The Charles I and Mary Kaplan
The Charles I and Mary Kaplan is a private foundation, based in Washington, DC. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $16.7M in total assets. In 2025, it awarded 1 grant totaling $900K. Net investment income was $1.4M.
The Charles I and Mary Kaplan at a glance
In short: The Charles I and Mary Kaplan gave $900K across 1 grant in 2025 (avg $900K), mostly in Massachusetts. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $900,000
- +12.5% vs 2024
- Grants made (2025)
- 1
- +0.0% vs 2024
- Average grant
- $900,000
- +12.5% vs 2024
- Median grant
- $900,000
- Total assets
- $16,713,677
- +3.3% vs 2024
- Primary geography
- Massachusetts (100% 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 Charles I and Mary Kaplan funds
How this funder distributes its grants
Top Recipients
Top recipient in 2025
The largest 2025 recipient was Vanguard Charitable Endowment Prog ($900K).
Grant Size Distribution
5 grants across all recorded years
The most common grant size was in the $500K–1M range: 5 grants of 5 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of the 2025 grant dollars on its one itemized grant.
States
Cities
How The Charles I and Mary Kaplan gives
- Giving grew 33% from 2022 to 2025. Method
- In 2025 it paid out 98% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. 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 2019 to 2025, annual grant giving ranged from $600K (2019) to $900K (2025). In 2025 it made 1 grant totaling $900K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Vanguard Charitable Endowment Prog Boston, MA | Unrestricted Donation | $900,000 |
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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 | $16,713,677 | $1,569,339 | $923,478 | $900,000 | 1 | $900,000 | $1,407,697 | $915,398 |
| 2024 | $16,174,687 | $1,480,912 | $844,410 | $800,000 | 1 | $800,000 | $2,728,229 | $800,935 |
| 2023 | $15,609,533 | $2,893,531 | $820,122 | $775,000 | 1 | $775,000 | $3,008,609 | $728,793 |
| 2022 | $13,545,460 | $1,504,065 | $688,558 | $675,000 | 1 | $675,000 | $605,096 | $722,937 |
| 2021 | $12,405,070 | $879,404 | $660,192 | $650,000 | 1 | $650,000 | $564,807 | $666,806 |
| 2020 | $12,101,588 | $914,529 | $639,795 | $630,000 | 1 | — | $514,529 | $652,759 |
| 2019 | $11,715,445 | $870,194 | $607,492 | $600,000 | 1 | — | $470,194 | $621,532 |
Under IRS private-foundation payout rules, The Charles I and Mary Kaplan reported a distributable amount of $915K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
The Charles I and Mary Kaplan is led by Irene R. Kaplan, President on every filing since 2019; none of the 3 officers listed in 2025 report compensation.
Officers on the 2025 filing
Irene R. Kaplan
President
On filings since 2019
1 hr/week
No compensation reported
Edward H. Kaplan
Secretary
On filings since 2019
1 hr/week
No compensation reported
Martine Kaplan
Vice President
On filings since 2019
1 hr/week
No compensation reported
Former officers (1)
- Former: Barbara Show (2020–2022) — Vice President
Data from IRS Form 990 filings, 2019–2025. "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 Charles I and Mary Kaplan
How much does The Charles I and Mary Kaplan give each year?
The Charles I and Mary Kaplan gave $900K across 1 grant in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $800K across 1 grant.
How large is The Charles I and Mary Kaplan?
The Charles I and Mary Kaplan reported $16.7M in total assets on its 2025 IRS Form 990-PF. It paid out $900K in qualifying distributions that year, against a required minimum of $915K (roughly 5% of its investment assets). Falling short in one year is not a violation: foundations have until the end of the next year to meet the minimum.
Where does The Charles I and Mary Kaplan operate?
The Charles I and Mary Kaplan has awarded grants in Massachusetts.
What is The Charles I and Mary Kaplan's EIN?
The Charles I and Mary Kaplan's EIN (Employer Identification Number) is 52-6043928. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(7)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2024 (received by the IRS May 9, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS May 7, 2026)
- Added Form 990-PF for fiscal year 2019 (received by the IRS July 27, 2020)
- Updated Form 990-PF for fiscal year 2020 (received by the IRS April 12, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS May 12, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS May 4, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS April 28, 2024)
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