Diefenderfer Rosalind Tuw

EIN 22-6519004 • Ithaca, NY

130 E Seneca St Ste 400Ithaca, NY 14850-4353

Siviq Scores

Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.

0.00x

Tied with the lowest-debt nonprofits in its peer group.

$1M-$5M nonprofits • Source year 2025

0.00x

Tied with the lowest-debt nonprofits in its peer group.

$1M-$5M nonprofits • Source year 2025

76%

Higher net margin than 94% of similar nonprofits.

$1M-$5M nonprofits • Source year 2025

Higher top officer pay than 47% of similar nonprofits.

Top officer pay equals 0.0% of source-year revenue.

$1M-$5M nonprofits • Source year 2025

5.7%

Faster asset growth than 60% of similar nonprofits.

$1M-$5M nonprofits • Annualized from 2024 to 2025

91%

Faster revenue growth than 86% of similar nonprofits.

$1M-$5M nonprofits • Annualized from 2024 to 2025

Balance Sheet

Liabilities / Assets32nd percentile

Assets

$2,110,012

Up $113,986 (+5.7%) from 2024

Liabilities

Flat

Flat from 2024

Net Assets

$2,110,012

Up $113,986 (+5.7%) from 2024

Operations

Liabilities / Revenue33rd percentile Net Margin94th percentile

Revenue

$314,849

Up $149,708 (+91%) from 2024

Expenses

$76,579

Up $8,140 (+12%) from 2024

Net Income

$238,270

Up $141,568 (+146%) from 2024

Trend Graphs

Balance Sheet Trend

Asset Growth60th percentile

Grouped bars show assets, liabilities, and net assets across loaded filings.

Highlighted filing

2025

Assets$2,110,012

Liabilities$0

Net Assets$2,110,012

Open 2025 Filing

Operations Trend

Revenue Growth86th percentile

Revenue, expenses, and net income by year, with the latest filing highlighted.

Highlighted filing

2025

Revenue$314,849

Expenses$76,579

Net Income$238,270

Open 2025 Filing

Filings

Most recent year

2025 • Form 990PFDetailed filing. Detailed filing data is available for this year.

Open filing

Assets: $2,110,012
Liabilities: $0
Net assets: $2,110,012
Revenue: $314,849
Expenses: $76,579
Net income: $238,270

	Balance Sheet			Operations
Year	Assets	Liabilities	Net Assets	Revenue	Expenses	Net Income
2025Detailed filing. Detailed filing data is available for this year.	$2.11	$0.00	$2.11	$0.31	$0.08	$0.24
2024Detailed filing. Detailed filing data is available for this year.	$2.00	$0.00	$2.00	$0.17	$0.07	$0.10

Latest Filing Detail

Jump To

Filing Snapshot

Filing Period: Apr 1, 2024 to Mar 31, 2025
Signed: Jan 30, 2026
Return Version: 2024v5.2

Compensation and Service Providers

Top Officer Pay47th percentile

Employees

Name	Title	Full / Part Time	Base	Other	Total
-	Trustee	-	$0	-	-

Grants and Assistance

Foundation Grants and Related Investments

Type	Recipient	Purpose	Status	Location	Amount
Paid Grant	JOAN AND SANFORD I WEILL MEDICAL COLLEGE	GENERAL OPERATING	PC	NEW YORK, NY, US	$74,769

Filing and Contact Details

Filer

Filer Name: Diefenderfer Rosalind Tuw
EIN: 22-6519004
Phone: 8004811865
Address: 130 E SENECA ST STE 400, ITHACA, NY 14850-4353

Signing Officer

Name: Cornell Univ Office of Tr
Title: Ttee
Phone: 8004811865
Signed: 2026-01-30
Discuss with paid preparer: Yes

Preparer

Firm: Pwc US Tax Llp
Address: 301 GRANT STREET, PITTSBURGH, PA 15219
Preparer: Daniel Waltman
Phone: 4123556000

Raw XML Appendix332 raw XML fields

This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.

