﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" returnVersion="2024v5.2" xsi:schemaLocation="http://www.irs.gov/efile">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2025-12-18T17:17:20-08:00</ReturnTs>
    <TaxPeriodEndDt>2025-06-30</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>311583554</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>Jack H Hoskins CPA</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>25 Busey Road</AddressLine1Txt>
        <CityNm>Canal Winchester</CityNm>
        <StateAbbreviationCd>OH</StateAbbreviationCd>
        <ZIPCd>43110</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2024-07-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>311323022</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>COALITION FOR ACADEMIC SCIENTIFIC COMPUTATION INC</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>COAL</BusinessNameControlTxt>
      <PhoneNum>6145611844</PhoneNum>
      <USAddress>
        <AddressLine1Txt>1717 PENNSYLVANIA AVE NW</AddressLine1Txt>
        <CityNm>WASHINGTON</CityNm>
        <StateAbbreviationCd>DC</StateAbbreviationCd>
        <ZIPCd>20006</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>Preston Smith</PersonNm>
      <PersonTitleTxt>Treasurer</PersonTitleTxt>
      <PhoneNum>6145611844</PhoneNum>
      <SignatureDt>2025-08-29</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>Jack H Hoskins CPA</PreparerPersonNm>
      <PTIN>P00294253</PTIN>
      <PhoneNum>6145611844</PhoneNum>
      <PreparationDt>2025-12-18</PreparationDt>
      <SelfEmployedInd>X</SelfEmployedInd>
    </PreparerPersonGrp>
    <TaxYr>2024</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="4">
    <IRS990 documentId="IRS990-01" referenceDocumentId="IRS990ScheduleO-01" softwareId="24020153">
      <DoingBusinessAsName>
        <BusinessNameLine1Txt>CASC</BusinessNameLine1Txt>
      </DoingBusinessAsName>
      <PrincipalOfficerNm>Preston Smith</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1Txt>2537 Raintree Dr</AddressLine1Txt>
        <CityNm>West Lafayette</CityNm>
        <StateAbbreviationCd>IN</StateAbbreviationCd>
        <ZIPCd>47906</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>549282</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>false</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <WebsiteAddressTxt>www.casc.org</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1989</FormationYr>
      <LegalDomicileStateCd>OH</LegalDomicileStateCd>
      <ActivityOrMissionDesc>ADVOCATE for the public and private investment in research computing and data services. ADVISE federal agencies on relevant funding programs ENGAGE in policy discussions on research computing and data services.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>105</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>105</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>2</TotalEmployeeCnt>
      <TotalVolunteersCnt>5</TotalVolunteersCnt>
      <TotalGrossUBIAmt>0</TotalGrossUBIAmt>
      <NetUnrelatedBusTxblIncmAmt>0</NetUnrelatedBusTxblIncmAmt>
      <PYContributionsGrantsAmt>401000</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>416000</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>1453</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>2226</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>12012</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>5981</CYInvestmentIncomeAmt>
      <CYOtherRevenueAmt>0</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>414465</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>424207</CYTotalRevenueAmt>
      <PYGrantsAndSimilarPaidAmt>688</PYGrantsAndSimilarPaidAmt>
      <CYGrantsAndSimilarPaidAmt>3079</CYGrantsAndSimilarPaidAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>153572</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>163005</CYSalariesCompEmpBnftPaidAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>0</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>335217</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>350737</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>489477</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>516821</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>-75012</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>-92614</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>731595</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>690740</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>181824</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>211349</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>549771</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>479391</NetAssetsOrFundBalancesEOYAmt>
      <MissionDesc>ADVOCATE for Public and Private investment in research computing and data service ADVISE federal agencies on relevant funding programs ENGAGE in policy discussions on research computing and data services FOSTER a community of leaders in this field PROVIDE a forum for sharing strategic ideas and best practices</MissionDesc>
      <SignificantNewProgramSrvcInd>false</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>false</SignificantChangeInd>
      <ExpenseAmt>516821</ExpenseAmt>
      <GrantAmt>0</GrantAmt>
      <RevenueAmt>414465</RevenueAmt>
      <Desc>Shared ideas and experiences in the development and operation of public funded high performance computers.</Desc>
      <TotalProgramServiceExpensesAmt>516821</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="IRS990ScheduleA-01" referenceDocumentName="IRS990ScheduleA">true</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd>false</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>false</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd referenceDocumentId="IRS990ScheduleD-01" referenceDocumentName="IRS990ScheduleD">true</DonorAdvisedFundInd>
