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INTERNATIONAL SOCIETY ON THROMBOSIS AND HAEMOSTASIS INC: Form 990, tax year 2025

View the entire original 990 at ProPublica ↗

Organization
INTERNATIONAL SOCIETY ON THROMBOSIS AND HAEMOSTASIS INC (EIN 23-7428305)
Tax period
2025-01-01 to 2025-12-31
Filed
2026-04-22
IRS object ID
202631129349300118
Schema version
2025v4.0
Source
Download XML · Original 990 at ProPublica

Every field in the e-filed return. Faint text is the IRS element name, for citing.

Return header ReturnHeader

FieldValueIRS element (for citing)
Return2026-04-22T09:46:38-04:00ReturnTs
Tax Period End2025-12-31TaxPeriodEndDt

Preparer Firm PreparerFirmGrp

FieldValueIRS element (for citing)
Preparer Firm EIN994124805PreparerFirmEIN

Preparer Firm Name PreparerFirmName

FieldValueIRS element (for citing)
Business Name Line1KELLY PARTNERSFRS ACCOUNTANTSBusinessNameLine1Txt

Preparer US Address PreparerUSAddress

FieldValueIRS element (for citing)
Address Line11301 66TH ST NAddressLine1Txt
CitySAINT PETERSBURGCityNm
State AbbreviationFLStateAbbreviationCd
ZIP337105501ZIPCd
FieldValueIRS element (for citing)
Return Type990ReturnTypeCd
Tax Period Begin2025-01-01TaxPeriodBeginDt

Filer Filer

FieldValueIRS element (for citing)
EIN237428305EIN

Business Name BusinessName

FieldValueIRS element (for citing)
Business Name Line1INTERNATIONAL SOCIETY ON THROMBOSISBusinessNameLine1Txt
Business Name Line2AND HAEMOSTASIS INCBusinessNameLine2Txt
FieldValueIRS element (for citing)
Business Name ControlINTEBusinessNameControlTxt
Phone9199293807PhoneNum

US Address USAddress

FieldValueIRS element (for citing)
Address Line1301 S MCDOWELL STREET STE 125 1996AddressLine1Txt
CityCHARLOTTECityNm
State AbbreviationNCStateAbbreviationCd
ZIP28202ZIPCd

Business Officer BusinessOfficerGrp

FieldValueIRS element (for citing)
PersonJEFFREY CAIOLAPersonNm
Person TitleDIR FINANCE & OPSPersonTitleTxt
Phone9199293807PhoneNum
Signature2026-04-20SignatureDt
Discuss With Paid PreparerYes (true)DiscussWithPaidPreparerInd

Preparer Person PreparerPersonGrp

FieldValueIRS element (for citing)
Preparer PersonPAUL E HOROWITZPreparerPersonNm
PTINP01474269PTIN
Phone7273471120PhoneNum
Preparation2026-04-20PreparationDt
FieldValueIRS element (for citing)
Tax2025TaxYr
Build TS2025-03-06 01:10:19ZBuildTS

Form 990 IRS990

Doing Business As Name DoingBusinessAsName

FieldValueIRS element (for citing)
Business Name Line1ISTHBusinessNameLine1Txt
FieldValueIRS element (for citing)
Principal OfficerTHOMAS REISERPrincipalOfficerNm
Gross Receipts$27,294,161GrossReceiptsAmt
Group Return For AffiliatesfalseGroupReturnForAffiliatesInd
Organization501c3Yes (X)Organization501c3Ind
Website AddressWWW.ISTH.ORGWebsiteAddressTxt
Type Of Organization CorpYes (X)TypeOfOrganizationCorpInd
Formation1974FormationYr
Legal Domicile StateNCLegalDomicileStateCd
Activity Or MissionTO FURTHER RESEARCH & EDUCATION ON THE MAJOR DISEASE OF THROMBOSIS AND DISORDERS OF HAEMOSTASIS.ActivityOrMissionDesc
Voting Members Governing Body21VotingMembersGoverningBodyCnt
Voting Members Independent21VotingMembersIndependentCnt
Total Employee36TotalEmployeeCnt
Total Volunteers175TotalVolunteersCnt
Total Gross UBI$0TotalGrossUBIAmt
PY Contributions Grants$2,298,293PYContributionsGrantsAmt
CY Contributions Grants$2,360,597CYContributionsGrantsAmt
PY Program Service Revenue$7,461,959PYProgramServiceRevenueAmt
CY Program Service Revenue$9,084,122CYProgramServiceRevenueAmt
PY Investment Income$1,438,508PYInvestmentIncomeAmt
CY Investment Income$1,359,922CYInvestmentIncomeAmt
PY Other Revenue-$21,621PYOtherRevenueAmt
CY Other Revenue-$690CYOtherRevenueAmt
PY Total Revenue$11,177,139PYTotalRevenueAmt
CY Total Revenue$12,803,951CYTotalRevenueAmt
PY Grants And Similar Paid$398,446PYGrantsAndSimilarPaidAmt
CY Grants And Similar Paid$407,330CYGrantsAndSimilarPaidAmt
CY Benefits Paid To Members$0CYBenefitsPaidToMembersAmt
PY Salaries Comp Emp Bnft Paid$4,880,261PYSalariesCompEmpBnftPaidAmt
CY Salaries Comp Emp Bnft Paid$4,549,055CYSalariesCompEmpBnftPaidAmt
CY Total Prof Fndrsng Expns$0CYTotalProfFndrsngExpnsAmt
CY Total Fundraising Expense$313,937CYTotalFundraisingExpenseAmt
PY Other Expenses$7,942,430PYOtherExpensesAmt
CY Other Expenses$6,991,056CYOtherExpensesAmt
PY Total Expenses$13,221,137PYTotalExpensesAmt
CY Total Expenses$11,947,441CYTotalExpensesAmt
PY Revenues Less Expenses-$2,043,998PYRevenuesLessExpensesAmt
CY Revenues Less Expenses$856,510CYRevenuesLessExpensesAmt
Total Assets BOY$17,709,554TotalAssetsBOYAmt
Total Assets EOY$18,797,413TotalAssetsEOYAmt
Total Liabilities BOY$3,769,527TotalLiabilitiesBOYAmt
Total Liabilities EOY$3,528,776TotalLiabilitiesEOYAmt
Net Assets Or Fund Balances BOY$13,940,027NetAssetsOrFundBalancesBOYAmt
Net Assets Or Fund Balances EOY$15,268,637NetAssetsOrFundBalancesEOYAmt
Info In Schedule O Part IIIYes (X)InfoInScheduleOPartIIIInd
MissionTHE INTERNATIONAL SOCIETY ON THROMBOSIS AND HAEMOSTASIS (ISTH) ADVANCES THE UNDERSTANDING, PREVENTION, DIAGNOSIS AND TREATMENT OF CONDITIONS RELATED TO THROMBOSIS AND HEMOSTASIS. THE SOCIETY IS DEDICATED TO TRANSFORMATIVE SCIENTIFIC DISCOVERIES AND CLINICAL PRACTICES, THE DEVELOPMENT OF YOUNG PROFESSIONALS AND THE EDUCATION OF PHYSICIANS, SCIENTISTS AND ALLIED HEALTH PROFESSIONALS WHEREVER THEY MAY LIVE.MissionDesc
Significant New Program SrvcfalseSignificantNewProgramSrvcInd
Significant ChangefalseSignificantChangeInd
Expense$5,487,426ExpenseAmt
Revenue$6,170,445RevenueAmt
DescTHE INTERNATIONAL SOCIETY ON THROMBOSIS AND HAEMOSTSIS XXXIII CONGRESS AND 71ST MEETING OF THE SCIENTIFIC AND STANDARDIZATION COMMITTEE TOOK PLACE IN-PERSON (WASHINGTON DC) AND VIRTUALLY JUNE 21-25, 2025. THE SCIENTIFIC PROGRAM INCLUDED EXPERT PRESENTATIONS, EDUCATIONAL, POSTER, TECHNICAL, AND SSC SUBCOMMITTEE SESSIONS AS WELL AS SUBMISSION AND PRESENTATION OF ABSTRACTS. ISTH CONGRESSES ARE OPEN TO THE GLOBAL SCIENTIFIC COMMUNITY IN THE FIELD OF THROMBOSIS AND HAEMOSTASIS. MANY OF THE PROCEEDINGS OF THE CONGRESS ARE AVAILABLE VIA OPEN ACCESS THROUGH THE SOCIETY'S JOURNAL AND WEBSITE.Desc

