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        <AverageHoursPerWeekRt>1.0</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <Form990PartVIISectionAGrp>
        <BusinessName>
          <BusinessNameLine1Txt>SUSAN BROGAN</BusinessNameLine1Txt>
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        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.0</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <BusinessName>
          <BusinessNameLine1Txt>JARRETT COLLINS</BusinessNameLine1Txt>
        </BusinessName>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHoursPerWeekRt>50.0</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>330391</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>49262</OtherCompensationAmt>
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      <Form990PartVIISectionAGrp>
        <BusinessName>
          <BusinessNameLine1Txt>MICHELE SOMMER</BusinessNameLine1Txt>
        </BusinessName>
        <TitleTxt>CHIEF FINANCIAL OFFICER</TitleTxt>
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        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>240355</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>20006</OtherCompensationAmt>
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      <Form990PartVIISectionAGrp>
        <BusinessName>
          <BusinessNameLine1Txt>JENNIFER SCHACHTER</BusinessNameLine1Txt>
        </BusinessName>
        <TitleTxt>VP Technology &amp; Digital Experience</TitleTxt>
        <AverageHoursPerWeekRt>50.0</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>247728</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>27972</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <BusinessName>
          <BusinessNameLine1Txt>WILLIAM ALFANO</BusinessNameLine1Txt>
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        <TitleTxt>DIR OF MKTG &amp; STRAT PSHIPS</TitleTxt>
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        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>224385</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <TotalReportableCompFromOrgAmt>1858117</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>209552</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>6</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>false</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>true</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>false</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>JOHN CAPELLUPO</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>SENSORY SPECIALISTS</AddressLine1Txt>
            <AddressLine2Txt>PO BOX 94</AddressLine2Txt>
            <CityNm>NORTH SCITUATE</CityNm>
            <StateAbbreviationCd>MA</StateAbbreviationCd>
            <ZIPCd>02060</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>AV SERVICES</ServicesDesc>
        <CompensationAmt>122897</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>Sarah Mercurio</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>563 East 7th Street</AddressLine1Txt>
            <CityNm>Boston</CityNm>
            <StateAbbreviationCd>MA</StateAbbreviationCd>
            <ZIPCd>02127</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>Design Services</ServicesDesc>
        <CompensationAmt>116902</CompensationAmt>
      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>1</CntrctRcvdGreaterThan100KCnt>
      <FundraisingAmt>70957505</FundraisingAmt>
      <NoncashContributionsAmt>2714372</NoncashContributionsAmt>
      <TotalContributionsAmt>70957505</TotalContributionsAmt>
      <TotalOthProgramServiceRevGrp>
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        <RelatedOrExemptFuncIncomeAmt>0</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
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      <TotalProgramServiceRevenueAmt>0</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
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        <ExclusionAmt>1661775</ExclusionAmt>
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      <RentalIncomeOrLossGrp>
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        <PersonalAmt>0</PersonalAmt>
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      <GainOrLossGrp>
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        <OtherAmt>0</OtherAmt>
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      <FundraisingGrossIncomeAmt>8599961</FundraisingGrossIncomeAmt>
      <ContriRptFundraisingEventAmt>71257505</ContriRptFundraisingEventAmt>
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      <NetIncomeOrLossGrp>
