The Pershing Square Foundation logo

The Pershing Square Foundation

NEW YORK, NY EIN: 20-8068401 Website

The Pershing Square Foundation, also known as Pershing Square Philanthropies, is a private foundation established in 2006 by Bill Ackman, founder and CEO of Pershing Square Capital. Based in New York City, the foundation operates as a 501(c)(3) organization designated for charitable, educational, and scientific purposes. Since its establishment, the Foundation and its affiliated entities have committed more than $930 million in grants and investments across multiple sectors.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$414.6M

+2.6% YoY

Annual Giving

$10.9M

-48.3% YoY

Grant Count

56

-17.6% YoY

Avg Grant Size

$195K

-37.2% YoY

Under IRS private-foundation payout rules, The Pershing Square Foundation reported a distributable amount of $26.1M for 2024 — the minimum it must pay out in qualifying distributions.

Research compiled by Grantable AI from public sources. Last updated April 2026.

Mission & Focus Areas

The foundation invests in pioneering individuals, nonprofits, and mission-driven companies working to solve major societal, environmental, and health challenges. Primary funding areas include:

  • Health & Life Sciences — including cancer research and neurodegenerative disease research
  • Education
  • Economic Development & Economic Opportunity
  • Arts & Urban Development
  • Innovation
  • Environment
  • Racial Justice
  • Criminal Justice Reform

The foundation does not articulate specific quantified goals for its giving but maintains a grants database demonstrating support for a broad range of causes, including work with marginalized groups.

Grantmaking

The foundation operates two prestigious annual awards for scientific research:

Grant Range

$250,000

How to Apply

**

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Geographic Focus

Where this funder awards grants

  • Domestic: New York City is a geographic priority for U.S. grantmaking
  • Global: International work appears to prioritize Africa and Israel

Grant Distribution by State

22states
+14 more states

Cities

AlbanyAlexandriaArlingtonBaltimoreBar HarborBaysideBethesdaBostonBranchvilleBrightonBronxBrooklineBrooklynBuffaloCambridgeCarmeChicagoCold Spring HarborCollege ParkColorado Springs

Financial History

Multi-year comparison from IRS filings

As of Fiscal Year Ending December 2024:

Metric Amount
Total Assets $415,000,000
Total Revenue $36,151,858
Total Expenses $25,700,000
Total Liabilities $0

The foundation ranks in the top 1% of U.S. foundations by assets (Rank #356 of 159,550).

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$95M$191M$286M$381M20202021202220232024
Metric202420232022
Total Assets$414,591,902$404,137,799$414,726,662
Revenue$36,151,858$22,153,964$106,285,874
Expenses$25,697,755$32,804,224$28,156,319
Qualifying Distributions$14,497,855$23,740,675$17,152,364
Net Investment Income$24,972,435$13,369,824$88,035,212
Distributable Amount$26,117,931$23,690,138$22,620,435

Giving Over Time

Total grant dollars and number of grants per year

$0$15M$29M$44M$59M115 grants202084 grants202141 grants202268 grants202356 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2024

THE BROAD INSTITUTE OF M…$750KAMCHAI$500KTHE ROCKEFELLER UNIVERSITY$300KALBERT EINSTEIN COLLEGE …$250KCITIZENS ALLIANCE$250KCOLD SPRING HARBOR LABOR…$250KCORNELL UNIVERSITY$250KCORNELL UNIVERSITY$250KCORNELL UNIVERSITY$250KICAHN SCHOOL OF MEDICINE…$250K

Grant Size Distribution

241 grants across all recorded years

69<$50K11$50–100K84$100–250K51$250–500K13$500K–1M12$1–5M1$5M+

Open Grants

1 open opportunity from The Pershing Square Foundation

Giving History

Grant recipients and amounts by year

Among its reported 2024 grants, the largest include The Broad Institute of Mit and Harvard ($750,000), Amchai ($500,000), The Rockefeller University ($300,000).