      <ConservationEasementsInd referenceDocumentId="IRS990ScheduleD-01" referenceDocumentName="IRS990ScheduleD">false</ConservationEasementsInd>
      <CollectionsOfArtInd referenceDocumentId="IRS990ScheduleD-01" referenceDocumentName="IRS990ScheduleD">false</CollectionsOfArtInd>
      <CreditCounselingInd referenceDocumentId="IRS990ScheduleD-01" referenceDocumentName="IRS990ScheduleD">false</CreditCounselingInd>
      <DonorRstrOrQuasiEndowmentsInd referenceDocumentId="IRS990ScheduleD-01" referenceDocumentName="IRS990ScheduleD">false</DonorRstrOrQuasiEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="IRS990ScheduleD-01" referenceDocumentName="IRS990ScheduleD">false</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd referenceDocumentId="IRS990ScheduleD-01" referenceDocumentName="IRS990ScheduleD">false</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd referenceDocumentId="IRS990ScheduleD-01" referenceDocumentName="IRS990ScheduleD">false</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd referenceDocumentId="IRS990ScheduleD-01" referenceDocumentName="IRS990ScheduleD">false</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="IRS990ScheduleD-01" referenceDocumentName="IRS990ScheduleD">false</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd referenceDocumentId="IRS990ScheduleD-01" referenceDocumentName="IRS990ScheduleD">false</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd referenceDocumentId="IRS990ScheduleD-01" referenceDocumentName="IRS990ScheduleD">false</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd referenceDocumentId="IRS990ScheduleD-01" referenceDocumentName="IRS990ScheduleD">false</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <ForeignActivitiesInd>false</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd>false</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd>false</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd>false</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd>false</FundraisingActivitiesInd>
      <GamingActivitiesInd>false</GamingActivitiesInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <GrantsToOrganizationsInd>false</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd>false</GrantsToIndividualsInd>
      <ScheduleJRequiredInd>false</ScheduleJRequiredInd>
      <TaxExemptBondsInd>false</TaxExemptBondsInd>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <PYExcessBenefitTransInd>false</PYExcessBenefitTransInd>
      <LoanOutstandingInd>false</LoanOutstandingInd>
      <GrantToRelatedPersonInd>false</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd>false</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd>false</BusinessRlnWithFamMemInd>
      <BusinessRlnWith35CtrlEntInd>false</BusinessRlnWith35CtrlEntInd>
      <DeductibleNonCashContriInd>false</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd>false</DeductibleArtContributionInd>
      <TerminateOperationsInd>false</TerminateOperationsInd>
      <PartialLiquidationInd>false</PartialLiquidationInd>
      <DisregardedEntityInd>false</DisregardedEntityInd>
      <RelatedEntityInd>false</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd>false</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>true</ScheduleORequiredInd>
      <IRPDocumentCnt>2</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <EmployeeCnt>2</EmployeeCnt>
      <EmploymentTaxReturnsFiledInd>true</EmploymentTaxReturnsFiledInd>
      <UnrelatedBusIncmOverLimitInd>false</UnrelatedBusIncmOverLimitInd>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>false</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>false</NondeductibleContributionsInd>
      <QuidProQuoContributionsInd>false</QuidProQuoContributionsInd>
      <Form8282PropertyDisposedOfInd>false</Form8282PropertyDisposedOfInd>
      <RcvFndsToPayPrsnlBnftCntrctInd>false</RcvFndsToPayPrsnlBnftCntrctInd>
      <PayPremiumsPrsnlBnftCntrctInd>false</PayPremiumsPrsnlBnftCntrctInd>
      <TaxableDistributionsInd>false</TaxableDistributionsInd>
      <DistributionToDonorInd>false</DistributionToDonorInd>
      <IndoorTanningServicesInd>false</IndoorTanningServicesInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>105</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>105</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>false</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>false</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>false</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>false</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>true</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>true</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>true</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>true</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>true</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>false</OfficerMailingAddressInd>
      <LocalChaptersInd>false</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>false</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>true</ConflictOfInterestPolicyInd>
      <AnnualDisclosureCoveredPrsnInd>true</AnnualDisclosureCoveredPrsnInd>
      <RegularMonitoringEnfrcInd>false</RegularMonitoringEnfrcInd>
      <WhistleblowerPolicyInd>true</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>false</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>false</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>false</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>false</InvestmentInJointVentureInd>