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        <ExclusionAmt>212259</ExclusionAmt>
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      <MiscellaneousRevenueGrp>
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        <RelatedOrExemptFuncIncomeAmt>0</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>0</ExclusionAmt>
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      <OtherRevenueTotalAmt>0</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
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        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>5970762</ExclusionAmt>
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      <GrantsToDomesticOrgsGrp>
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        <ProgramServicesAmt>72000000</ProgramServicesAmt>
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      <CompCurrentOfcrDirectorsGrp>
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        <ManagementAndGeneralAmt>1802048</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
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      <OtherSalariesAndWagesGrp>
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        <ManagementAndGeneralAmt>776051</ManagementAndGeneralAmt>
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      <PensionPlanContributionsGrp>
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      <OtherEmployeeBenefitsGrp>
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        <ManagementAndGeneralAmt>234507</ManagementAndGeneralAmt>
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      <PayrollTaxesGrp>
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        <ManagementAndGeneralAmt>144470</ManagementAndGeneralAmt>
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      <FeesForServicesLegalGrp>
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        <ManagementAndGeneralAmt>55465</ManagementAndGeneralAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
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        <ManagementAndGeneralAmt>75524</ManagementAndGeneralAmt>
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        <ManagementAndGeneralAmt>118487</ManagementAndGeneralAmt>
        <FundraisingAmt>473948</FundraisingAmt>
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      <AdvertisingGrp>
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        <FundraisingAmt>405272</FundraisingAmt>
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      <OfficeExpensesGrp>
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        <ManagementAndGeneralAmt>14378</ManagementAndGeneralAmt>
        <FundraisingAmt>129400</FundraisingAmt>
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      <InformationTechnologyGrp>
        <TotalAmt>91321</TotalAmt>
        <ManagementAndGeneralAmt>91321</ManagementAndGeneralAmt>
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      <OccupancyGrp>
        <TotalAmt>184877</TotalAmt>
        <ManagementAndGeneralAmt>184877</ManagementAndGeneralAmt>
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      <ConferencesMeetingsGrp>
        <TotalAmt>46051</TotalAmt>
        <FundraisingAmt>46051</FundraisingAmt>
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      <DepreciationDepletionGrp>
        <TotalAmt>80744</TotalAmt>
        <ManagementAndGeneralAmt>80744</ManagementAndGeneralAmt>
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      <OtherExpensesGrp>
        <Desc>CREDIT CARD PROCESS FEES</Desc>
        <TotalAmt>941386</TotalAmt>
        <ManagementAndGeneralAmt>188277</ManagementAndGeneralAmt>
        <FundraisingAmt>753109</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>LOCKBOX ANALYSIS FEE</Desc>
        <TotalAmt>29696</TotalAmt>
        <FundraisingAmt>29696</FundraisingAmt>
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      <OtherExpensesGrp>
        <Desc>PROFESSIONAL DEVELOPMENT</Desc>
        <TotalAmt>7257</TotalAmt>
        <ManagementAndGeneralAmt>7257</ManagementAndGeneralAmt>
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      <AllOtherExpensesGrp>
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        <ProgramServicesAmt>0</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
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      <TotalFunctionalExpensesGrp>
        <TotalAmt>77777317</TotalAmt>
        <ProgramServicesAmt>72000000</ProgramServicesAmt>
        <ManagementAndGeneralAmt>3939841</ManagementAndGeneralAmt>
        <FundraisingAmt>1837476</FundraisingAmt>
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      <CashNonInterestBearingGrp>
