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        <PersonNm>MARK STINSON</PersonNm>
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        <PersonNm>TODD WALKER</PersonNm>
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        <PersonNm>MICHAEL FAGIN</PersonNm>
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        <PersonNm>JOSEPH NOLAN</PersonNm>
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        <PersonNm>RUSSELL RADER</PersonNm>
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        <PersonNm>DAVID ZUBY</PersonNm>
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        <PersonNm>MATTHEW MOORE</PersonNm>
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        <ProgramServicesAmt>6114805</ProgramServicesAmt>
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        <ProgramServicesAmt>5043555</ProgramServicesAmt>
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        <ProgramServicesAmt>1123225</ProgramServicesAmt>
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        <ProgramServicesAmt>749801</ProgramServicesAmt>
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        <EOYAmt>118464</EOYAmt>
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        <EOYAmt>691495</EOYAmt>
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        <EOYAmt>25862164</EOYAmt>
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        <EOYAmt>29004649</EOYAmt>
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        <EOYAmt>5169574</EOYAmt>
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        <EOYAmt>65034654</EOYAmt>
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        <EOYAmt>463006</EOYAmt>
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        <EOYAmt>3348008</EOYAmt>
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        <EOYAmt>11141857</EOYAmt>
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        <EOYAmt>14952871</EOYAmt>
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        <EOYAmt>50081783</EOYAmt>
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        <EOYAmt>65034654</EOYAmt>
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      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
      <ReconcilationRevenueExpnssAmt>-34359</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>2127668</NetUnrlzdGainsLossesInvstAmt>
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      <InfoInScheduleOPartXIIInd>X</InfoInScheduleOPartXIIInd>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
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      <InvestmentIncomePYPct>0.02060</InvestmentIncomePYPct>
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      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>SCHEDULE A, PART III, LINE 12, EXPLANATION OF OTHER INCOME:</FormAndLineReferenceDesc>
        <ExplanationTxt>FILMS AND PUBLICATIONS - 2020 AMOUNT: $ 69. MISCELLANEOUS - 2020 AMOUNT: $ 133,250. 2021 AMOUNT: $ 10,253. 2022 AMOUNT: $ 66,551. 2023 AMOUNT: $ 22,294. 2024 AMOUNT: $ 14,255. GAIN LOSS ON DISPOSITION OF PROPERTY - 2021 AMOUNT: $ -11,453. 2023 AMOUNT: $ -7,033. 2024 AMOUNT: $ 15,576.</ExplanationTxt>
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        <EndYearBalanceAmt>1012521</EndYearBalanceAmt>
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      <OtherAssetsOrgGrp>
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        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
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        <TitleTxt>DIR STATISTICAL SERV</TitleTxt>
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        <OtherCompensationFilingOrgAmt>3002</OtherCompensationFilingOrgAmt>
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        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
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        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JESSICA CICCHINO</PersonNm>
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        <OtherCompensationFilingOrgAmt>236</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
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        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
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        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>297332</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MICHAEL POWELL</PersonNm>
        <TitleTxt>DIRECTOR OF IT</TitleTxt>
        <BaseCompensationFilingOrgAmt>193834</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>9478</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>800</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>20492</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
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        <TotalCompensationFilingOrgAmt>265134</TotalCompensationFilingOrgAmt>
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        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JESSICA JERMAKIAN</PersonNm>
        <TitleTxt>SR. RESEARCH ENGINEER</TitleTxt>
        <BaseCompensationFilingOrgAmt>215497</BaseCompensationFilingOrgAmt>
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        <BonusFilingOrganizationAmount>11000</BonusFilingOrganizationAmount>
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        <OtherCompensationFilingOrgAmt>305</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>21925</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
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        <TotalCompensationFilingOrgAmt>264069</TotalCompensationFilingOrgAmt>
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        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 4B</FormAndLineReferenceDesc>
        <ExplanationTxt>INSURANCE INSTITUTE FOR HIGHWAY SAFETY MAINTAINS TWO NON-QUALIFIED DEFERRED COMPENSATION PLANS. FOR 2024 THE INSURANCE INSTITUTE FOR HIGHWAY SAFETY CONTRIBUTED $44,000 FOR DAVID HARKEY.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD OF DIRECTORS DOES NOT REVIEW THE FORM 990. HOWEVER, THEY DO APPROVE THE AUDITED FINANCIAL STATEMENTS. THE TREASURER REVIEWED THE FORM 990 BEFORE IT WAS FILED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE INSTITUTE HAS A WRITTEN CONFLICT OF INTEREST POLICY FOR ITS EMPLOYEES AND THE BOARD OF DIRECTORS. THE BOARD OF DIRECTORS COMPLETED AN ANNUAL SURVEY THAT MONITORED AND ENFORCED COMPLIANCE WITH THE CONFLICT OF INTEREST POLICY AND IDENTIFIED ANY FAMILY AND BUSINESS RELATIONSHIPS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>UNDER THE INSTITUTE'S BYLAWS, THE EXECUTIVE COMMITTEE HAS THE AUTHORITY TO SET COMPENSATION FOR OFFICERS OF THE INSTITUTE. THE EXECUTIVE COMMITTEE OF THE BOARD OF DIRECTORS MET IN DECEMBER 2023 TO REVIEW THE OFFICER'S COMPENSATION FOR CALENDAR YEAR 2024. THE COMMITTEE REVIEWED EACH OFFICER'S PERFORMANCE, COMPENSATION HISTORY AND COMPARABILITY DATA ON OFFICER COMPENSATION REPORTED ON FORM 990 FOR SEVERAL NON-PROFIT ORGANIZATIONS THAT HAVE COMMUNICATIONS AND RESEARCH RESPONSIBILITIES SIMILAR TO THE INSTITUTE AND ON MOTOR VEHICLE RELATED ORGANIZATIONS THAT WORK ON HIGHWAY AND VEHICLE SAFETY ISSUES. IN ADDITION, THE COMMITTEE MEMBERS DREW UPON THEIR KNOWLEDGE OF COMPENSATION WITHIN THEIR OWN COMPANIES, THE INSURANCE INDUSTRY IN GENERAL AND NATIONAL TRENDS IN COMPENSATION. THE DECISION ON COMPENSATION WAS MADE SOLELY BY THE COMMITTEE, WHICH CONSISTS OF INDIVIDUALS THAT ARE NOT SUBJECT TO THE CONTROL OF THE INSTITUTE'S OFFICERS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 18</FormAndLineReferenceDesc>
        <ExplanationTxt>THE INSTITUTE'S FORM 990 IS AVAILABLE UPON WRITTEN REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE INSTITUTE'S DOCUMENTS ARE AVAILABLE UPON WRITTEN REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>POSTRETIREMENT BENEFIT PLAN ACTUARIAL LOSS NOT YET RECOGNIZED -460,490.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="RetDoc1043400001">
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>HIGHWAY LOSS DATA INSTITUTE</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>4121 WILSON BLVD 6TH FLOOR</AddressLine1Txt>
          <CityNm>ARLINGTON</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>22203</ZIPCd>
        </USAddress>
        <EIN>520964200</EIN>
        <PrimaryActivitiesTxt>PERFORMS SCIENTIFIC STUDIES OF INSURANCE CLAIMS DATA AND PUBLISHES FINDINGS.</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>DC</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>509(A)(2)</PublicCharityStatusTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>0</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>0</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>0</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>0</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>1</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>1</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>0</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>1</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>0</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>0</TransferFromOtherOrgInd>
    </IRS990ScheduleR>
  </ReturnData>
</Return>