RecipientPurposeAmount
ALBERT EINSTEIN COLLEGE OF MEDICINE BRONX, NYPERSHING SQUARE SOHN PRIZE FOR YOUNG INVESTIGATORS IN CANCER RESEARCH$250,000
AMCHAI MIAMI, FLGENERAL SUPPORT$500,000
AMERICAN ALUMNI OF GLASGOW UNIVERSITY INC WASHINGTON, DCMCNAB CENTRE AT UNIVERSITY OF GLASGOW$200,000
CHANCELLOR MASTERS & SCHOLARS OF THE UNIVERSITY OF OXFORD OXFORD SCHOLAR CONVENING$10,000
CITIZENS ALLIANCE BUFFALO, NYGENERAL SUPPORT$250,000
COLD SPRING HARBOR LABORATORY COLD SPRING HARBOR, NYTHE MIND (MAXIMIZING INNOVATION IN NEUROSCIENCE DISCOVERY) PRIZE$250,000
COLD SPRING HARBOR LABORATORY COLD SPRING HARBOR, NYDOUBLE HELIX MEDALS DINNER$150,000
CORNELL UNIVERSITY ITHACA, NYSUPPORT FOR THE RESEARCH OF THE LYDEN LAB$10,000
CORNELL UNIVERSITY ITHACA, NYTHE MIND (MAXIMIZING INNOVATION IN NEUROSCIENCE DISCOVERY) PRIZE$250,000
CORNELL UNIVERSITY ITHACA, NYTHE MIND (MAXIMIZING INNOVATION IN NEUROSCIENCE DISCOVERY) PRIZE$250,000

Leadership & Key People

Leadership team and compensation from IRS filings

Name Title Hours/Week Compensation
William A. Ackman Trustee 1 $0
Neri Oxman Trustee 1 $0
Olivia Tournay Flatto President 40 $418,000
Diana Won Program Director 40 $183,000
Yael Hungerford Program Director 40 $76,000
Emily Hotaling Program Manager 40 $101,000
Molly Zollo-Venecek Program Manager 40 $101,000
Andrea Markezin Treasurer 7 $0
Peyton Mayer Executive Assistant 40 $91,000

The foundation maintains dedicated paid staff and is likely staffed based on reported board members and key employees.

Compensation Overview

From 2024 IRS filing

OLIVIA TOURNAY FLATTOPRESIDENT$418K

From 2024 filing

NameTitleHoursCompensation
WILLIAM A ACKMANTRUSTEE1
NERI OXMANTRUSTEE1
ANDREA MARKEZINTREASURER7
OLIVIA TOURNAY FLATTOPRESIDENT40$417,605

Recent News & Activity

Recent developments and announcements

2026

The Pershing Square Foundation awarded the MIND Prize to eight pioneering researchers in neuroscience research in 2026, continuing its commitment to supporting innovative work in neurodegenerative disease research. The foundation has demonstrated recent grant activity, with grantees including organizations focused on economic opportunity, health, environment, and innovation across both U.S. and global contexts.

The Pershing Square Foundation Awards \u201CMIND\u201D Prize to Eight Pioneering\

Subject Areas

Focus areas based on grantmaking activity

Frequently Asked Questions

What does The Pershing Square Foundation fund?

The foundation invests in pioneering individuals, nonprofits, and mission-driven companies working to solve major societal, environmental, and health challenges. Primary funding areas include: • **Health & Life Sciences** — including cancer research and neurodegenerative disease research • **Education** • **Economic Development & Economic Opportunity** • **Arts & Urban Development** • **Innovation** • **Environment** • **Racial Justice** • **Criminal Justice Reform** The foundation does not art…

How do I apply for a grant from The Pershing Square Foundation?

**Grant Activity:** • 56 grants recorded in recent filings • Median grant size: $250,000 • Grant range: $7,500 to $750,000 • Total giving (2024): $10,932,500 **Award Programs:** The foundation operates two prestigious annual awards for scientific research: • **PSSCRA Cancer Prize** — awarded to scientists conducting cancer research • **MIND Neuroscience Prize** — awarded to researchers working in neurodegenerative disease research **Application Process:** With the exception of the medical resea…

Where does The Pershing Square Foundation make grants?

• **Domestic:** New York City is a geographic priority for U.S. grantmaking • **Global:** International work appears to prioritize Africa and Israel

What size grants does The Pershing Square Foundation award?

In 2024, The Pershing Square Foundation awarded 56 grants totaling $10.9M — an average of about $195K per grant, based on its IRS Form 990 filings.

How much is The Pershing Square Foundation required to give away each year?

Private foundations must generally distribute about 5% of their assets annually. For 2024, The Pershing Square Foundation reported a distributable amount of $26.1M on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.

What is The Pershing Square Foundation's EIN?

The Pershing Square Foundation's EIN (Employer Identification Number) is 20-8068401. IRS Form 990 filing data is available on this page for 2020–2024.

Explore Open Grants

Browse active grant opportunities in The Pershing Square Foundation's focus areas in our free grants database

Related Funders

Similar funders by location and focus area

Data last updated June 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.

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