        <BOYAmt>247469</BOYAmt>
        <EOYAmt>413728</EOYAmt>
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      <SavingsAndTempCashInvstGrp>
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      <AccountsReceivableGrp>
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        <EOYAmt>1223296</EOYAmt>
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      <ReceivablesFromOfficersEtcGrp>
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        <EOYAmt>0</EOYAmt>
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      <RcvblFromDisqualifiedPrsnGrp>
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      <InventoriesForSaleOrUseGrp>
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        <EOYAmt>8321</EOYAmt>
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      <PrepaidExpensesDefrdChargesGrp>
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        <EOYAmt>248984</EOYAmt>
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        <EOYAmt>235277</EOYAmt>
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        <EOYAmt>219340</EOYAmt>
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      <AccountsPayableAccrExpnssGrp>
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        <EOYAmt>217655</EOYAmt>
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      <LoansFromOfficersDirectorsGrp>
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        <EOYAmt>0</EOYAmt>
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      <OtherLiabilitiesGrp>
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        <EOYAmt>1865102</EOYAmt>
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        <EOYAmt>2082757</EOYAmt>
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      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
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        <EOYAmt>882521</EOYAmt>
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      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>1750000</BOYAmt>
        <EOYAmt>1025000</EOYAmt>
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      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>2456571</BOYAmt>
        <EOYAmt>1907521</EOYAmt>
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      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>4292909</BOYAmt>
        <EOYAmt>3990278</EOYAmt>
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      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
      <ReconcilationRevenueExpnssAmt>-849050</ReconcilationRevenueExpnssAmt>
      <DonatedServicesAndUseFcltsAmt>3221135</DonatedServicesAndUseFcltsAmt>
      <OtherChangesInNetAssetsAmt>-2921135</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>true</FSAuditedInd>
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        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
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      <AuditCommitteeInd>true</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
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    <IRS990ScheduleA documentId="IRS990ScheduleA" softwareId="23017437" softwareVersionNum="2023v5.1">
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      <GiftsGrantsContriRcvd170Grp>
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        <CurrentTaxYearMinus3YearsAmt>53487418</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>62948457</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>68337885</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>70957505</CurrentTaxYearAmt>
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      <TaxRevLeviedOrgnztnlBnft170Grp>
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      <GovtFurnSrvcFcltsVl170Grp>
        <TotalAmt>0</TotalAmt>
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      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>63943081</CurrentTaxYearMinus4YearsAmt>
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        <CurrentTaxYearMinus1YearAmt>68337885</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>70957505</CurrentTaxYearAmt>
        <TotalAmt>319674346</TotalAmt>
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      <SubstantialContributorsTotAmt>0</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>319674346</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>671666</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>232276</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>6963</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>690405</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1661775</CurrentTaxYearAmt>
