The Warrensodenhopkins Family
The Warrensodenhopkins Family is a private foundation, based in San Marino, CA. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $789K in total assets. In 2025, it awarded 8 grants totaling $105K. Net investment income was $61K.
The Warrensodenhopkins Family at a glance
In short: The Warrensodenhopkins Family gave $105K across 8 grants in 2025 (avg $13K), top state New York. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $105,000
- +23.5% vs 2024
- Grants made (2025)
- 8
- +14.3% vs 2024
- Average grant
- $13,125
- +8.1% vs 2024
- Median grant
- $10,000
- Total assets
- $789,223
- -6.6% vs 2024
- Primary geography
- New York (29% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated September 2026.
Who The Warrensodenhopkins Family funds
How this funder distributes its grants
Top Recipients
Top 8 recipients in 2025
The largest 2025 recipient was American Diabetes Association ($25K). Together the top 8 received $105K.
Grant Size Distribution
27 grants across all recorded years
The most common grant size was under $50K: 27 grants of 27 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 8 itemized grants.
Cities
How The Warrensodenhopkins Family gives
- Giving grew 40% from 2022 to 2025. Method
- In 2025 it paid out 201% of its IRS minimum distribution (the 5% rule). Method
From the foundation's IRS Form 990-PF filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2025, annual grant giving ranged from $57K (2020) to $105K (2025). In 2025 it made 8 grants totaling $105K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| American Diabetes Association Arlington, VA | Charitable Support | $25,000 |
| Childrens Hospital Los Angeles Los Angeles, CA | Cancer Research | $15,000 |
| Duke Center for Intergrative Med Durham, NC | Program Support | $15,000 |
| Duke Cancer Patient Support Program Durham, NC | Endowment Fund | $10,000 |
| Huntington Memorial Hospital Pasadena, CA | Charitable Support | $10,000 |
| Memorial Sloan-Kettering Cancer New York, NY | Cancer Reserach | $10,000 |
| National Multiple Sclerosis Society New York, NY | Medical Research | $10,000 |
| The Michael J Fox Foundation New York, NY | Program Support | $10,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2025 | $789,223 | $73,947 | $129,492 | $105,000 | 8 | $116,929 | $61,334 | $58,171 |
| 2024 | $844,908 | $70,291 | $99,961 | $85,000 | 7 | $92,262 | $55,975 | $56,640 |
| 2023 | $874,780 | $59,377 | $90,038 | $75,000 | 6 | $82,771 | $51,060 | $52,798 |
| 2022 | $905,127 | $84,097 | $89,877 | $75,000 | 6 | $82,783 | $70,417 | $51,643 |
| 2021 | $913,013 | $73,889 | $8,622 | — | — | $4,178 | $65,195 | $58,104 |
| 2020 | $848,306 | $136,661 | $70,977 | $57,175 | 6 | — | $52,306 | $46,559 |
Under IRS private-foundation payout rules, The Warrensodenhopkins Family reported a distributable amount of $58K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
The Warrensodenhopkins Family is led by Stephen Hopkins Warren, Secretary, Director & Acting President since 2021 (on filings since 2020); none of the 3 officers listed in 2025 report compensation.
Officers on the 2025 filing
Stephen Hopkins Warren
Secretary, Director & Acting President
Secretary → Secretary, Director & Acting President, 2021
On filings since 2020
8 hrs/week
No compensation reported
Carol Ann Warren
Director & Assistant Secretary
Director → Director & Assistant Secretary, 2024
On filings since 2020
1 hr/week
No compensation reported
Kimberly Ann Warren
Assistant Secretary & Director
CFO → CFO & Director, 2021
CFO & Director → Assistant Secretary & Director, 2024
On filings since 2020
1 hr/week
No compensation reported
Former officers (1)
- Former: Robert S. Warren (2020) — President
Data from IRS Form 990 filings, 2020–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Frequently asked questions about The Warrensodenhopkins Family
How much does The Warrensodenhopkins Family give each year?
The Warrensodenhopkins Family gave $105K across 8 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $85K across 7 grants.
What is The Warrensodenhopkins Family's typical grant size?
The Warrensodenhopkins Family's median grant in 2025 was $10,000, and its average grant was $13,125, across 8 grants on its 2025 IRS Form 990-PF.
Where does The Warrensodenhopkins Family give grants?
The Warrensodenhopkins Family's top state is New York, with 29% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were Virginia (24%) and California (24%). The most frequent recipient cities were New York, NY (3 grants) and Durham, NC (2 grants).
Does The Warrensodenhopkins Family give general operating support?
Not in 2025: none of the 8 grants with a stated purpose on The Warrensodenhopkins Family's 2025 IRS Form 990-PF were described as general or operating support.
Who are The Warrensodenhopkins Family's largest grantees?
The Warrensodenhopkins Family's largest 2025 grantees include American Diabetes Association ($25,000), Childrens Hospital Los Angeles ($15,000) and Duke Center for Intergrative Med ($15,000), according to its 2025 IRS Form 990-PF. Together they received 52% of its itemized 2025 grant dollars.
How large is The Warrensodenhopkins Family?
The Warrensodenhopkins Family reported $789K in total assets on its 2025 IRS Form 990-PF. It paid out $117K in qualifying distributions that year, against a required minimum of $58K (roughly 5% of its investment assets).
What is The Warrensodenhopkins Family's EIN?
The Warrensodenhopkins Family's EIN (Employer Identification Number) is 95-4447796. IRS Form 990 filing data is available on this page for 2020–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(2)
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2025 (received by the IRS August 21, 2026)
- IRS filings on file for fiscal years 2020–2024
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