John D Whittington Tr-Mayo Fdn Bank of
John D Whittington Tr-Mayo Fdn Bank of is a private foundation focused on Health, based in Dallas, TX. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $228K in total assets. In 2025, it awarded 1 grant totaling $11K. Net investment income was $21K.
John D Whittington Tr-Mayo Fdn Bank of at a glance
In short: John D Whittington Tr-Mayo Fdn Bank of gave $11K across 1 grant in 2025 (avg $11K), mostly in Minnesota. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $10,746
- +14.7% vs 2024
- Grants made (2025)
- 1
- +0.0% vs 2024
- Average grant
- $10,746
- +14.7% vs 2024
- Median grant
- $10,746
- Total assets
- $227,572
- +3.2% vs 2024
- Primary geography
- Minnesota (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 John D Whittington Tr-Mayo Fdn Bank of funds
How this funder distributes its grants
Top Recipients
Top recipient in 2025
The largest 2025 recipient was Mayo Foundation ($11K).
Grant Size Distribution
5 grants across all recorded years
The most common grant size was under $50K: 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 John D Whittington Tr-Mayo Fdn Bank of gives
- Giving held roughly steady from 2022 to 2025 (−8%). Method
- In 2025 it paid out 100% 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 2019 to 2025, annual grant giving ranged from $8K (2023) to $12K (2022). In 2025 it made 1 grant totaling $11K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Mayo Foundation Rochester, MN | Unrestricted General | $10,746 |
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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 | $227,572 | $24,563 | $17,511 | $10,746 | 1 | $13,157 | $20,598 | $13,153 |
| 2024 | $220,449 | $22,539 | $15,547 | $9,365 | 1 | $11,682 | $18,513 | $12,486 |
| 2023 | $213,684 | $6,789 | $13,522 | $7,779 | 1 | $9,967 | $2,512 | $11,459 |
| 2022 | $220,505 | $-5,928 | $19,142 | $11,673 | 1 | $14,102 | $578 | $11,871 |
| 2021 | $245,564 | $50,955 | $16,505 | $9,940 | 1 | $12,363 | $46,759 | $13,349 |
| 2020 | $210,843 | $17,012 | $16,431 | $10,068 | 1 | — | $13,142 | $11,499 |
| 2019 | $210,253 | $13,126 | $14,224 | $7,809 | 1 | — | $9,919 | $11,302 |
Under IRS private-foundation payout rules, John D Whittington Tr-Mayo Fdn Bank of reported a distributable amount of $13K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
John D Whittington Tr-Mayo Fdn Bank of's only listed officer is Bank Of America, Trustee on every filing since 2021 (compensated).
Officers on the 2025 filing
Bank Of America
Trustee
On filings since 2021
1 hr/week
$5K (2021) → $5K (2025)
Former officers (1)
- Former: Bank Of America N A (2019–2020) — Trustee
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.
Compensation Overview
From 2025 IRS filing
The highest reported compensation on the 2025 filing was $5K, to Bank of America (Trustee).
Frequently asked questions about John D Whittington Tr-Mayo Fdn Bank of
How much does John D Whittington Tr-Mayo Fdn Bank of give each year?
John D Whittington Tr-Mayo Fdn Bank of gave $11K across 1 grant in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $9K across 1 grant.
How large is John D Whittington Tr-Mayo Fdn Bank of?
John D Whittington Tr-Mayo Fdn Bank of reported $228K in total assets on its 2025 IRS Form 990-PF. It paid out $13K in qualifying distributions that year, against a required minimum of $13K (roughly 5% of its investment assets).
What is John D Whittington Tr-Mayo Fdn Bank of?
John D Whittington Tr-Mayo Fdn Bank of is a private foundation focused on Health, based in Dallas, TX. It holds $228K in total assets as of 2025.
Where does John D Whittington Tr-Mayo Fdn Bank of operate?
John D Whittington Tr-Mayo Fdn Bank of has awarded grants in Minnesota.
What is John D Whittington Tr-Mayo Fdn Bank of's EIN?
John D Whittington Tr-Mayo Fdn Bank of's EIN (Employer Identification Number) is 37-6309741. 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
(8)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2019 (received by the IRS March 26, 2020)
- Updated Form 990-PF for fiscal year 2020 (received by the IRS March 26, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS April 6, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS April 11, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS April 16, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS March 27, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS April 21, 2026)
- IRS filings on file for fiscal years 2019–2025
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