt>345308</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>60928</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>47078</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>29000</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>1196</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>483510</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>DANIEL HOAG</PersonNm>
        <TitleTxt>GENERAL COUNSEL &amp; SECRETARY</TitleTxt>
        <BaseCompensationFilingOrgAmt>249588</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>90636</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>1585</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>16353</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>358162</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JOHN RYAN</PersonNm>
        <TitleTxt>FORMER GENERAL COUNSEL &amp; SECRETARY</TitleTxt>
        <BaseCompensationFilingOrgAmt>54046</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>103428</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>125</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>1400</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>158999</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>TAX INDEMNIFICATION AND GROSS-UP PAYMENTS: THE JACKSON LABORATORY GROSSES UP THE AMOUNT ADDED TO WAGES FOR IMPUTED INSURANCE PREMIUMS FOR LIFE, DISABILITY, AND LONG TERM CARE BENEFITS FOR THE SENIOR MANAGEMENT GROUP TO COVER TAXES. THE LABORATORY ALSO GROSSES UP WAGES TO COVER THE TAX IMPACT OF GIFT CARDS AND OTHER AWARDS OR PRIZES TO EMPLOYEES SO THAT THE RECIPIENTS RECEIVE THE FULL VALUE OF THE GIFT OR AWARD.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 4B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE LABORATORY MAINTAINS A DEFERRED COMPENSATION PLAN UNDER SECTION 457(F): CONTRIBUTIONS MADE: PRESIDENT/CEO $ 250,000 EXECUTIVE VICE PRESIDENT/COO $70,000 SENIOR VICE PRESIDENT OF RESEARCH $68,200 EXECUTIVE VP/PRESIDENT JMCRS $ 40,000 CHIEF FINANCIAL OFFICER $30,000 CEO, THE JACKSON LABORATORY ANITECH BIOTECH LTD $21,000 DISTRIBUTIONS MADE: PRESIDENT/CEO $ 215,070 EXECUTIVE VP/PRESIDENT JMCRS $150,527</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 7</FormAndLineReferenceDesc>
        <ExplanationTxt>THE TOTAL COMPENSATION PACKAGE OF CERTAIN OFFICERS, KEY EMPLOYEES, AND OTHER EMPLOYEES INCLUDES VARIABLE COMPENSATION AWARDED BASED ON PERFORMANCE.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleL documentId="RetDoc1042800001">
      <BusTrInvolveInterestedPrsnGrp>
        <NameOfInterested>
          <BusinessName>
            <BusinessNameLine1Txt>ALAN SAWYER</BusinessNameLine1Txt>
          </BusinessName>
        </NameOfInterested>
        <RelationshipDescriptionTxt>KEY EMPLOYEE -N ROSENTHAL</RelationshipDescriptionTxt>
        <TransactionAmt>245887</TransactionAmt>
        <TransactionDesc>EMPLOYMENT - FAMILY MEMBER</TransactionDesc>
        <SharingOfRevenuesInd>0</SharingOfRevenuesInd>
      </BusTrInvolveInterestedPrsnGrp>
    </IRS990ScheduleL>
    <IRS990ScheduleM documentId="RetDoc1042900001">
      <SecuritiesPubliclyTradedGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>34</ContributionCnt>
        <NoncashContributionsRptF990Amt>1346402</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>FMV</MethodOfDeterminingRevenuesTxt>
      </SecuritiesPubliclyTradedGrp>
      <DrugsAndMedicalSuppliesGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>2</ContributionCnt>
        <NoncashContributionsRptF990Amt>12719</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>FMV</MethodOfDeterminingRevenuesTxt>
      </DrugsAndMedicalSuppliesGrp>
      <Form8283ReceivedCnt>0</Form8283ReceivedCnt>
      <AnyPropertyThatMustBeHeldInd>0</AnyPropertyThatMustBeHeldInd>
      <ReviewProcessUnusualNCGiftsInd>1</ReviewProcessUnusualNCGiftsInd>
      <ThirdPartiesUsedInd>0</ThirdPartiesUsedInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, SCH. M, PART I, COLUMN B</FormAndLineReferenceDesc>
