Charity Impact Media

Home › Medical research

The Wistar Institute of Anatomy and Biology

Philadelphia, PA · EIN 23-6434390 · 501(c)(3) · Publicly supported organization (170(b)(1)(A)(vi))
Latest filing: Form 990 for calendar year 2025 (tax year 2025) · View the filing · Correct or respond

The Wistar Institute of Anatomy and Biology reported $77.3 million in revenue and $89.9 million in expenses for calendar year 2025. Of every $100 it spent, $79.18 went to program services, $19.09 to management and general costs and $1.73 to fundraising. Its largest source of revenue was contributions and grants: 74.6% of the total. Government grants made up 64.7%. The highest compensation it reported for one person was $758,347 (PRESIDENT & CEO, DIRECTOR OF WISTAR CANCER CENTER). 80 people received more than $100,000 in reportable compensation. Revenue rose 20% between 2019 and 2025. Source: Form 990, 2025.

Where $100 of spending went

Calendar year 2025 · Form 990, Part IX, line 25 · total expenses $90M

For context, the median across 169 covered medical research charities: $87.02 programs, $12.87 management, $0.11 fundraising (medians computed separately, so they may not sum to $100).

Where $100 of revenue came from

Calendar year 2025 · Form 990, Part VIII · total revenue $77M

The 990 scorecard · same measures for every charity, no grades

2025 filing. Median across 169 covered charities in this category, from their latest filings.
Measure2025Median
Program services
Part IX 25(B) ÷ 25(A)
79.2%83.9%
Management & general
Part IX 25(C) ÷ 25(A)
19.1%12.4%
Fundraising
Part IX 25(D) ÷ 25(A)
1.7%0.1%
Fundraising cost per $1 of contributions
Part IX 25(D) ÷ Part VIII 1h
$0.03$0.01
Contributions & grants share of revenue
Part VIII 1h ÷ 12
74.6%72.7%
Government grants share of revenue
Part VIII 1e ÷ 12
64.7%0.0%
Program service revenue share
Part VIII 2g ÷ 12
0.3%5.8%
Highest reported compensation
Part VII-A, columns D–F
$758,347$628,890
Highest compensation as share of expenses
Part VII-A ÷ Part IX 25(A)
0.84%1.94%
People paid over $100,000
Part VII, line 2
8018
Net assets, in months of expenses
Part X 33(B) ÷ monthly expenses
46.713.3
Independent voting board members
Part VI 1a–1b
32 of 3293.8%

A median is context, not a target: hospitals, universities, food banks and grantmakers spend in very different ways. What these measures can and can't tell you.

What the money paid for, in its own words

2025 · Form 990, Part III · the three largest programs by expense
$71M expenses · 100.0% of program spending · revenue $260K

The Wistar Institute is the nation's first independent nonprofit institution devoted exclusively to foundational biomedical research and training. Through a culture and commitment to biomedical collaboration and innovation, wistar science leads to breakthrough early-stage discoveries. Wistar scientists are dedicated to solving some of the world's most challenging problems in the fields of cancer and immunology, advancing human health through early-stage discovery and training the next generation of biomedical researchers. Core centers within the Wistar Institute includes its internationally…

Highest reported compensation

2025 · Form 990, Part VII, Section A · roles as filed; names are in the filing, not here
RoleFrom this orgFrom related orgsOtherTotal
PRESIDENT & CEO, DIRECTOR OF WISTAR CANCER CENTER
Officer, 55.00 hrs/week
$701,631$0$56,716$758,347
PROFESSOR VP, SCIENTIFIC OPERATIONS
Key employee, 55.00 hrs/week
$518,220$0$76,944$595,164
EXECUTIVE VICE PRESIDENT
Key employee, 55.00 hrs/week
$497,122$0$73,027$570,149
VP GEN COUNSEL, SECRETARY & GOVERNMENT RELATIONS
Officer, 55.00 hrs/week
$411,550$0$45,663$457,213
PROFESSOR
Highest compensated employee, 55.00 hrs/week
$355,586$0$70,760$426,346
VP FOR BUSINESS DEVELOP & E. D. TECH
Key employee, 55.00 hrs/week
$360,818$0$40,934$401,752
CHIEF FINANCIAL OFFICER
Officer, 55.00 hrs/week
$316,654$0$72,822$389,476
PROFESSOR
Highest compensated employee, 55.00 hrs/week
$306,752$0$70,346$377,098

80 people received more than $100,000 in reportable compensation from The Wistar Institute of Anatomy and Biology (Part VII, line 2). Compensation of current officers, directors and key employees totaled $4.2M (Part IX, line 5).