Prog Srvc Accom Acty2 ProgSrvcAccomActy2Grp

FieldValueIRS element (for citing)
Expense$1,976,294ExpenseAmt
Grant$285,658GrantAmt
DescEDUCATION SYMPOSIA LED BY EXPERT MEMBERS IN INDUSTRIALIZED AND DEVELOPING COUNTRIES, FELLOWSHIPS AND TRAINING COURSES FOR EARLY CAREER PROFESSIONALS FROM BOTH INDUSTRIALIZED AND DEVELOPING COUNTRIES, WEBINARS, WEBCASTS AND ON-LINE COURSES DEVELOPED BY INTERNATIONALLY RECOGNIZED EXPERTS, SUPPORT FOR ABSTRACT PRESENTERS FROM DEVELOPING COUNTRIES TO ATTEND ANNUAL MEETINGS.Desc

Prog Srvc Accom Acty3 ProgSrvcAccomActy3Grp

FieldValueIRS element (for citing)
Expense$545,515ExpenseAmt
Grant$3,000GrantAmt
DescADVOCACY: WORLD THROMBOSIS DAY (WTD) IS A GLOBAL INITIATIVE INCREASING AWARENESS OF BLOOD CLOTS-THEIR CAUSES, RISK FACTORS, SYMPTOMS, PREVENTION, AND TREATMENT-TO REDUCE THROMBOSIS-RELATED DEATH AND DISABILITY. AS A WHO NON-STATE ACTOR, ISTH INTEGRATES THE LATEST COAGULATION RESEARCH INTO PUBLIC HEALTH DECISION-MAKING TO IMPROVE PATIENT OUTCOMES. AS A FOUNDING MEMBER OF ETHA, WE UNITE LEADING ORGANIZATIONS TO ADVANCE THROMBOSIS AND HEMOSTASIS POLICY, EDUCATION, AND RESEARCH ACROSS EUROPE.Desc

Prog Srvc Accom Acty Other ProgSrvcAccomActyOtherGrp

FieldValueIRS element (for citing)
Expense$1,549,567ExpenseAmt
Grant$118,672GrantAmt
Revenue$2,913,677RevenueAmt
DescPUBLICATION (HARDCOPY AND ONLINE) OF THE JOURNAL OF THROMBOSIS AND HAEMOSTASIS(JTH), WHICH SERVES AS AN INTERNATIONAL FORUM FOR ORIGINAL RESEARCH ARTICLES, REPORTS AND RECOMMENDATIONS AND REVIEWS RELATED TO THE IMPORTANT MEDICAL PROBLEMS OF THROMBOSIS, BLEEDING DISORDERS, AND VASCULAR BIOLOGY. TWELVE ISSUES ARE PUBLISHED ANNUALLY. PUBLICATION OF A MONTHLY E- NEWSLETTER PROVIDING INFORMATION ON ISTH EVENTS, EDUCATIONAL ACTIVITIES AND PROGRAMS, NEWS AND INTERVIEWS. COMPLEMENTING THE SOCIETY'S FLAGSHIP JOURNAL, JOURNAL OF THROMBOSIS AND HAEMOSTASIS (JTH), IS THE OPEN ACCESS ONLINE JOURNAL, RESEARCH AND PRACTICE IN THROMBOSIS AND HAEMOSTASIS (RPTH). RPTH IS A PLATFORM FOR SCIENCE AND DISCOURSE AMONG RESEARCHERS, CLINICIANS, NURSES, ALLIED HEALTH PROFESSIONALS, AND PATIENTS. PUBLISHED IN PARTNERSHIP WITH ELSEVIER, RPTH IS INTERESTED IN BASIC, CLINICAL, TRANSLATIONAL AND POPULATION OR PUBLIC HEALTH RESEARCH. MEMBER SERVICES PROVIDES BENEFITS TAILORED TO CLINICIANS, RESEARCHERS, NURSES, AND ALLIED HEALTH PROFESSIONALS AT ALL STAGES OF THEIR CAREERS IN BLEEDING AND CLOTTING DISORDERS THROUGH EDUCATION, PROGRAMS AND ACTIVITIES, AND PROFESSIONAL NETWORKING. THE SCIENTIFIC AND STANDARDIZATION COMMITTEE (SSC) IS A PERMANENT COMMITTEE OF THE ISTH AND IS ITS SCIENTIFIC WORKING ARM. CONDUCTED THROUGH SUBCOMMITTEES AND WORKING GROUPS, ITS ACTIVITIES PROMOTE COOPERATION AMONG LEADING INTERNATIONAL SCIENTISTS AND DIRECT THEIR ENERGIES TO PROJECTS THAT GENERATE RELIABLE AND STANDARDIZED CLINICAL AND BASIC SCIENCE TOOLS.Desc
FieldValueIRS element (for citing)
Total Other Prog Srvc Expense$1,549,567TotalOtherProgSrvcExpenseAmt
Total Other Prog Srvc Grant$118,672TotalOtherProgSrvcGrantAmt
Total Other Prog Srvc Revenue$2,913,677TotalOtherProgSrvcRevenueAmt
Total Program Service Expenses$9,558,802TotalProgramServiceExpensesAmt
Described In Section501c3Yes (true)DescribedInSection501c3Ind
Schedule B RequiredYes (true)ScheduleBRequiredInd
Political Campaign ActyfalsePoliticalCampaignActyInd
Lobbying ActivitiesfalseLobbyingActivitiesInd
Subject To Proxy TaxfalseSubjectToProxyTaxInd
Donor Advised FundfalseDonorAdvisedFundInd
Conservation EasementsfalseConservationEasementsInd
Collections Of ArtfalseCollectionsOfArtInd
Credit CounselingfalseCreditCounselingInd
Donor Rstr Or Quasi EndowmentsYes (true)DonorRstrOrQuasiEndowmentsInd
Report Land Building EquipmentYes (true)ReportLandBuildingEquipmentInd
Report Investments Other SecfalseReportInvestmentsOtherSecInd
Report Program Related InvstfalseReportProgramRelatedInvstInd
Report Other AssetsfalseReportOtherAssetsInd
Report Other LiabilitiesfalseReportOtherLiabilitiesInd
Include FIN48 FootnotefalseIncludeFIN48FootnoteInd
Independent Audit Fincl StmtfalseIndependentAuditFinclStmtInd
Consolidated Audit Fincl StmtfalseConsolidatedAuditFinclStmtInd
School OperatingfalseSchoolOperatingInd
Foreign OfficefalseForeignOfficeInd
Foreign ActivitiesYes (true)ForeignActivitiesInd
More Than5000 K To OrgYes (true)MoreThan5000KToOrgInd
More Than5000 K To IndividualsYes (true)MoreThan5000KToIndividualsInd
Professional FundraisingfalseProfessionalFundraisingInd
Fundraising ActivitiesfalseFundraisingActivitiesInd
Gaming ActivitiesfalseGamingActivitiesInd
Operate HospitalfalseOperateHospitalInd
Grants To OrganizationsYes (true)GrantsToOrganizationsInd
Grants To IndividualsfalseGrantsToIndividualsInd
Schedule J RequiredYes (true)ScheduleJRequiredInd
Tax Exempt BondsfalseTaxExemptBondsInd
Engaged In Excess Benefit TransfalseEngagedInExcessBenefitTransInd
PY Excess Benefit TransfalsePYExcessBenefitTransInd
Loan OutstandingfalseLoanOutstandingInd
Grant To Related PersonfalseGrantToRelatedPersonInd
Business Rln With Org MemfalseBusinessRlnWithOrgMemInd
Business Rln With Fam MemfalseBusinessRlnWithFamMemInd
Business Rln With35 Ctrl EntfalseBusinessRlnWith35CtrlEntInd
Deductible Non Cash ContrifalseDeductibleNonCashContriInd
Deductible Art ContributionfalseDeductibleArtContributionInd
Terminate OperationsfalseTerminateOperationsInd
Partial LiquidationfalsePartialLiquidationInd
Disregarded EntityfalseDisregardedEntityInd
Related EntityfalseRelatedEntityInd
Related Organization Ctrl EntfalseRelatedOrganizationCtrlEntInd
Trnsfr Exmpt Non Chrtbl Rltd OrgfalseTrnsfrExmptNonChrtblRltdOrgInd
Activities Conducted PrtshpfalseActivitiesConductedPrtshpInd
Schedule O RequiredYes (true)ScheduleORequiredInd
IRP Document17IRPDocumentCnt
IRP Document W2 G0IRPDocumentW2GCnt
Backup Wthld ComplianceYes (true)BackupWthldComplianceInd
Employee36EmployeeCnt
Employment Tax Returns FiledYes (true)EmploymentTaxReturnsFiledInd
Unrelated Bus Incm Over LimitfalseUnrelatedBusIncmOverLimitInd
Foreign Financial AccountfalseForeignFinancialAccountInd
Prohibited Tax Shelter TransfalseProhibitedTaxShelterTransInd
Taxable Party NotificationfalseTaxablePartyNotificationInd
Nondeductible ContributionsfalseNondeductibleContributionsInd
Indoor Tanning ServicesfalseIndoorTanningServicesInd
Subj To Tax Rmnrtn Ex Prcht PymtfalseSubjToTaxRmnrtnExPrchtPymtInd
Subject To Excs Tax Net Invst IncfalseSubjectToExcsTaxNetInvstIncInd
Info In Schedule O Part VIYes (X)InfoInScheduleOPartVIInd
Governing Body Voting Members21GoverningBodyVotingMembersCnt
Independent Voting Member21IndependentVotingMemberCnt
Family Or Business RlnfalseFamilyOrBusinessRlnInd
Delegation Of Mgmt DutiesfalseDelegationOfMgmtDutiesInd
Change To Org DocumentsfalseChangeToOrgDocumentsInd
Material Diversion Or MisusefalseMaterialDiversionOrMisuseInd
Members Or StockholdersYes (true)MembersOrStockholdersInd
Election Of Board MembersYes (true)ElectionOfBoardMembersInd
Decisions Subject To ApprovaYes (true)DecisionsSubjectToApprovaInd
Minutes Of Governing BodyYes (true)MinutesOfGoverningBodyInd
Minutes Of CommitteesYes (true)MinutesOfCommitteesInd
Officer Mailing AddressfalseOfficerMailingAddressInd
Local ChaptersfalseLocalChaptersInd
Form990 Provided To Gvrn BodyYes (true)Form990ProvidedToGvrnBodyInd
Conflict Of Interest PolicyYes (true)ConflictOfInterestPolicyInd
Annual Disclosure Covered PrsnYes (true)AnnualDisclosureCoveredPrsnInd
Regular Monitoring EnfrcYes (true)RegularMonitoringEnfrcInd
Whistleblower PolicyYes (true)WhistleblowerPolicyInd
Document Retention PolicyYes (true)DocumentRetentionPolicyInd
Compensation Process CEOYes (true)CompensationProcessCEOInd
Compensation Process OtherYes (true)CompensationProcessOtherInd
Investment In Joint VenturefalseInvestmentInJointVentureInd
States Where Copy Of Return Is FldNCStatesWhereCopyOfReturnIsFldCd
Other WebsiteYes (X)OtherWebsiteInd
Upon RequestYes (X)UponRequestInd
OtherYes (X)OtherInd