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      <UnrelatedBusinessNetIncm170Grp>
        <TotalAmt>0</TotalAmt>
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      <OtherIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>0</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>0</CurrentTaxYearMinus3YearsAmt>
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        <CurrentTaxYearMinus1YearAmt>0</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>0</CurrentTaxYearAmt>
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      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
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      <OtherAssetsOrgGrp>
        <Desc>RIGHT OF USE ASSET</Desc>
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        <Amt>1033226</Amt>
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      <OtherLiabilitiesOrgGrp>
        <Desc>PREPAID FUNDRAISING</Desc>
        <Amt>418121</Amt>
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      <OtherLiabilitiesOrgGrp>
        <Desc>LEASE LIABILITY</Desc>
        <Amt>398755</Amt>
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      <OtherLiabilitiesOrgGrp>
        <Desc>PREPAID SPONSORSHIP</Desc>
        <Amt>15000</Amt>
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      <TotalRevEtcAuditedFinclStmtAmt>84926700</TotalRevEtcAuditedFinclStmtAmt>
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      <RevenueNotReportedFinclStmtAmt>0</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>76928267</TotalRevenuePerForm990Amt>
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      <DonatedServicesUseFcltsAmt>3221135</DonatedServicesUseFcltsAmt>
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      <ExpensesNotReportedAmt>7998434</ExpensesNotReportedAmt>
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      <ExpensesNotRptFinclStmtAmt>0</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>77777317</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule D, Part X, Line 2 FIN 48 (ASC 740) FOOTNOTE FROM AUDIT</FormAndLineReferenceDesc>
        <ExplanationTxt>THERE WAS NO FIN 48 (ASC 740) FOOTNOTE IN THE AUDITED FINANCIAL STATEMENTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule D, Part XI, Line 2(d) Other revenues in audited financial statements not in form 990</FormAndLineReferenceDesc>
        <ExplanationTxt>RECLASS COST OF GOODS SOLD - 274065 RECLASS IN-KIND EVENT EXPENSES - 4503233</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule D, Part XII, Line 2(d) Other expenses in audited financial statements not in form 990</FormAndLineReferenceDesc>
        <ExplanationTxt>RECLASS COST OF GOODS SOLD - 274066 RECLASS IN-KIND EVENT EXPENSES - 4503233</ExplanationTxt>
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          <BusinessNameLine1Txt>DANA-FARBER CANCER INSTITUTE INC</BusinessNameLine1Txt>
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          <AddressLine1Txt>450 BROOKLINE AVENUE</AddressLine1Txt>
          <AddressLine2Txt>BP4 18</AddressLine2Txt>
          <CityNm>BOSTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
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        <RecipientEIN>042263040</RecipientEIN>
        <IRCSectionDesc>501 (C) (3)</IRCSectionDesc>
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        <FormAndLineReferenceDesc>Schedule I, Part I, Line 2 Procedures for monitoring use of grant funds.</FormAndLineReferenceDesc>
        <ExplanationTxt>AS STATED IN PART I, THE ORGANIZATION'S MISSION IS TO RAISE FUNDS TO BE DISTRIBUTED TO THE JIMMY FUND AT THE DANA-FARBER CANCER INSTITUTE (DFCI), A WELL RECOGNIZED 501(C)(3) ORGANIZATION, FOR ITS USE IN CONNECTION WITH THE RESEARCH, TREATMENT AND CURE OF AND EDUCATION ABOUT CANCER. THERE IS A LONGSTANDING RELATIONSHIP BETWEEN THE TWO ORGANIZATIONS. PMC DOES NOT HAVE A MONITORING FUNCTION AT DFCI. SINCE 1980 WHEN WILLIAM STARR AND 36 RIDERS RAISED AND DONATED $10,200 FOR THE DANA-FARBER CANCER INSTITUTE (DFCI), THERE HAS BEEN A CLOSE RELATIONSHIP BETWEEN DFCI AND THIS ANNUAL BICYCLING FUNDRAISER, WHICH NOW HAS APPROXIMATELY 7,000 RIDERS AND WHICH, THIS YEAR ALONE, DONATED $72 MILLION TO DFCI. TWO MEMBERS OF THE PAN MASSACHUSETTS CHALLENGE BOARD OF DIRECTORS (WILLIAM STARR, PRESIDENT/EXECUTIVE DIRECTOR OF PAN MASSACHUSETTS CHALLENGE, AND JOSH BEKENSTEIN) SIT ON THE DFCI BOARD OF TRUSTEES. ONE DFCI SENIOR MANAGER (MELANY DUVAL) ALSO SITS ON THE PAN MASSACHUSETTS CHALLENGE BOARD. ALTHOUGH THERE IS NO FORMAL MONITORING OF THE FUNDS DONATED TO DFCI BY THE PAN MASSACHUSETTS CHALLENGE, THE TWO ORGANIZATIONS HAVE A CLOSE WORKING RELATIONSHIP, ENSURING THE FUNDS ARE USED APPROPRIATELY.</ExplanationTxt>