7 years of filings

Form 990, Parts I, VII, IX and X · each row is that year's own filing, linked
RevenueExpenses
$0$50M$100M$150M$200M2019202020212022202320242025$77M$90M
FilingRevenueExpensesProgramsNet assetsTop pay
2025 ⓘ$77M$90M79.2%$350M$758,347
2024 ⓘ$93M$94M78.8%$342M$777,421
2023 ⓘ$181M$92M81.2%$322M$747,471
2022 ⓘ$91M$85M82.1%$298M$711,830
2021 ⓘ$116M$69M79.2%$335M$684,774
2020 ⓘ$67M$69M77.9%$267M$707,499
2019 ⓘ$64M$69M78.2%$250M$668,163

Governance answers, as filed

2025 · the organization's own yes/no answers; explanations, if any, are in Schedule O of the filing · what each means
  • Voting board members, and how many are independent Part VI, lines 1a–1b32 · 32 independent
  • Audited financial statements Part XII 2bYes
  • Conflict-of-interest policy Part VI 12aYes
  • Whistleblower policy Part VI 13Yes
  • Document retention policy Part VI 14Yes
  • Independent process for top executive pay Part VI 15aYes
  • Board given the 990 before filing Part VI 11aYes
  • Family or business ties among insiders Part VI 2Yes
  • Aware of a significant diversion of assets Part VI 5No
  • Excess benefit transaction with an insider Part IV 25aNo
  • Loans to or from insiders outstanding Part IV 26No
  • Lobbying, or a 501(h) election in effect Part IV 4Yes
  • Over $15,000 of professional fundraising services Part IV 18No
  • Over $10,000 of activity outside the U.S. Part IV 14bYes
  • Employees Part I, line 5377
  • Volunteers Part I, line 673

Largest outside contractors

2025 · Form 990, Part VII, Section B · businesses only
IMC CONSTRUCTION
Construction services
$4,134,000
P AGNES INC
Construction services
$2,372,000
HURON CONSULTING SERVICES LLC
Consulting services
$837,000
ALLIED UNIVERSAL SECURITY SERVICES
Security services
$742,000
ENHANCITY INC
Janitorial services
$691,000

Individuals listed as contractors are left out. 27 contractors were paid more than $100,000 in all.

Private foundation grants it received

9 private foundations reported grants to The Wistar Institute of Anatomy and Biology totaling $2.5M on their tax year 2023 Form 990-PF returns. See which foundations, on WHOFUNDS.

Source: WHOFUNDS open grant graph, matched from Form 990-PF Part XV.

Correct a figure or respond

Every number above is copied from The Wistar Institute of Anatomy and Biology's own Form 990. If one doesn't match the filing, that's our error and we'll fix it. If you work for The Wistar Institute of Anatomy and Biology, you can publish a response that is linked from this page.

Similar-sized charities in this cause

All medical research charities · Largest charities in Pennsylvania

Questions people ask

How much of The Wistar Institute of Anatomy and Biology's spending goes to programs?

In calendar year 2025, The Wistar Institute of Anatomy and Biology reported that 79.2% of its $89.9 million in expenses went to program services, 19.1% to management and general and 1.7% to fundraising (Form 990, Part IX).

How much does The Wistar Institute of Anatomy and Biology pay its top executive?

The largest total compensation The Wistar Institute of Anatomy and Biology reported for one person in calendar year 2025 was $758,347, for the role of PRESIDENT & CEO, DIRECTOR OF WISTAR CANCER CENTER (Form 990, Part VII, including compensation from related organizations and other compensation).

Where does The Wistar Institute of Anatomy and Biology get its money?

Of $77.3 million in revenue in calendar year 2025, 74.6% came from contributions and grants (including 64.7% from government grants) and 0.3% from program service revenue (Form 990, Part VIII).

Is The Wistar Institute of Anatomy and Biology a registered charity?

The IRS lists EIN 23-6434390 as a 501(c)(3) organization (publicly supported organization (170(b)(1)(a)(vi))), and its records show contributions as tax-deductible. Form 990 filings on record here cover tax years 2019, 2020, 2021, 2022, 2023, 2024, 2025. A filing shows what the organization reported; it doesn't by itself show whether a program works.

Sources

  • 2025: Form 990 for calendar year 2025, object 202621899349301012 · read the filing · XML
  • 2024: Form 990 for calendar year 2024, object 202531909349300208 · read the filing
  • 2023: Form 990 for calendar year 2023, object 202402149349301410 · read the filing
  • 2022: Form 990 for calendar year 2022, object 202331959349301753 · read the filing
  • 2021: Form 990 for calendar year 2021, object 202232899349300313 · read the filing
  • 2020: Form 990 for calendar year 2020, object 202112799349300111 · read the filing
  • 2019: Form 990 for calendar year 2019, object 202013029349300431 · read the filing

All filings for EIN 23-6434390: ProPublica Nonprofit Explorer · IRS Tax Exempt Organization Search. Figures are as the organization reported them; we have not audited them.