Books In Care Of Detail BooksInCareOfDetail

FieldValueIRS element (for citing)
PersonJEFF CAIOLA DIR OF FIN OPERPersonNm
Phone9199293807PhoneNum

US Address USAddress

FieldValueIRS element (for citing)
Address Line1301 S MCDOWELL STAddressLine1Txt
Address Line2STE 125 1996AddressLine2Txt
CityCHARLOTTECityNm
State AbbreviationNCStateAbbreviationCd
ZIP28204ZIPCd

Form990 Part VII Section A Form990PartVIISectionAGrp (25 entries)

TitleTitleTxtAverage Hours Per WeekAverageHoursPerWeekRtIndividual Trustee Or DirectorIndividualTrusteeOrDirectorIndOfficerOfficerIndReportable Comp From OrgReportableCompFromOrgAmtReportable Comp From Rltd OrgReportableCompFromRltdOrgAmtOther CompensationOtherCompensationAmtKey EmployeeKeyEmployeeIndHighest Compensated EmployeeHighestCompensatedEmployeeInd
PANTEP ANGCHAISUKSIRI
PRESIDENT2.00Yes (X)Yes (X)$0$0$0
WOLFRAM RUF
PRESIDENT-EL2.00Yes (X)Yes (X)$0$0$0
SAM SCHULMAN
TREASURER2.00Yes (X)Yes (X)$0$0$0
JEFFREY WEITZ
SECRETARY GE2.00Yes (X)Yes (X)$0$0$0
ROBERT ARIENS
DIRECTOR1.00Yes (X)$0$0$0
ANA BOBAN
DIRECTOR1.00Yes (X)$0$0$0
SABINE EICHINGER
DIRECTOR1.00Yes (X)$0$0$0
OMOLADE AWODU
DIRECTOR1.00Yes (X)$0$0$0
JEAN CONNORS
DIRECTOR1.00Yes (X)$0$0$0
SHINYA GOTO
DIRECTOR1.00Yes (X)$0$0$0
DONNA DIMICHELE
DIRECTOR1.00Yes (X)$0$0$0
MARY CUSHMAN
DIRECTOR1.00Yes (X)$0$0$0
WOLFGANG MIESBACH
DIRECTOR1.00Yes (X)$0$0$0
SASKIA MIDDELDORP
DIRECTOR1.00Yes (X)$0$0$0
JAMES DOUKETIS
DIRECTOR1.00Yes (X)$0$0$0
NICOLA MUTCH
DIRECTOR1.00Yes (X)$0$0$0
CHRISTOPHER WARD
DIRECTOR1.00Yes (X)$0$0$0
FIONNUALA NI ANILE
DIRECTOR1.00Yes (X)$3,000$0$0
FERNANDA ORSI
DIRECTOR1.00Yes (X)$0$0$0
THOMAS REISER
EXECUTIVE DI40.00$385,551$0$54,484Yes (X)
LISA ASTORGA
DIR MEETINGS40.00$192,528$0$20,849Yes (X)
LOUISE BANNON
DIR MEMBRSHI40.00$198,498$0$31,220Yes (X)
JEFFREY CAIOLA
DIR FINANCE40.00$185,289$0$35,678Yes (X)
ROBERT CLARK
DIR PROGRAMS40.00$171,593$0$42,627Yes (X)
ERICKA ROBSINSON
DIR PEOPLE C40.00$165,205$0$33,626Yes (X)
FieldValueIRS element (for citing)
Total Reportable Comp From Org$1,301,664TotalReportableCompFromOrgAmt
Total Other Compensation$218,484TotalOtherCompensationAmt
Indiv Rcvd Greater Than100 K6IndivRcvdGreaterThan100KCnt
Former Ofcr Employees ListedfalseFormerOfcrEmployeesListedInd
Total Comp Greater Than150 KYes (true)TotalCompGreaterThan150KInd
Compensation From Other SrcsfalseCompensationFromOtherSrcsInd

Contractor Compensation ContractorCompensationGrp

Contractor Name ContractorName

Business Name BusinessName

FieldValueIRS element (for citing)
Business Name Line1HIGHER LOGIC LLCBusinessNameLine1Txt

Contractor Address ContractorAddress

US Address USAddress

FieldValueIRS element (for citing)
Address Line11919 N LYNN ST STE 500AddressLine1Txt
CityARLINGTONCityNm
State AbbreviationVAStateAbbreviationCd
ZIP222091744ZIPCd
FieldValueIRS element (for citing)
ServicesONLINE PLATFORMServicesDesc
Compensation$152,113CompensationAmt
FieldValueIRS element (for citing)
Cntrct Rcvd Greater Than100 K1CntrctRcvdGreaterThan100KCnt
Membership Dues$701,783MembershipDuesAmt
All Other Contributions$1,658,814AllOtherContributionsAmt
Total Contributions$2,360,597TotalContributionsAmt