        <ExplanationTxt>CONTRIBUTIONS THE NUMBER OF CONTRIBUTIONS ARE REPORTED IN COLUMN B.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleM>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART III, LINE 1</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PURPOSES OF THE LABORATORY ARE SCIENTIFIC, MEDICAL, CHARITABLE, AND EDUCATIONAL TO DISCOVER PRECISE GENOMIC SOLUTIONS FOR DISEASE AND EMPOWER THE BIOMEDICAL COMMUNITY. TO ACCOMPLISH THIS MISSION, THE LABORATORY: 1) CONDUCTS BASIC BIOMEDICAL RESEARCH TO INCREASE THE KNOWLEDGE OF DEVELOPMENT, GROWTH, REPRODUCTION, PHYSIOLOGY, AND PATHOPHYSIOLOGY THROUGH RESEARCH WITH GENETICALLY DEFINED EXPERIMENTAL MOUSE MODELS AND OTHER MODELS OF DISEASE; 2) CONDUCTS TRANSLATIONAL BIOMEDICAL RESEARCH TO IDENTIFY THE GENOMIC IMPACT ON HUMAN DISEASE, PROMOTE THE ESTABLISHMENT OF MORE PRECISE, TARGETED THERAPIES, OFFER CUTTING EDGE GENOMIC DIAGNOSTICS TO IMPROVE PATIENT CARE, AND PROVIDE ADVANCED COMPUTATIONAL TOOLS, DATABASES AND KNOWLEDGE MANAGEMENT SYSTEMS TO THE BIOMEDICAL RESEARCH AND MEDICAL COMMUNITIES; 3) TRAINS AND EDUCATES STUDENTS, SCIENTISTS, PHYSICIANS, AND OTHER PROFESSIONALS IN THESE AREAS; AND 4) PROMOTES SCIENTIFIC DISCOVERY THROUGH THE PROVISION OF MOUSE MODELS AND OTHER MODELS OF HUMAN DISEASE AND THE PROVISION OF RESEARCH, CLINICAL, COMPUTATIONAL AND INFORMATION SERVICES TO THE GLOBAL SCIENTIFIC AND MEDICAL COMMUNITIES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>FORM 990 REVIEW PROCESS THE AUDIT AND ENTERPRISE RISK MANAGEMENT COMMITTEE OF THE JACKSON LABORATORY'S BOARD OF TRUSTEES REVIEWS A DRAFT COPY OF THE IRS FORM 990 BEFORE IT IS PROVIDED TO THE BOARD OF TRUSTEES. AFTER THE AUDIT AND ENTERPRISE RISK MANAGEMENT COMMITTEE'S REVIEW, THE PUBLIC DISCLOSURE COPY OF IRS FORM 990 IS FINALIZED AND PROVIDED TO THE BOARD OF TRUSTEES PRIOR TO FILING WITH THE INTERNAL REVENUE SERVICE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE JACKSON LABORATORY REQUESTS ALL OFFICERS, BOARD MEMBERS AND KEY EMPLOYEES COMPLETE A "CERTIFICATION OF COMPLIANCE WITH CONFLICT OF INTEREST POLICY AND CODE OF ETHICS" FORM AND A "CONFLICT OF INTEREST DISCLOSURE FORM" QUESTIONNAIRE, AND DISTRIBUTES ALL POLICIES REGARDING THE CONFLICT OF INTEREST AND CODE OF ETHICS. THIS PROCESS IS DONE ANNUALLY. THE DISCLOSURE AND COMPLIANCE ATTESTATIONS ARE RETURNED TO THE GENERAL COUNSEL, WHERE THEY ARE RECORDED AND TALLIED FOR COMPLETENESS. DISCLOSURES, AS WELL AS ANY FOLLOW UP QUESTIONS, ARE ROUTED THROUGH GENERAL COUNSEL, AND IF NECESSARY THE AUDIT AND ENTERPRISE RISK COMMITTEE. TRUSTEES AND EXECUTIVES WITH AN APPARENT OR ACTUAL CONFLICT OF INTEREST RECUSE THEMSELVES FROM DECISION MAKING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>COMPENSATION POLICY THE COMPENSATION AND HUMAN RESOURCES COMMITTEE OF THE BOARD OF TRUSTEES REVIEWS AND APPROVES COMPENSATION AND BENEFITS FOR THE CHIEF EXECUTIVE OFFICER AND THE COMMITTEE REVIEWS THE COMPENSATION AND BENEFITS FOR THE OFFICERS AND KEY EMPLOYEES LISTED IN SCHEDULE J. MEMBERS OF THE COMMITTEE ARE INDEPENDENT TRUSTEES SELECTED BY THE CHAIR OF THE BOARD OF TRUSTEES. THE COMMITTEE IS GUIDED BY COMPENSATION MARKET DATA FOR SIMILAR POSITIONS IN COMPARABLE ORGANIZATIONS. MARKET DATA IS PREPARED FOR THE COMMITTEE BY AN EXTERNAL EXECUTIVE COMPENSATION FIRM WHICH CONSIDERS COMPENSATION INFORMATION REPORTED IN FORM 990'S OF COMPARABLE ORGANIZATIONS AND THE RESULTS OF RECOGNIZED COMPENSATION SURVEYS. THE CHIEF HUMAN RESOURCES OFFICER IS AVAILABLE TO THE COMMITTEE TO PROVIDE ANY OTHER DATA NEEDED. THE CEO MEETS WITH THE COMMITTEE AT LEAST ANNUALLY TO REVIEW THE COMPENSATION OF HIS DIRECT REPORTS. THE COMMITTEE'S REVIEW PROCESS AND RESULTS ARE DOCUMENTED IN MINUTES OF THE MEETINGS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION'S FORM 990 IS AVAILABLE ON WWW.GUIDESTAR.ORG AND ON THE ORGANIZATION'S PUBLIC WEBSITE WWW.JAX.ORG. THE ORGANIZATION'S FINANCIAL STATEMENTS ARE AVAILABLE AT WWW.JAX.ORG. THE GOVERNING DOCUMENTS AND CONFLICT OF INTEREST POLICY ARE MADE AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
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        <DisregardedEntityName>
          <BusinessNameLine1Txt>JACKSON LABORATORY HOLDINGS LLC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>1209 ORANGE STREET</AddressLine1Txt>
          <CityNm>WILMINGTON</CityNm>
          <StateAbbreviationCd>DE</StateAbbreviationCd>
          <ZIPCd>19801</ZIPCd>
        </USAddress>
        <EIN>010211513</EIN>
        <PrimaryActivitiesTxt>HOLDINGS</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>DE</LegalDomicileStateCd>
        <TotalIncomeAmt>-755563</TotalIncomeAmt>
        <EndOfYearAssetsAmt>80764818</EndOfYearAssetsAmt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>JACKSON LAB</BusinessNameLine1Txt>
        </DirectControllingEntityName>
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      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>THE JACKSON LAB M&amp;T (SHANGHAI) CO LTD</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <ForeignAddress>
          <AddressLine1Txt>RM 629 C BLK NO 3 2889 JINKE RD</AddressLine1Txt>
          <CityNm>SHANGHAI</CityNm>
          <CountryCd>CH</CountryCd>