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          <BusinessNameLine1Txt>JARRETT COLLINS</BusinessNameLine1Txt>
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        <TitleTxt>DIR OF MKTG &amp; STRAT PSHIPS</TitleTxt>
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          <BusinessNameLine1Txt>JENNIFER SCHACHTER</BusinessNameLine1Txt>
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        <TitleTxt>VP Technology &amp; Digital Experience</TitleTxt>
        <BaseCompensationFilingOrgAmt>222615</BaseCompensationFilingOrgAmt>
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        <FormAndLineReferenceDesc>Schedule J, Part I, Line 1a Tax indemnification and gross-up payments</FormAndLineReferenceDesc>
        <ExplanationTxt>WILLIAM STARR RECEIVES CAR AND LIFE INSURANCE ALLOWANCES WHICH ARE GROSSED UP. THESE ALLOWANCES INCLUSIVE OF THE GROSS UP ARE INCLUDED IN TAXABLE COMPENSATION.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule J, Part I, Line 5a Compensation contingent on revenues of the organization</FormAndLineReferenceDesc>
        <ExplanationTxt>FOR 2023, WILLIAM STARR AND JARRETT COLLINS WERE PAID BASE SALARIES, AND THEY RECEIVED BONUSES BASED ON THE PERFORMANCE OF THE PAN MASSACHUSETTS CHALLENGE FOR 2023, AS MEASURED BY THE SIZE OF ITS DONATION TO THE DANA-FARBER CANCER INSTITUTE (DFCI) THAT YEAR FOR CANCER RESEARCH. AS IN PRIOR YEARS, THE DONATION WAS DETERMINED BY THE PAN MASSACHUSETTS CHALLENGE BOARD OF DIRECTORS (MR. STARR AND MR. COLLINS WERE NOT PRESENT FOR, AND DID NOT PARTICIPATE IN, THE VOTE). THEIR BONUS COMPENSATION FORMULA WAS DESIGNED, AMONG OTHER THINGS, TO MAXIMIZE THE ORGANIZATION'S FUNDRAISING EFFICIENCY; AND HELPED THE PAN MASSACHUSETTS CHALLENGE, FOR THE SEVENTEENTH CONSECUTIVE YEAR, TO DONATE 100% OF RIDER-RAISED FUNDS RECEIVED IN THE CURRENT YEAR TO DFCI. (THE PAN MASSACHUSETTS CHALLENGE BUDGET IS UNDERWRITTEN BY SPONSORSHIP PAYMENTS, AUXILIARY REVENUE AND BIKE-A-THON REGISTRATION FEES.) WILLIAM STARR'S COMPENSATION CONSISTS OF AN ANNUAL BASE SALARY OF $539,189 AND A BONUS BASED ON THE AMOUNT THE PAN MASSACHUSETTS CHALLENGE DONATES FOR THE YEAR. HE RECEIVED A BONUS OF $220,000 IN 2023. JARRETT COLLINS' COMPENSATION CONSISTS OF A BASE SALARY OF $304,141 AND A BONUS OF $26,250 WHICH IS BASED ON THE AMOUNT THE PAN MASSACHUSETTS CHALLENGE DONATES FOR THE YEAR. JENNIFER SCHACHTER'S COMPENSATION CONSISTS OF A BASE SALARY OF $222,615 AND A BONUS IN THE AMOUNT OF $25,113. MICHELE SOMMER'S COMPENSATION CONSISTS OF A BASE SALARY OF $216,438 AND A BONUS IN THE AMOUNT OF $23,917. WILLIAM ALFANO'S COMPENSATION CONSISTS OF A BASE SALARY OF $200,885 AND A BONUS IN THE AMOUNT OF $23,500. BONUSES FOR JENNIFER SCHACHTER, MICHELE SOMMER, AND WILLIAM ALFANO, ARE AWARDED BASED 50% ON INDIVIDUAL PERFORMANCE EVALUATIONS AND 50% ON ORGANIZATION PERFORMANCE.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule J, Part I, Line 2 SUBSTANTIATION REQUIREMENT FOR LINE 1A ITEMS</FormAndLineReferenceDesc>
        <ExplanationTxt>ORGANIZATION DID NOT REQUIRE SUBSTANTIATION PRIOR TO REIMBURSING OR ALLOWING EXPENSES INCURRED BECAUSE GROSS-UP PAYMENTS WERE ALLOWANCES AND SUCH SUBSTANTIATION IS NOT NEEDED FOR ALLOWANCES.</ExplanationTxt>
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        <RelationshipDescriptionTxt>SPOUSE OF WILLIAM STARR</RelationshipDescriptionTxt>
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        <TransactionDesc>MEREDITH BEATON STARR IS THE SPOUSE OF WILLIAM STARR, PRESIDENT/DIRECTOR/BOARD MEMBER OF PAN MASSACHUSETTS CHALLENGE. MEREDITH BEATON STARR IS THE DIRECTOR OF STEWARDSHIP AND DFCI LIAISON. DIRECTOR OF STEWARDSHIP AND DFCI LIAISON RESPONSIBILITIES INCLUDE PATIENT REFERRALS, COORDINATING AND ASSISTING HEAD STAFF IN SITE DEVELOPMENT, MANAGEMENT AND OVERSIGHT OF SPECIFIC PMC/DFCI PROGRAMS INCLUDING THE PEDAL PARTNER PROGRAM, AND ASSISTANCE WITH THE RECRUITMENT AND CULTIVATION OF SPONSORS, RIDERS, VOLUNTEERS, STAFF AND DONORS AT PMC AND DFCI EVENTS. SHE WAS PAID REASONABLE COMPENSATION AS AN EMPLOYEE OF THE FILING ORGANIZATION.</TransactionDesc>
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        <FormAndLineReferenceDesc>Form 990, Part VI, Line 4 Significant changes to organizational documents</FormAndLineReferenceDesc>