Program Service Revenue ProgramServiceRevenueGrp (4 entries)

DescDescBusinessBusinessCdTotal Revenue ColumnTotalRevenueColumnAmtRelated Or Exempt Func IncomeRelatedOrExemptFuncIncomeAmt
EXHIBITION INCOME900099$3,141,250$3,141,250
REGISTRATION FEES900099$3,029,195$3,029,195
OTHER INCOME900099$1,692,026$1,692,026
PUBLICATION INCOME511120$1,221,651$1,221,651
FieldValueIRS element (for citing)
Total Program Service Revenue$9,084,122TotalProgramServiceRevenueAmt

Investment Income InvestmentIncomeGrp

FieldValueIRS element (for citing)
Total Revenue Column$440,264TotalRevenueColumnAmt
Exclusion$440,264ExclusionAmt

Gross Amount Sales Assets GrossAmountSalesAssetsGrp

FieldValueIRS element (for citing)
Securities$15,409,868SecuritiesAmt

Less Cost Oth Basis Sales Expnss LessCostOthBasisSalesExpnssGrp

FieldValueIRS element (for citing)
Securities$14,490,210SecuritiesAmt

Gain Or Loss GainOrLossGrp

FieldValueIRS element (for citing)
Securities$919,658SecuritiesAmt

Net Gain Or Loss Investments NetGainOrLossInvestmentsGrp

FieldValueIRS element (for citing)
Total Revenue Column$919,658TotalRevenueColumnAmt
Related Or Exempt Func Income$919,658RelatedOrExemptFuncIncomeAmt

Other Revenue Misc OtherRevenueMiscGrp

FieldValueIRS element (for citing)
DescGAIN(LOSS) FOREIGN CURRENCYDesc
Business900099BusinessCd
Total Revenue Column-$690TotalRevenueColumnAmt
Related Or Exempt Func Income-$690RelatedOrExemptFuncIncomeAmt
FieldValueIRS element (for citing)
Other Revenue Total-$690OtherRevenueTotalAmt

Total Revenue TotalRevenueGrp

FieldValueIRS element (for citing)
Total Revenue Column$12,803,951TotalRevenueColumnAmt
Related Or Exempt Func Income$10,003,090RelatedOrExemptFuncIncomeAmt
Exclusion$440,264ExclusionAmt
FieldValueIRS element (for citing)
Info In Schedule O Part IXYes (X)InfoInScheduleOPartIXInd

Grants To Domestic Orgs GrantsToDomesticOrgsGrp

FieldValueIRS element (for citing)
Total$153,279TotalAmt
Program Services$153,279ProgramServicesAmt

Foreign Grants ForeignGrantsGrp

FieldValueIRS element (for citing)
Total$254,051TotalAmt
Program Services$254,051ProgramServicesAmt

Comp Current Ofcr Directors CompCurrentOfcrDirectorsGrp

FieldValueIRS element (for citing)
Total$385,551TotalAmt
Program Services$221,938ProgramServicesAmt
Management And General$140,846ManagementAndGeneralAmt
Fundraising$22,767FundraisingAmt

Other Salaries And Wages OtherSalariesAndWagesGrp

FieldValueIRS element (for citing)
Total$3,025,408TotalAmt
Program Services$1,741,541ProgramServicesAmt
Management And General$1,105,216ManagementAndGeneralAmt
Fundraising$178,651FundraisingAmt

Pension Plan Contributions PensionPlanContributionsGrp

FieldValueIRS element (for citing)
Total$322,037TotalAmt
Program Services$185,377ProgramServicesAmt
Management And General$117,644ManagementAndGeneralAmt
Fundraising$19,016FundraisingAmt

Other Employee Benefits OtherEmployeeBenefitsGrp

FieldValueIRS element (for citing)
Total$573,737TotalAmt
Program Services$330,265ProgramServicesAmt
Management And General$209,592ManagementAndGeneralAmt
Fundraising$33,880FundraisingAmt

Payroll Taxes PayrollTaxesGrp

FieldValueIRS element (for citing)
Total$242,322TotalAmt
Program Services$139,490ProgramServicesAmt
Management And General$88,523ManagementAndGeneralAmt
Fundraising$14,309FundraisingAmt

Fees For Services Legal FeesForServicesLegalGrp

FieldValueIRS element (for citing)
Total$102,090TotalAmt
Program Services$83,929ProgramServicesAmt
Management And General$16,312ManagementAndGeneralAmt
Fundraising$1,849FundraisingAmt

Fees For Services Accounting FeesForServicesAccountingGrp

FieldValueIRS element (for citing)
Total$14,000TotalAmt
Program Services$8,053ProgramServicesAmt
Management And General$5,126ManagementAndGeneralAmt
Fundraising$821FundraisingAmt

Fees For Srvc Invst Mgmnt Fees FeesForSrvcInvstMgmntFeesGrp

FieldValueIRS element (for citing)
Total$69,392TotalAmt
Management And General$69,392ManagementAndGeneralAmt

Fees For Services Other FeesForServicesOtherGrp

FieldValueIRS element (for citing)
Total$1,435,316TotalAmt
Program Services$1,393,086ProgramServicesAmt
Management And General$36,401ManagementAndGeneralAmt
Fundraising$5,829FundraisingAmt

Office Expenses OfficeExpensesGrp

FieldValueIRS element (for citing)
Total$80,442TotalAmt
Program Services$56,013ProgramServicesAmt
Management And General$21,079ManagementAndGeneralAmt
Fundraising$3,350FundraisingAmt

Travel TravelGrp

FieldValueIRS element (for citing)
Total$199,630TotalAmt
Program Services$71,563ProgramServicesAmt
Management And General$121,826ManagementAndGeneralAmt
Fundraising$6,241FundraisingAmt

Conferences Meetings ConferencesMeetingsGrp

FieldValueIRS element (for citing)
Total$4,243,368TotalAmt
Program Services$4,243,368ProgramServicesAmt

Depreciation Depletion DepreciationDepletionGrp

FieldValueIRS element (for citing)
Total$50,877TotalAmt
Program Services$29,266ProgramServicesAmt
Management And General$18,628ManagementAndGeneralAmt
Fundraising$2,983FundraisingAmt

Other Expenses OtherExpensesGrp (3 entries)

DescDescTotalTotalAmtProgram ServicesProgramServicesAmtManagement And GeneralManagementAndGeneralAmtFundraisingFundraisingAmt
OTHER OPERATING EXPENSES$482,171$340,395$118,453$23,323
HONORARIA$293,025$293,025
BANK CHARGES AND FEES$20,745$14,163$5,664$918

Total Functional Expenses TotalFunctionalExpensesGrp

FieldValueIRS element (for citing)
Total$11,947,441TotalAmt
Program Services$9,558,802ProgramServicesAmt
Management And General$2,074,702ManagementAndGeneralAmt
Fundraising$313,937FundraisingAmt

Cash Non Interest Bearing CashNonInterestBearingGrp

FieldValueIRS element (for citing)
BOY$654,126BOYAmt
EOY$1,904,728EOYAmt

Savings And Temp Cash Invst SavingsAndTempCashInvstGrp

FieldValueIRS element (for citing)
BOY$642,950BOYAmt
EOY$238,641EOYAmt

Accounts Receivable AccountsReceivableGrp

FieldValueIRS element (for citing)
BOY$1,825,004BOYAmt
EOY$1,706,464EOYAmt

Prepaid Expenses Defrd Charges PrepaidExpensesDefrdChargesGrp

FieldValueIRS element (for citing)
BOY$445,347BOYAmt
EOY$1,027,840EOYAmt
FieldValueIRS element (for citing)
Land Bldg Equip Cost Or Other Bss$1,383,690LandBldgEquipCostOrOtherBssAmt
Land Bldg Equip Accum Deprec$935,833LandBldgEquipAccumDeprecAmt