        </ForeignAddress>
        <PrimaryActivitiesTxt>MEDICAL SCIENCE</PrimaryActivitiesTxt>
        <LegalDomicileForeignCountryCd>CH</LegalDomicileForeignCountryCd>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>JAX HOLDINGS</BusinessNameLine1Txt>
        </DirectControllingEntityName>
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        <ShareOfEOYAssetsAmt>2865118</ShareOfEOYAssetsAmt>
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      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>THE JACKSON LABORATORY ANITECH BIOTECHNO</BusinessNameLine1Txt>
        </RelatedOrganizationName>
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          <AddressLine1Txt>10 LIN HE NORTH STREET SHUNYI DIST</AddressLine1Txt>
          <CityNm>BEIJING</CityNm>
          <CountryCd>CH</CountryCd>
        </ForeignAddress>
        <PrimaryActivitiesTxt>MEDICAL SCIENCE</PrimaryActivitiesTxt>
        <LegalDomicileForeignCountryCd>CH</LegalDomicileForeignCountryCd>
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          <BusinessNameLine1Txt>HK HOLDINGS</BusinessNameLine1Txt>
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          <CountryCd>HK</CountryCd>
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        <PrimaryActivitiesTxt>GENETIC RESOURCES</PrimaryActivitiesTxt>
        <LegalDomicileForeignCountryCd>HK</LegalDomicileForeignCountryCd>
        <DirectControllingEntityName>
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          <BusinessNameLine1Txt>JACKSON LABORATORY JAPAN HOLDINGS INC</BusinessNameLine1Txt>
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          <AddressLine1Txt>3-17-6 SHINYOKOHAMA</AddressLine1Txt>
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          <AddressLine1Txt>INNOTECH BUILDING 11F 3-17-6 SHIN-</AddressLine1Txt>
          <CityNm>KANAGAWA</CityNm>
          <CountryCd>JA</CountryCd>
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        <LegalDomicileForeignCountryCd>JA</LegalDomicileForeignCountryCd>
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        <ShareOfEOYAssetsAmt>90389627</ShareOfEOYAssetsAmt>
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        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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      <GiftGrntOrCapContriToOthOrgInd>1</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>0</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>1</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>0</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>0</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>0</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>0</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>0</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>0</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>0</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>0</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>0</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>0</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>0</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>0</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>0</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>1</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>0</TransferFromOtherOrgInd>
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        <OtherOrganizationName>
          <BusinessNameLine1Txt>JACKSON LABORATORY HONG KONG HOLDINGS LTD</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>B</TransactionTypeTxt>
        <InvolvedAmt>3750000</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>FMV</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>THE JACKSON LABORATORY M&amp;T (SHANGHAI) CO LTD</BusinessNameLine1Txt>
        </OtherOrganizationName>
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        <InvolvedAmt>4966225</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>FMV</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>THE JACKSON LABORATORY JAPAN HOLDINGS INC</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>B</TransactionTypeTxt>
        <InvolvedAmt>75911497</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>FMV</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>JACKSON LABORATORY JAPAN HOLDINGS INC</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>D</TransactionTypeTxt>
        <InvolvedAmt>43372192</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>FMV</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
    </IRS990ScheduleR>
  </ReturnData>
</Return>