        <ExplanationTxt>The PMC Board adopted amendments to the PMC Bylaws to: render more flexible the timeframe for submitting nominations to fill open Board positions; allow more flexibility in the setting of dates for the PMC Annual Meeting and regular Board meetings; and allow for the appointment of individuals who are not PMC Board members as chairs of PMC committees that are not comprised only of Board members.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 11b Review of form 990 by governing body</FormAndLineReferenceDesc>
        <ExplanationTxt>PAID PREPARERS PREPARED THE RETURN. MANAGEMENT CONSISTING OF THE EXECUTIVE DIRECTOR, CEO, CFO, THE CHAIRMAN OF THE BOARD AND THE TREASURER REVIEWED A DRAFT OF THE RETURN AND THE BOARD VIEWED THE FINAL RETURN BEFORE SUBMISSION FOR FILING.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 12c Conflict of interest policy</FormAndLineReferenceDesc>
        <ExplanationTxt>OUR CONFLICT OF INTEREST POLICY, WHICH HAS BEEN APPROVED BY THE BOARD, IS PROVIDED EACH YEAR TO ALL BOARD MEMBERS AND OFFICERS. THE BOARD MEMBERS AND OFFICERS ARE REQUIRED TO COMPLETE AND SIGN AN ANNUAL POLICY DISCLOSURE STATEMENT INDICATING THAT THEY HAVE READ AND AGREE TO COMPLY WITH THE POLICY, AND IDENTIFYING ALL INTERESTS (E.G., EMPLOYMENT OR OTHER COMPENSATION OR FINANCIAL RELATIONSHIPS) THAT COULD GIVE RISE TO A CONFLICT OF INTEREST UNDER THE POLICY. THESE DISCLOSURES ARE REVIEWED BY COUNSEL. THE CONFLICT OF INTEREST POLICY DEFINES TYPES OF FINANCIAL INTEREST THAT ARE TO BE DISCLOSED, OUTLINES PROCEDURES FOR DETERMINING WHETHER A CONFLICT EXISTS AND, IF SO, HOW TO ADDRESS THE CONFLICT, OUTLINES THE PROCESS TO RESPOND TO SUSPECTED VIOLATIONS OF THE CONFLICTS POLICY, AND CHARGES THE GOVERNING BOARD OF THE ORGANIZATION OR A COMMITTEE THEREOF TO TAKE APPROPRIATE DISCIPLINARY AND/OR CORRECTIVE ACTION IN THE EVENT OF A VIOLATION OF THE POLICY. THE POLICY ALSO REQUIRES THAT MINUTES OF GOVERNING BOARD AND COMMITTEE MEETINGS RELATING TO CONFLICTS OF INTEREST MATTERS BE MAINTAINED, AND THAT THEY INCLUDE THE NAMES OF THOSE WHO DISCLOSED OR WERE FOUND TO HAVE A FINANCIAL INTEREST, THE NATURE OF THE INTEREST, ANY ACTION TAKEN TO DETERMINE WHETHER A CONFLICT WAS PRESENT, THE DECISION REGARDING WHETHER A CONFLICT WAS PRESENT, AND, WHERE A CONFLICT WAS FOUND TO BE PRESENT, THE NAMES OF THE PERSONS PRESENT FOR DISCUSSION AND VOTES RELATING TO THE MATTER, THE CONTENT OF THE DISCUSSION (INCLUDING ALTERNATIVES TO THE PROPOSED TRANSACTION OR ARRANGEMENT), AND A RECORD OF ANY VOTES TAKEN.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 15a Process to establish compensation of top management official</FormAndLineReferenceDesc>
        <ExplanationTxt>THE EXECUTIVE DIRECTOR'S ANNUAL COMPENSATION IS ANALYZED, REVIEWED, AND RECOMMENDED BY THE COMPENSATION COMMITTEE AND APPROVED BY A VOTE OF THE FULL PAN MASSACHUSETTS CHALLENGE BOARD OF DIRECTORS (OTHER THAN THE EXECUTIVE DIRECTOR). THE COMPENSATION COMMITTEE AND BOARD UTILIZE AN INDEPENDENT COMPENSATION CONSULTANT'S REPORT TO BENCHMARK AND EVALUATE THE EXECUTIVE DIRECTOR'S COMPENSATION WITH COMPARABLE ORGANIZATIONS. THIS PROCESS WAS COMPLETED DURING THE REVIEW OF THE EXECUTIVE DIRECTOR'S MOST RECENT EMPLOYMENT CONTRACT IN 2014. COMPENSATION OF ALL EMPLOYEES IS INCLUDED IN THE ANNUAL BUDGET, WHICH IS REVIEWED AND APPROVED BY THE BOARD OF DIRECTORS. EXTERNAL BENCHMARKS WERE USED TO REVIEW ALL EMPLOYEES' COMPENSATION AS OF 2023.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 15b Process to establish compensation of other employees</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CHIEF FINANCIAL OFFICER'S COMPENSATION IS REVIEWED AND APPROVED BY THE EXECUTIVE DIRECTOR, PRESIDENT AND CHAIRMAN OF THE BOARD. COMPENSATION OF ALL EMPLOYEES IS INCLUDED IN THE ANNUAL BUDGET, WHICH IS REVIEWED AND APPROVED BY THE BOARD OF DIRECTORS. EXTERNAL BENCHMARKS WERE USED TO REVIEW ALL EMPLOYEES' COMPENSATION AS OF 2023.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 19 Required documents available to the public</FormAndLineReferenceDesc>
        <ExplanationTxt>GOVERNING DOCUMENTS, THE CONFLICT OF INTEREST POLICY AND FINANCIAL STATEMENTS ARE AVAILABLE UPON REQUEST.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part XI, Line 9 Other changes in net assets or fund balances</FormAndLineReferenceDesc>
        <ExplanationTxt>ADJUSTMENT FOR USE OF IN-KIND CONTRIBUTIONS - -3221135; RESTRICTED DONATIONS - 300000;</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART X, LINE 15 and Line 25 OTHER ASSETS AND OTHER LIABILITIES</FormAndLineReferenceDesc>
        <ExplanationTxt>AS OF DECEMBER 31, 2022, PMC RECORDED A RENT LIABILITY AS A COMPONENT OF OTHER LIABILITIES IN THE AMOUNT OF $546,579.</ExplanationTxt>
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