Land Bldg Equip Basis Net LandBldgEquipBasisNetGrp

FieldValueIRS element (for citing)
BOY$497,929BOYAmt
EOY$447,857EOYAmt

Investments Pub Traded Sec InvestmentsPubTradedSecGrp

FieldValueIRS element (for citing)
BOY$13,446,344BOYAmt
EOY$13,098,428EOYAmt

Other Assets Total OtherAssetsTotalGrp

FieldValueIRS element (for citing)
BOY$197,854BOYAmt
EOY$373,455EOYAmt

Total Assets TotalAssetsGrp

FieldValueIRS element (for citing)
BOY$17,709,554BOYAmt
EOY$18,797,413EOYAmt

Accounts Payable Accr Expnss AccountsPayableAccrExpnssGrp

FieldValueIRS element (for citing)
BOY$1,109,223BOYAmt
EOY$762,058EOYAmt

Deferred Revenue DeferredRevenueGrp

FieldValueIRS element (for citing)
BOY$2,660,304BOYAmt
EOY$2,766,718EOYAmt

Total Liabilities TotalLiabilitiesGrp

FieldValueIRS element (for citing)
BOY$3,769,527BOYAmt
EOY$3,528,776EOYAmt
FieldValueIRS element (for citing)
Organization Follows FASB117Yes (X)OrganizationFollowsFASB117Ind

No Donor Restriction Net Assets NoDonorRestrictionNetAssetsGrp

FieldValueIRS element (for citing)
BOY$13,840,027BOYAmt
EOY$15,178,637EOYAmt

Donor Restriction Net Assets DonorRestrictionNetAssetsGrp

FieldValueIRS element (for citing)
BOY$100,000BOYAmt
EOY$90,000EOYAmt

Total Net Assets Fund Balance TotalNetAssetsFundBalanceGrp

FieldValueIRS element (for citing)
BOY$13,940,027BOYAmt
EOY$15,268,637EOYAmt

Tot Liab Net Assets Fund Balance TotLiabNetAssetsFundBalanceGrp

FieldValueIRS element (for citing)
BOY$17,709,554BOYAmt
EOY$18,797,413EOYAmt
FieldValueIRS element (for citing)
Reconcilation Revenue Expnss$856,510ReconcilationRevenueExpnssAmt
Net Unrlzd Gains Losses Invst$472,100NetUnrlzdGainsLossesInvstAmt
Method Of Accounting AccrualYes (X)MethodOfAccountingAccrualInd
Accountant Compile Or ReviewYes (true)AccountantCompileOrReviewInd

Acct Compile Or Review Basis AcctCompileOrReviewBasisGrp

FieldValueIRS element (for citing)
Separate Basis Fincl StmtYes (X)SeparateBasisFinclStmtInd
FieldValueIRS element (for citing)
FS AuditedfalseFSAuditedInd
Audit CommitteeYes (true)AuditCommitteeInd
Federal Grant Audit RequiredfalseFederalGrantAuditRequiredInd

Schedule A IRS990ScheduleA

FieldValueIRS element (for citing)
Publicly Supported Org509a2Yes (X)PubliclySupportedOrg509a2Ind

Gifts Grants Contris Rcvd509 GiftsGrantsContrisRcvd509Grp

FieldValueIRS element (for citing)
Current Tax Year Minus4 Years$2,773,748CurrentTaxYearMinus4YearsAmt
Current Tax Year Minus3 Years$2,617,283CurrentTaxYearMinus3YearsAmt
Current Tax Year Minus2 Years$2,410,644CurrentTaxYearMinus2YearsAmt
Current Tax Year Minus1 Year$2,298,293CurrentTaxYearMinus1YearAmt
Current Tax Year$2,360,597CurrentTaxYearAmt
Total$12,460,565TotalAmt

Gross Receipts Admissions GrossReceiptsAdmissionsGrp

FieldValueIRS element (for citing)
Current Tax Year Minus4 Years$5,903,922CurrentTaxYearMinus4YearsAmt
Current Tax Year Minus3 Years$9,217,927CurrentTaxYearMinus3YearsAmt
Current Tax Year Minus2 Years$9,533,693CurrentTaxYearMinus2YearsAmt
Current Tax Year Minus1 Year$7,440,338CurrentTaxYearMinus1YearAmt
Current Tax Year$9,083,432CurrentTaxYearAmt
Total$41,179,312TotalAmt

Total509 Total509Grp

FieldValueIRS element (for citing)
Current Tax Year Minus4 Years$8,677,670CurrentTaxYearMinus4YearsAmt
Current Tax Year Minus3 Years$11,835,210CurrentTaxYearMinus3YearsAmt
Current Tax Year Minus2 Years$11,944,337CurrentTaxYearMinus2YearsAmt
Current Tax Year Minus1 Year$9,738,631CurrentTaxYearMinus1YearAmt
Current Tax Year$11,444,029CurrentTaxYearAmt
Total$53,639,877TotalAmt

Substantial Contributors Amt SubstantialContributorsAmtGrp

FieldValueIRS element (for citing)
Current Tax Year Minus4 Years$1,747,487CurrentTaxYearMinus4YearsAmt
Current Tax Year Minus3 Years$1,432,380CurrentTaxYearMinus3YearsAmt
Current Tax Year Minus2 Years$1,659,073CurrentTaxYearMinus2YearsAmt
Current Tax Year Minus1 Year$464,791CurrentTaxYearMinus1YearAmt
Current Tax Year$1,023,442CurrentTaxYearAmt
Total$6,327,173TotalAmt

Subst And Dsqlfy Prsns Tot SubstAndDsqlfyPrsnsTotGrp

FieldValueIRS element (for citing)
Current Tax Year Minus4 Years$1,747,487CurrentTaxYearMinus4YearsAmt
Current Tax Year Minus3 Years$1,432,380CurrentTaxYearMinus3YearsAmt
Current Tax Year Minus2 Years$1,659,073CurrentTaxYearMinus2YearsAmt
Current Tax Year Minus1 Year$464,791CurrentTaxYearMinus1YearAmt
Current Tax Year$1,023,442CurrentTaxYearAmt
Total$6,327,173TotalAmt
FieldValueIRS element (for citing)
Public Support Total509$47,312,704PublicSupportTotal509Amt

Gross Investment Income509 GrossInvestmentIncome509Grp

FieldValueIRS element (for citing)
Current Tax Year Minus4 Years$335,927CurrentTaxYearMinus4YearsAmt
Current Tax Year Minus3 Years$343,952CurrentTaxYearMinus3YearsAmt
Current Tax Year Minus2 Years$435,155CurrentTaxYearMinus2YearsAmt
Current Tax Year Minus1 Year$450,030CurrentTaxYearMinus1YearAmt
Current Tax Year$440,264CurrentTaxYearAmt
Total$2,005,328TotalAmt

Investment Income And UBTI InvestmentIncomeAndUBTIGrp

FieldValueIRS element (for citing)
Current Tax Year Minus4 Years$335,927CurrentTaxYearMinus4YearsAmt
Current Tax Year Minus3 Years$343,952CurrentTaxYearMinus3YearsAmt
Current Tax Year Minus2 Years$435,155CurrentTaxYearMinus2YearsAmt
Current Tax Year Minus1 Year$450,030CurrentTaxYearMinus1YearAmt
Current Tax Year$440,264CurrentTaxYearAmt
Total$2,005,328TotalAmt

Total Support Calendar Year TotalSupportCalendarYearGrp

FieldValueIRS element (for citing)
Current Tax Year Minus4 Years$9,013,597CurrentTaxYearMinus4YearsAmt
Current Tax Year Minus3 Years$12,179,162CurrentTaxYearMinus3YearsAmt
Current Tax Year Minus2 Years$12,379,492CurrentTaxYearMinus2YearsAmt
Current Tax Year Minus1 Year$10,188,661CurrentTaxYearMinus1YearAmt
Current Tax Year$11,884,293CurrentTaxYearAmt
Total$55,645,205TotalAmt
FieldValueIRS element (for citing)
Public Support CY5090.85030PublicSupportCY509Pct
Public Support PY5090.82570PublicSupportPY509Pct
Investment Income CY0.04000InvestmentIncomeCYPct
Investment Income PY0.04000InvestmentIncomePYPct
Thirty Thr Pct Suprt Tests CY509Yes (X)ThirtyThrPctSuprtTestsCY509Ind