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IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/PropertyDesc	6	CAPITAL GAIN DIVIDENDS
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IRS990PF/StatementsRegardingActyGrp/LegislativePoliticalActyInd	0	false
IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/AddressLine1Txt	0	130 E SENECA ST STE 400
IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/CityNm	0	ITHACA
IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/StateAbbreviationCd	0	NY
IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/ZIPCd	0	14850
IRS990PF/StatementsRegardingActyGrp/MoreThan100SpentInd	0	false
IRS990PF/StatementsRegardingActyGrp/NECTFilingInLieuOFForm1041Ind	0	X
IRS990PF/StatementsRegardingActyGrp/NewSubstantialContributorsInd	0	false
IRS990PF/StatementsRegardingActyGrp/OrganizationDissolvedEtcInd	0	false
IRS990PF/StatementsRegardingActyGrp/OrgReportOrRegisterStateCd	0	NY
IRS990PF/StatementsRegardingActyGrp/OwnControlledEntityInd	0	false
IRS990PF/StatementsRegardingActyGrp/PersonsWithBooksName/BusinessNameLine1Txt	0	CORNELL UNIV OFFICE OF TRUSTS & ESTATES
IRS990PF/StatementsRegardingActyGrp/PhoneNum	0	8004811865
IRS990PF/StatementsRegardingActyGrp/PrivateOperatingFoundationInd	0	false
IRS990PF/StatementsRegardingActyGrp/Section508eRqrSatisfiedInd	0	true
IRS990PF/StatementsRegardingActyGrp/UnrelatedBusIncmOverLimitInd	0	false
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt	0	74769
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt	0	GENERAL OPERATING
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientBusinessName/BusinessNameLine1Txt	0	JOAN AND SANFORD I WEILL MEDICAL COLLEGE
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientFoundationStatusTxt	0	PC
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt	0	NONE
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt	0	1320 YORK AVENUE HT-621
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm	0	NEW YORK
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd	0	NY
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd	0	10021
IRS990PF/SupplementaryInformationGrp/OnlyContriToPreselectedInd	0	X
IRS990PF/SupplementaryInformationGrp/TotalGrantOrContriPdDurYrAmt	0	74769
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/LoansOrLoanGuaranteesInd	0	false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/PerformanceOfServicesEtcInd	0	false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/PurchaseOfAssetsNonchrtblEOInd	0	false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/ReimbursementArrangementsInd	0	false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/RelationshipsNonchrtblEOInd	0	false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/RentalOfFacilitiesOthAssetsInd	0	false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/SalesOrExchangesOfAssetsInd	0	false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/SharingOfFacilitiesEtcInd	0	false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/TrnsfrOfCashToNonchrtblEOInd	0	false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/TrnsfrOtherAssetNonchrtblEOInd	0	false
IRS990PF/UndistributedIncomeGrp/AppliedToCurrentYearAmt	0	0
IRS990PF/UndistributedIncomeGrp/AppliedToPriorYearsAmt	0	0
IRS990PF/UndistributedIncomeGrp/AppliedToYear1Amt	0	74769
IRS990PF/UndistributedIncomeGrp/CorpusDistri170b1EOr4942g3Amt	0	0
IRS990PF/UndistributedIncomeGrp/DistributableAsAdjustedAmt	0	164484
IRS990PF/UndistributedIncomeGrp/ExcessDistributionCyovAppCYAmt	0	0
IRS990PF/UndistributedIncomeGrp/ExcessDistributionCyovYr1Amt	0	0
IRS990PF/UndistributedIncomeGrp/ExcessDistributionCyovYr2Amt	0	0
IRS990PF/UndistributedIncomeGrp/ExcessDistributionCyovYr3Amt	0	0
IRS990PF/UndistributedIncomeGrp/ExcessDistributionCyovYr4Amt	0	0
IRS990PF/UndistributedIncomeGrp/ExcessDistributionCyovYr5Amt	0	0
IRS990PF/UndistributedIncomeGrp/ExcessDistriCyovAppCYCorpusAmt	0	0
IRS990PF/UndistributedIncomeGrp/ExcessDistriCyovFromYr5Amt	0	0
IRS990PF/UndistributedIncomeGrp/ExcessDistriCyovToNextYrAmt	0	0
IRS990PF/UndistributedIncomeGrp/ExcessFromCurrentYearAmt	0	0