      <StatesWhereCopyOfReturnIsFldCd>OH</StatesWhereCopyOfReturnIsFldCd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <BusinessName>
          <BusinessNameLine1Txt>Jack H Hoskins CPA</BusinessNameLine1Txt>
        </BusinessName>
        <PhoneNum>6145611844</PhoneNum>
        <USAddress>
          <AddressLine1Txt>25 Busey Road</AddressLine1Txt>
          <CityNm>Canal Winchester</CityNm>
          <StateAbbreviationCd>OH</StateAbbreviationCd>
          <ZIPCd>43110</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <NoListedPersonsCompensatedInd>X</NoListedPersonsCompensatedInd>
      <Form990PartVIISectionAGrp>
        <PersonNm>Rich Knepper</PersonNm>
        <TitleTxt>Chair</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Jill Gemmill</PersonNm>
        <TitleTxt>Vice-Chair</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Barr Von Oehsen</PersonNm>
        <TitleTxt>Secretary/Membership director</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Preston Smith</PersonNm>
        <TitleTxt>Treasurer</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Jim Wilgenbusch</PersonNm>
        <TitleTxt>Past Chair</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Kathryn Kelley</PersonNm>
        <TitleTxt>Executive Director</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <KeyEmployeeInd>X</KeyEmployeeInd>
        <ReportableCompFromOrgAmt>115900</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>115900</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>0</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>1</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>false</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>false</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>false</CompensationFromOtherSrcsInd>
      <MembershipDuesAmt>416000</MembershipDuesAmt>
      <TotalContributionsAmt>416000</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>Miscellaneous</Desc>
        <BusinessCd>611710</BusinessCd>
        <TotalRevenueColumnAmt>2226</TotalRevenueColumnAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>2226</ExclusionAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>2226</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>9756</TotalRevenueColumnAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>9756</ExclusionAmt>
      </InvestmentIncomeGrp>
      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>121300</SecuritiesAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>125075</SecuritiesAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>-3775</SecuritiesAmt>
      </GainOrLossGrp>
      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>-3775</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>0</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>-3775</ExclusionAmt>
      </NetGainOrLossInvestmentsGrp>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>424207</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>0</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>8207</ExclusionAmt>
      </TotalRevenueGrp>
      <GrantsToDomesticIndividualsGrp>
        <TotalAmt>3079</TotalAmt>
        <ProgramServicesAmt>3079</ProgramServicesAmt>
      </GrantsToDomesticIndividualsGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>115900</TotalAmt>
        <ProgramServicesAmt>115900</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </CompCurrentOfcrDirectorsGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>29650</TotalAmt>
        <ProgramServicesAmt>29650</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </OtherSalariesAndWagesGrp>
      <OtherEmployeeBenefitsGrp>
        <TotalAmt>5696</TotalAmt>
        <ProgramServicesAmt>5696</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </OtherEmployeeBenefitsGrp>
      <PayrollTaxesGrp>
        <TotalAmt>11759</TotalAmt>
        <ProgramServicesAmt>11759</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </PayrollTaxesGrp>
      <FeesForServicesManagementGrp>
        <TotalAmt>8148</TotalAmt>
        <ProgramServicesAmt>8148</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </FeesForServicesManagementGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>1150</TotalAmt>
        <ProgramServicesAmt>1150</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>12300</TotalAmt>
        <ProgramServicesAmt>12300</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </FeesForServicesAccountingGrp>
      <FeesForSrvcInvstMgmntFeesGrp>
        <TotalAmt>4028</TotalAmt>
        <ProgramServicesAmt>4028</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </FeesForSrvcInvstMgmntFeesGrp>
      <AdvertisingGrp>
        <TotalAmt>9487</TotalAmt>
        <ProgramServicesAmt>9487</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>6148</TotalAmt>
        <ProgramServicesAmt>6148</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </OfficeExpensesGrp>
      <InformationTechnologyGrp>
        <TotalAmt>28245</TotalAmt>
        <ProgramServicesAmt>28245</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </InformationTechnologyGrp>
      <TravelGrp>
        <TotalAmt>11537</TotalAmt>
        <ProgramServicesAmt>11537</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </TravelGrp>
      <ConferencesMeetingsGrp>
        <TotalAmt>246314</TotalAmt>
        <ProgramServicesAmt>246314</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </ConferencesMeetingsGrp>
      <InsuranceGrp>
        <TotalAmt>2621</TotalAmt>
        <ProgramServicesAmt>2621</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>Payroll prep fees</Desc>
        <TotalAmt>1830</TotalAmt>
        <ProgramServicesAmt>1830</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>Bank/credit card fees</Desc>