Schedule B IRS990ScheduleB

Contributor Information ContributorInformationGrp

FieldValueIRS element (for citing)
ContributorRESTRICTEDContributorNum

Contributor Business Name ContributorBusinessName

FieldValueIRS element (for citing)
Business Name Line1RESTRICTEDBusinessNameLine1

Contributor US Address ContributorUSAddress

FieldValueIRS element (for citing)
Address Line1RESTRICTEDAddressLine1
Address Line2RESTRICTEDAddressLine2
CityRESTRICTEDCity
StateRESTRICTEDState
ZIP CodeRESTRICTEDZIPCode
FieldValueIRS element (for citing)
Total ContributionsRESTRICTEDTotalContributionsAmt

Schedule D IRS990ScheduleD

CY Minus4 Yr Endwmt Fund CYMinus4YrEndwmtFundGrp

FieldValueIRS element (for citing)
Beginning Year Balance$293,209BeginningYearBalanceAmt
Investment Earnings Or Losses$2,779InvestmentEarningsOrLossesAmt
Other Expenditures$295,988OtherExpendituresAmt
FieldValueIRS element (for citing)
Endowments Held Unrelated OrgfalseEndowmentsHeldUnrelatedOrgInd
Endowments Held Related OrgfalseEndowmentsHeldRelatedOrgInd

Buildings BuildingsGrp

FieldValueIRS element (for citing)
Other Cost Or Other Basis$874,073OtherCostOrOtherBasisAmt
Depreciation$501,233DepreciationAmt
Book Value$372,840BookValueAmt

Leasehold Improvements LeaseholdImprovementsGrp

FieldValueIRS element (for citing)
Other Cost Or Other Basis$252,288OtherCostOrOtherBasisAmt
Depreciation$199,826DepreciationAmt
Book Value$52,462BookValueAmt

Equipment EquipmentGrp

FieldValueIRS element (for citing)
Other Cost Or Other Basis$257,329OtherCostOrOtherBasisAmt
Depreciation$234,774DepreciationAmt
Book Value$22,555BookValueAmt
FieldValueIRS element (for citing)
Total Book Value Land Buildings$447,857TotalBookValueLandBuildingsAmt
Total Rev Etc Audited Fincl Stmt$13,206,659TotalRevEtcAuditedFinclStmtAmt
Net Unrealized Gains Invst$472,100NetUnrealizedGainsInvstAmt
Revenue Not Reported$472,100RevenueNotReportedAmt
Revenue Subtotal$12,734,559RevenueSubtotalAmt
Investment Expenses Not Incld$69,392InvestmentExpensesNotIncldAmt
Revenue Not Reported Fincl Stmt$69,392RevenueNotReportedFinclStmtAmt
Total Revenue Per Form990$12,803,951TotalRevenuePerForm990Amt
Tot Expns Etc Audited Fincl Stmt$11,878,049TotExpnsEtcAuditedFinclStmtAmt
Expenses Subtotal$11,878,049ExpensesSubtotalAmt
Investment Expenses Not Incld2$69,392InvestmentExpensesNotIncld2Amt
Expenses Not Rpt Fincl Stmt$69,392ExpensesNotRptFinclStmtAmt
Total Expenses Per Form990$11,947,441TotalExpensesPerForm990Amt

Supplemental Information Detail SupplementalInformationDetail

FieldValueIRS element (for citing)
Form And Line ReferenceSCHEDULE D, PAGE 2, PART V, LINE 4FormAndLineReferenceDesc
ExplanationTHE BOARD DESIGNATED ENDOWMENTS WERE ESTABLISHED TO FUND SUPPORT OF A SPEAKER HONORARIA FOR LECTURES AT THE CONGRESS, TO FUND AWARDS GIVEN BY THE JTH EDITORS TO YOUNG INVESTIGATORS FOR BEST ARTICLE AND TO FUND SSC SUBCOMMITTEE GRANTS. THE ENDOWMENT FUNDS WERE COMLETELY SPENT IN FISCAL YEAR 2021.ExplanationTxt

Schedule F IRS990ScheduleF

FieldValueIRS element (for citing)
Grant Records MaintainedYes (true)GrantRecordsMaintainedInd

Account Activities Outside US AccountActivitiesOutsideUSGrp (18 entries)

RegionRegionTxtType Of Activities ConductedTypeOfActivitiesConductedTxtSpecific Services ProvidedSpecificServicesProvidedTxtRegion Total ExpendituresRegionTotalExpendituresAmt
AFRICARTW (2)SEE PART V$9,750
AFRICAADVOCACY AWARD (1)SEE PART V$1,000
EAST ASIA AND THE PACIFICFELLOWSHIP (2)SEE PART V$15,494
EAST ASIA AND THE PACIFICSSC AWARD (2)SEE PART V$1,580
EAST ASIA AND THE PACIFICRTW (1)SEE PART V$12,000
EAST ASIA AND THE PACIFICADVOCACY AWARD (1)SEE PART V$1,000
EUROPEFELLOWSHIP (3)SEE PART V$20,340
EUROPERSCH GRANTS (7)SEE PART V$95,257
EUROPERTC ADMIN (2)SEE PART V$15,395
EUROPERTW (2)SEE PART V$12,044
EUROPESSC AWARD (5)SEE PART V$3,475
EUROPEEDITOR AWARD (3)SEE PART V$6,000
EUROPEADVOCACY AWARD (1)SEE PART V$1,000
MIDDLE EAST & NORTH AFRICARTW (1)SEE PART V$8,100
NORTH AMERICARSCH GRANTS (2)SEE PART V$33,657
NORTH AMERICASSC AWARD (1)SEE PART V$790
SOUTH AMERICARSCH GRANTS (1)SEE PART V$14,949
SOUTH AMERICARTW (1)SEE PART V$3,889
FieldValueIRS element (for citing)
Subtotal Spent$251,831SubtotalSpentAmt
Continuation Spent$3,889ContinuationSpentAmt
Total Spent$255,720TotalSpentAmt

Grants To Org Outside US GrantsToOrgOutsideUSGrp (8 entries)

RegionRegionTxtPurpose Of GrantPurposeOfGrantTxtCash GrantCashGrantAmtManner Of Cash DisbursementMannerOfCashDisbursementTxtValuation Method UsedValuationMethodUsedDesc
NORTH AMERICASEE PART V$15,000WIRE TRANSFERN/A
NORTH AMERICASEE PART V$18,657WIRE TRANSFERN/A
EUROPESEE PART V$10,000WIRE TRANSFERN/A
EUROPESEE PART V$50,000WIRE TRANSFERN/A
EUROPESEE PART V$8,827WIRE TRANSFERN/A
EUROPESEE PART V$14,285WIRE TRANSFERN/A
NORTH AFRICA & MIDDLE EASTSEE PART V$8,100WIRE TRANSFERN/A
SOUTH AMERICASEE PART V$14,949WIRE TRANSFERN/A
FieldValueIRS element (for citing)
Total501c3 Org8Total501c3OrgCnt

Foreign Individuals Grants ForeignIndividualsGrantsGrp (6 entries)

Type Of AssistanceTypeOfAssistanceTxtRegionRegionTxtRecipientRecipientCntCash GrantCashGrantAmtManner Of Cash DisbursementMannerOfCashDisbursementTxtValuation Method UsedValuationMethodUsedDesc
FELLOWSHIP STIPEND TRAVELEAST ASIA AND THE PACIFIC2$15,494WIRE TRANSFERN/A
RSCH GRANTSEUROPE1$20,000WIRE TRANSFERN/A
FELLOWSHIP STIPEND,TRAVELEUROPE3$20,340WIRE TRANSFERN/A
RTWAFRICA1$7,250WIRE TRANSFERN/A
RTWEAST ASIA AND THE PACIFIC1$12,918WIRE TRANSFERN/A
RTWEUROPE2$12,044WIRE TRANSFERN/A
FieldValueIRS element (for citing)
Transfer To Foreign CorpfalseTransferToForeignCorpInd
Interest In Foreign TrustfalseInterestInForeignTrustInd
Foreign Corp OwnershipfalseForeignCorpOwnershipInd
Passive Foreign Investmest CofalsePassiveForeignInvestmestCoInd
Foreign PartnershipfalseForeignPartnershipInd
Boycott CountriesfalseBoycottCountriesInd