IRS990PF/UndistributedIncomeGrp/ExcessFromYear1Amt	0	0
IRS990PF/UndistributedIncomeGrp/ExcessFromYear2Amt	0	0
IRS990PF/UndistributedIncomeGrp/ExcessFromYear3Amt	0	0
IRS990PF/UndistributedIncomeGrp/ExcessFromYear4Amt	0	0
IRS990PF/UndistributedIncomeGrp/PriorYear1Yr	0	2022
IRS990PF/UndistributedIncomeGrp/PriorYear2Yr	0	2021
IRS990PF/UndistributedIncomeGrp/PriorYearDeficiencyOrTaxAmt	0	107922
IRS990PF/UndistributedIncomeGrp/PriorYearUndistributedIncmAmt	0	107922
IRS990PF/UndistributedIncomeGrp/QualifyingDistributionsAmt	0	74769
IRS990PF/UndistributedIncomeGrp/RemainingDistriFromCorpusAmt	0	0
IRS990PF/UndistributedIncomeGrp/Taxable1Amt	0	0
IRS990PF/UndistributedIncomeGrp/Taxable2Amt	0	72664
IRS990PF/UndistributedIncomeGrp/TotalCorpusAmt	0	0
IRS990PF/UndistributedIncomeGrp/TotalExcessDistributionCyovAmt	0	0
IRS990PF/UndistributedIncomeGrp/TotalForPriorYearsAmt	0	107922
IRS990PF/UndistributedIncomeGrp/TreatedAsDistriFromCorpusAmt	0	0
IRS990PF/UndistributedIncomeGrp/UndistributedIncomeCYAmt	0	164484
IRS990PF/UndistributedIncomeGrp/UndistributedIncomePYAmt	0	147433
OtherDecreasesSchedule/OtherDecreasesDetail/Amt	0	58327
OtherDecreasesSchedule/OtherDecreasesDetail/Amt	1	57376
OtherDecreasesSchedule/OtherDecreasesDetail/Amt	2	367
OtherDecreasesSchedule/OtherDecreasesDetail/Amt	3	8214
OtherDecreasesSchedule/OtherDecreasesDetail/Desc	0	COST BASIS ADJUSTMENT
OtherDecreasesSchedule/OtherDecreasesDetail/Desc	1	TAX LOT BASIS ADJUSTMENT
OtherDecreasesSchedule/OtherDecreasesDetail/Desc	2	PY RETURN OF CAPITAL ADJ
OtherDecreasesSchedule/OtherDecreasesDetail/Desc	3	MUTUAL FUND TIMING ADJUSTMENT
OtherExpensesSchedule/OtherExpensesScheduleGrp/Desc	0	INVESTMENT EXPENSES-DIVIDEND I
OtherExpensesSchedule/OtherExpensesScheduleGrp/DisbursementsCharitablePrpsAmt	0	0
OtherExpensesSchedule/OtherExpensesScheduleGrp/NetInvestmentIncomeAmt	0	869
OtherExpensesSchedule/OtherExpensesScheduleGrp/RevenueAndExpensesPerBooksAmt	0	869
TaxesSchedule/TaxesDetail/Amt	0	751
TaxesSchedule/TaxesDetail/Amt	1	190
TaxesSchedule/TaxesDetail/CategoryTxt	0	FOREIGN TAXES
TaxesSchedule/TaxesDetail/CategoryTxt	1	FOREIGN TAXES ON NONQUALIFIED
TaxesSchedule/TaxesDetail/DisbursementsCharitablePrpsAmt	0	0
TaxesSchedule/TaxesDetail/DisbursementsCharitablePrpsAmt	1	0
TaxesSchedule/TaxesDetail/NetInvestmentIncomeAmt	0	751
TaxesSchedule/TaxesDetail/NetInvestmentIncomeAmt	1	190
ReturnHeader/BuildTS	0	2025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd	0	true
ReturnHeader/BusinessOfficerGrp/PersonNm	0	CORNELL UNIV OFFICE OF TR
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt	0	TTEE
ReturnHeader/BusinessOfficerGrp/PhoneNum	0	8004811865
ReturnHeader/BusinessOfficerGrp/SignatureDt	0	2026-01-30
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt	0	DIEFENDERFER ROSALIND TUW
ReturnHeader/Filer/BusinessNameControlTxt	0	DIEF
ReturnHeader/Filer/EIN	0	226519004
ReturnHeader/Filer/PhoneNum	0	8004811865
ReturnHeader/Filer/USAddress/AddressLine1Txt	0	130 E SENECA ST STE 400
ReturnHeader/Filer/USAddress/CityNm	0	ITHACA
ReturnHeader/Filer/USAddress/StateAbbreviationCd	0	NY
ReturnHeader/Filer/USAddress/ZIPCd	0	148504353
ReturnHeader/IRSResponsiblePrtyInfoCurrInd	0	true
ReturnHeader/PreparerFirmGrp/PreparerFirmEIN	0	920460586
ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt	0	PWC US TAX LLP
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt	0	301 GRANT STREET
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm	0	PITTSBURGH
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd	0	PA
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd	0	15219
ReturnHeader/PreparerPersonGrp/PhoneNum	0	4123556000
ReturnHeader/PreparerPersonGrp/PreparationDt	0	2026-01-30
ReturnHeader/PreparerPersonGrp/PreparerPersonNm	0	DANIEL WALTMAN
ReturnHeader/PreparerPersonGrp/SelfEmployedInd	0	X
ReturnHeader/ReturnTs	0	2026-01-30T11:01:23-06:00
ReturnHeader/ReturnTypeCd	0	990PF
ReturnHeader/TaxPeriodBeginDt	0	2024-04-01
ReturnHeader/TaxPeriodEndDt	0	2025-03-31
ReturnHeader/TaxYr	0	2024

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