        <TotalAmt>9129</TotalAmt>
        <ProgramServicesAmt>9129</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>Science Writer</Desc>
        <TotalAmt>9000</TotalAmt>
        <ProgramServicesAmt>9000</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>Registration fee</Desc>
        <TotalAmt>800</TotalAmt>
        <ProgramServicesAmt>800</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </OtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>516821</TotalAmt>
        <ProgramServicesAmt>516821</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>245024</BOYAmt>
        <EOYAmt>173595</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>152606</BOYAmt>
        <EOYAmt>152623</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <AccountsReceivableGrp>
        <BOYAmt>22852</BOYAmt>
        <EOYAmt>29259</EOYAmt>
      </AccountsReceivableGrp>
      <InvestmentsPubTradedSecGrp>
        <BOYAmt>311113</BOYAmt>
        <EOYAmt>335263</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <TotalAssetsGrp>
        <BOYAmt>731595</BOYAmt>
        <EOYAmt>690740</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>5824</BOYAmt>
        <EOYAmt>2349</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <DeferredRevenueGrp>
        <BOYAmt>176000</BOYAmt>
        <EOYAmt>209000</EOYAmt>
      </DeferredRevenueGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>181824</BOYAmt>
        <EOYAmt>211349</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>449377</BOYAmt>
        <EOYAmt>378987</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>100394</BOYAmt>
        <EOYAmt>100404</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>549771</BOYAmt>
        <EOYAmt>479391</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>731595</BOYAmt>
        <EOYAmt>690740</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>-92614</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>22234</NetUnrlzdGainsLossesInvstAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>false</FSAuditedInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="IRS990ScheduleA-01" softwareId="24020153">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <OtherSupportSumAmt>0</OtherSupportSumAmt>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>263000</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>297494</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>381000</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>401000</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>416000</CurrentTaxYearAmt>
        <TotalAmt>1758494</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TaxRevLeviedOrgnztnlBnft170Grp>
        <TotalAmt>0</TotalAmt>
      </TaxRevLeviedOrgnztnlBnft170Grp>
      <GovtFurnSrvcFcltsVl170Grp>
        <TotalAmt>0</TotalAmt>
      </GovtFurnSrvcFcltsVl170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>263000</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>297494</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>381000</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>401000</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>416000</CurrentTaxYearAmt>
        <TotalAmt>1758494</TotalAmt>
      </TotalCalendarYear170Grp>
      <SubstantialContributorsTotAmt>0</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>1758494</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <TotalAmt>0</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <UnrelatedBusinessNetIncm170Grp>
        <TotalAmt>0</TotalAmt>
      </UnrelatedBusinessNetIncm170Grp>
      <OtherIncome170Grp>
        <TotalAmt>0</TotalAmt>
      </OtherIncome170Grp>
      <TotalSupportAmt>1758494</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>2226</GrossReceiptsRltdActivitiesAmt>
      <PublicSupportCY170Pct>1.00000</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>1.00000</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
      <PublicSupportTotal509Amt>0</PublicSupportTotal509Amt>
      <PublicSupportCY509Pct>0</PublicSupportCY509Pct>
      <InvestmentIncomeCYPct>0</InvestmentIncomeCYPct>
    </IRS990ScheduleA>
    <IRS990ScheduleD documentId="IRS990ScheduleD-01" softwareId="24020153">
      <DonorAdvisedFundsHeldCnt>1</DonorAdvisedFundsHeldCnt>
      <DonorAdvisedFundsVlEOYAmt>96532</DonorAdvisedFundsVlEOYAmt>
      <DisclosedOrgLegCtrlInd>true</DisclosedOrgLegCtrlInd>
      <DisclosedForCharitablePrpsInd>true</DisclosedForCharitablePrpsInd>
    </IRS990ScheduleD>
    <IRS990ScheduleO documentId="IRS990ScheduleO-01" softwareId="24020153">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 6</FormAndLineReferenceDesc>
        <ExplanationTxt>CASC is comprised of member institutions each with a member representative.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 7a</FormAndLineReferenceDesc>
        <ExplanationTxt>Each member has one vote to elect officers to the executive committee.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 7b</FormAndLineReferenceDesc>
        <ExplanationTxt>The executive committee will take action on important issues only in consultation with the membership. Official ratification can occur at any business meeting with two thirds of the vote cast.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>Form 990 is reviewed by the excutive committee before filing</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>The public can request a copy of the financial statements or the IRS Forms 990 upon written request to the executive committee.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>Periodic reviews are conducted.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>