Supplemental Information Detail SupplementalInformationDetail (3 entries)

Form And Line ReferenceFormAndLineReferenceDescExplanationExplanationTxt
SCHEDULE F, PAGE 1, PART I, LINE 2THE ISTH REACH-THE-WORLD (RTW) FELLOWSHIP PROGRAM IS TARGETED TO EARLY- CAREER PROFESSIONALS FROM DEVELOPING COUNTRIES (COUNTRIES DESIGNATED AS 'DEVELOPING' BY THE CLASSIFICATION OF THE WORLD BANK). THE OBJECTIVE IS TO PROMOTE ADVANCED KNOWLEDGE AND EXPERTISE IN ONE OR ALL OF THE FOLLOWING AREAS RELATED TO THROMBOSIS AND HEMOSTASIS: MEDICAL CARE; LABORATORY METHODS; AND RESEARCH. ISTH REIMBURSES AIRFARE AND PROVIDES A HOUSING AND PER DIEM STIPEND OF 3,000 PER MONTH TO ALLOW THE FELLOW TO TRAVEL AND TO STUDY AT A HOST INSTITUTE. IN 2025, WE HAD FOUR RTW FELLOWS: ONE FROM AFRICA & MIDDLE EAST REGION, ONE FROM EAST ASIA & PACIFIC REGION, AND TWO FROM EUROPE. IN 2025, WE HAD FIVE FELLOWS: THREE FROM EUROPE AND TWO FROM EAST ASIA AND PACIFIC REGIONS. IN 2025, WE HAD ONE INDIVIDUAL FROM EUROPE TO RECEIVE A RESEARCH GRANT TO SUPPORT THROMBOEMBOLIC EVENTS WITH AMIVANTAMB-BASED THERAPIES IN PATIENTS WITH CANCER.
SCHEDULE F, PAGE 1, PART I, LINE 3AFRICA 9,750 0 AFRICA 1,000 0 EAST ASIA AND THE PACIFIC 15,494 0 EAST ASIA AND THE PACIFIC 1,580 0 EAST ASIA AND THE PACIFIC 12,000 0 EAST ASIA AND THE PACIFIC 1,000 0 EUROPE 20,340 0 EUROPE 95,257 0 EUROPE 15,395 0 EUROPE 12,044 0 EUROPE 3,475 0 EUROPE 6,000 0 EUROPE 1,000 0 MIDDLE EAST & NORTH AFRICA 8,100 0 NORTH AMERICA 33,657 0 NORTH AMERICA 790 0 SOUTH AMERICA 14,949 0 SOUTH AMERICA 3,889 0
SCHEDULE F, PAGE 5, PART VPART II, LINE 1, COLUMN (D) - GRANTS TO ORGANIZATIONS OUTSIDE THE UNITED STATES RECIPIENT 1: 18,657 IN FUNDING TO SUPPORT RESEARCH IN TRANEXAMIC ACID IN HEAVY MENSTRUAL BLEEDING RECIPIENT 2: 15,000 IN FUNDING TO SUPPORT RESEARCH OF BIOBANKING RARE PLATELET ANTIBODIES RECIPIENT 3: 10,000 IN FUNDING TO SUPPORT THE RESEARCH OF THE CHARACTERISTICS OF CYCLIC THROMBOCYTOPENIA RECIPIENT 4: 50,000 IN FUNDING TO SUPPORT THE RESEARCH OF COAGULATION MEETS CALCIFICATION: GLADIATORS AS PROTECTORS OF VASCULAR INTEGRITY RECIPIENT 5: 8,827 IN FUNDING TO SUPPORT THE RESEARCH AND VALIDATION OF ANTI-AAV ASSAYS RECIPIENT 6: 14,285 IN FUNDING TO SUPPORT THE TRAVEL OF PROFESSIONAL SPEAKERS TO A SUPPORTED COURSE IN MOLDOVA - MOLDAVIAN SOCIETY ON THROMBOSIS AND HAEMOSTASIS RECIPIENT 7: 8,100 IN FUNDING TO SUPPORT THE TRAVEL AND ACCOMMODATIONS OF PROFESSIONAL SPEAKERS TO A SUPPORTED COURSE IN TANZANIA RECIPIENT 8: 14,949 IN FUNDING TO SUPPORT THE TRAVEL OF PROFESSIONAL SPEAKERS TO A SUPPORTED COURSE IN MONTEVIEDO, URUGUAY - CLAHT

Schedule I IRS990ScheduleI

FieldValueIRS element (for citing)
Grant Records MaintainedYes (true)GrantRecordsMaintainedInd

Recipient Table RecipientTable (4 entries)

Address Line1USAddress/AddressLine1TxtAddress Line2USAddress/AddressLine2TxtCityUSAddress/CityNmState AbbreviationUSAddress/StateAbbreviationCdZIPUSAddress/ZIPCdRecipient EINRecipientEINIRC SectionIRCSectionDescCash GrantCashGrantAmtPurpose Of GrantPurposeOfGrantTxt
THE REGENTS OF THE UNIV OF MICHIGAN
3003 SOUTH STATE STREET5TH FLOOR WOLVERINE TOWERANN ARBORMI48109386006309GOV$17,700FUNDAMENTAL RESEARCH
UNIVERSITY OF NORTH CAROLINA
104 AIRPORT DRIVECHAPEL HILLNC27516566001393GOV$50,000FUNDAMENTAL RESEARCH
BRIGHAM AND WOMEN'S HOSPITAL
75 FRANCIS STREETBOSTONMA02115042312909GOV$50,000FUNDAMENTAL RESEARCH
ENDEAVOR HEALTH
1301 CENTRAL STREETEVANSTONIL60201362167060GOV$12,419PERIPOERATIVE CARE
FieldValueIRS element (for citing)
Total501c3 Org4Total501c3OrgCnt

Schedule J IRS990ScheduleJ

FieldValueIRS element (for citing)
First Class Or Charter TravelYes (X)FirstClassOrCharterTravelInd
Written Policy Ref T And E ExpnssYes (true)WrittenPolicyRefTAndEExpnssInd
Substantiation RequiredYes (true)SubstantiationRequiredInd
Compensation SurveyYes (X)CompensationSurveyInd
Board Or Committee ApprovalYes (X)BoardOrCommitteeApprovalInd
Severance PaymentfalseSeverancePaymentInd
Supplemental Nonqual Rtr PlanfalseSupplementalNonqualRtrPlanInd
Equity Based Comp ArrngmfalseEquityBasedCompArrngmInd
Comp Based On Revenue Of Flng OrgfalseCompBasedOnRevenueOfFlngOrgInd
Comp Bsd On Rev Related OrgsfalseCompBsdOnRevRelatedOrgsInd
Comp Bsd Net Earns Flng OrgfalseCompBsdNetEarnsFlngOrgInd
Comp Bsd Net Earns Rltd OrgsfalseCompBsdNetEarnsRltdOrgsInd
Any Non Fixed PaymentsfalseAnyNonFixedPaymentsInd
Initial Contract ExceptionfalseInitialContractExceptionInd

Rltd Org Officer Trst Key Empl RltdOrgOfficerTrstKeyEmplGrp (6 entries)

TitleTitleTxtBase Compensation Filing OrgBaseCompensationFilingOrgAmtDeferred Compensation Flng OrgDeferredCompensationFlngOrgAmtNontaxable Benefits Filing OrgNontaxableBenefitsFilingOrgAmtTotal Compensation Filing OrgTotalCompensationFilingOrgAmt
THOMAS REISER
EXECUTIVE DIRECTOR$385,551$36,734$17,750$440,035
LISA ASTORGA
DIR MEETINGS$192,528$19,565$1,284$213,377
LOUISE BANNON
DIR MEMBRSHIP MKTG$198,498$19,850$11,370$229,718
JEFFREY CAIOLA
DIR FINANCE & OPS$185,289$18,890$16,788$220,967
ROBERT CLARK
DIR PROGRAMS$171,593$18,350$24,277$214,220
ERICKA ROBSINSON
DIR PEOPLE CULTURE$165,205$16,881$16,745$198,831

Schedule O IRS990ScheduleO

Supplemental Information Detail SupplementalInformationDetail (12 entries)

Form And Line ReferenceFormAndLineReferenceDescExplanationExplanationTxt
FORM 990 - ORGANIZATION'S MISSIONTHE INTERNATIONAL SOCIETY ON THROMBOSIS AND HAEMOSTASIS (ISTH) ADVANCES THE UNDERSTANDING, PREVENTION, DIAGNOSIS AND TREATMENT OF CONDITIONS RELATED TO THROMBOSIS AND HEMOSTASIS. THE SOCIETY IS DEDICATED TO TRANSFORMATIVE SCIENTIFIC DISCOVERIES AND CLINICAL PRACTICES, THE DEVELOPMENT OF YOUNG PROFESSIONALS AND THE EDUCATION OF PHYSICIANS, SCIENTISTS AND ALLIED HEALTH PROFESSIONALS WHEREVER THEY MAY LIVE.
FORM 990, PAGE 2, PART III, LINE 4DPUBLICATION (HARDCOPY AND ONLINE) OF THE JOURNAL OF THROMBOSIS AND HAEMOSTASIS(JTH), WHICH SERVES AS AN INTERNATIONAL FORUM FOR ORIGINAL RESEARCH ARTICLES, REPORTS AND RECOMMENDATIONS AND REVIEWS RELATED TO THE IMPORTANT MEDICAL PROBLEMS OF THROMBOSIS, BLEEDING DISORDERS, AND VASCULAR BIOLOGY. TWELVE ISSUES ARE PUBLISHED ANNUALLY. PUBLICATION OF A MONTHLY E- NEWSLETTER PROVIDING INFORMATION ON ISTH EVENTS, EDUCATIONAL ACTIVITIES AND PROGRAMS, NEWS AND INTERVIEWS. COMPLEMENTING THE SOCIETY'S FLAGSHIP JOURNAL, JOURNAL OF THROMBOSIS AND HAEMOSTASIS (JTH), IS THE OPEN ACCESS ONLINE JOURNAL, RESEARCH AND PRACTICE IN THROMBOSIS AND HAEMOSTASIS (RPTH). RPTH IS A PLATFORM FOR SCIENCE AND DISCOURSE AMONG RESEARCHERS, CLINICIANS, NURSES, ALLIED HEALTH PROFESSIONALS, AND PATIENTS. PUBLISHED IN PARTNERSHIP WITH ELSEVIER, RPTH IS INTERESTED IN BASIC, CLINICAL, TRANSLATIONAL AND POPULATION OR PUBLIC HEALTH RESEARCH. MEMBER SERVICES PROVIDES BENEFITS TAILORED TO CLINICIANS, RESEARCHERS, NURSES, AND ALLIED HEALTH PROFESSIONALS AT ALL STAGES OF THEIR CAREERS IN BLEEDING AND CLOTTING DISORDERS THROUGH EDUCATION, PROGRAMS AND ACTIVITIES, AND PROFESSIONAL NETWORKING. THE SCIENTIFIC AND STANDARDIZATION COMMITTEE (SSC) IS A PERMANENT COMMITTEE OF THE ISTH AND IS ITS SCIENTIFIC WORKING ARM. CONDUCTED THROUGH SUBCOMMITTEES AND WORKING GROUPS, ITS ACTIVITIES PROMOTE COOPERATION AMONG LEADING INTERNATIONAL SCIENTISTS AND DIRECT THEIR ENERGIES TO PROJECTS THAT GENERATE RELIABLE AND STANDARDIZED CLINICAL AND BASIC SCIENCE TOOLS.
FORM 990, PAGE 6, PART VI, LINE 6THE SOCIETY HAS THE FOLLOWING CLASSES OF MEMBERSHIP: PREMIER, ADVANCED PRACTICE PROVIDER (APP) PHARMACIST, ASSOCIATE, MEDICAL RESIDENT/POST DOC, REACH-THE-WORLD, NURSE, ALLIED HEALTH PROFESSIONAL, STUDENT/TRAINEE, ISTH ACADEMY AND EMERITUS.
FORM 990, PAGE 6, PART VI, LINE 7ATHE MEMBERS ELECT 15 DIRECTORS TO THE BOARD OF DIRECTORS KNOWN AS THE COUNCIL.
FORM 990, PAGE 6, PART VI, LINE 7BTHE BYLAWS MAY BE AMENDED OR REPEALED AND NEW BYLAWS ADOPTED BY THE AFFIRMATIVE VOTE OF TWO-THIRDS OF THE MEMBERS VOTING, EITHER BY MAIL OR IN PERSON AT A REGULAR MEETING OF THE MEMBERSHIP, PROVIDED THE PROPOSED CHANGE HAS BEEN SUBMITTED TO THE MEMBERSHIP AT LEAST THREE (3) MONTHS PRIOR TO THE MEETING.
FORM 990, PAGE 6, PART VI, LINE 11BTHE EXECUTIVE DIRECTOR AND TREASURER OF THE CORPORATION REVIEW THE FORM 990 WHICH IS THEN MADE AVAILABLE TO THE INTERNATIONAL BOARD OF DIRECTORS PRIOR TO FILING.
FORM 990, PAGE 6, PART VI, LINE 12CALL VOTING MEMBERS OF ISTH COUNCIL, ALL CHAIRS OF SSC SCIENTIFIC SUBCOMMITTEES AND SPEAKERS AT ISTH AND SSC MEETINGS ARE REQUIRED TO SUBMIT DISCLOSURE OF INTEREST/LOYALTY STATEMENTS ANNUALLY WHICH ARE KEPT ON FILE AT HEADQUARTERS. ALL MEDICAL JOURNAL AUTHORS SUBMIT COI DISCLOSURES KEPT ON FILE BY THE EDITORIAL OFFICE.
FORM 990, PAGE 6, PART VI, LINE 15ACOMPENSATION FOR ALL HIGHLY COMPENSATED STAFF IS ROUTINELY REVIEWED AND APPROVED BY EXEC. COMMITTEE OF THE BOARD BASED ON COMPARABLE DATA FOR SIMILAR POSITIONS IN SIMILAR ORGANIZATIONS FOR SIMILAR LONGEVITY, WITH WRITTEN DOCUMENTATION IN PERSONNEL FILE AND PAYROLL RECORDS. PERSONNEL EXPENSES ARE REPORTED ANNUALLY TO THE BOARD AND APPROVED AS PART OF THE BUDGET.
FORM 990, PAGE 6, PART VI, LINE 15BOFFICERS AND DIRECTORS DO NOT RECEIVE COMPENSATION FOR THEIR SERVICES.
FORM 990, PAGE 6, PART VI, LINE 18PRIOR YEARS' 990S ARE AVAILABLE ON GUIDESTAR.ORG AND ON THE IRS WEBSITE (HTTPS://APPS.IRS.GOV/APP/EOS/)
FORM 990, PAGE 6, PART VI, LINE 19THE SOCIETY'S NAME AND ADDRESS OF REGISTERED OFFICE/AGENT ARE AVAILABLE TO THE PUBLIC ON THE NC SECRETARY OF STATE WEB SITE: HTTP://WWW.SECRETARY.STATE.NC.US. THE BYLAWS AND MISSION ARE POSTED ON THE ISTH WEBPAGE. FINANCIAL STATEMENTS, THE ARTICLES OF INCORPORATION, FORM 1023 AND THE CONFLICT OF INTEREST POLICY ARE AVAILABLE BY REQUEST TO ISTH HEADQUARTERS.
FORM 990, PART IX, LINE 11GTECHNOLOGY SERVICES 114,345 6,722 1,076 HR SERVICES 31,905 20,307 3,252 EDITORIAL ASSISTANT 120,000 0 0 OTHER CONTRACTED SERVICES 14,724 9,372 1,501 EDUCATION 479,517 0 0 GUIDANCE AND GUIDELINES 199,601 0 0 GENE THERAPY 89,843 0 0 NOVEL THERAPIES IN THROMBOSIS 209,470 0 0 SSC 25,918 0 0 SUBCOMMITTEES 22,575 0 0 WORLD THROMBOSIS DAY 83,454 0 0 JTH JOURNAL 1,234 0 0 MEMBERSHIP 500 0 0 TOTAL 1,393,086 36,401 5,829