Aeonian Trust
Aeonian Trust is a private foundation, based in Chicago, IL. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $1.0M in total assets. In 2025, it awarded 3 grants totaling $77K. Net investment income was $93K.
Aeonian Trust at a glance
In short: Aeonian Trust gave $77K across 3 grants in 2025 (avg $26K), mostly in Washington. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $77,364
- +27.4% vs 2024
- Grants made (2025)
- 3
- +0.0% vs 2024
- Average grant
- $25,788
- +27.4% vs 2024
- Median grant
- $15,682
- Total assets
- $1,045,830
- +4.3% vs 2024
- Primary geography
- Washington (59% 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 Aeonian Trust funds
How this funder distributes its grants
Top Recipients
Top 3 recipients in 2025
The largest 2025 recipient was Bastyr University ($46K). Together the top 3 received $77K.
Grant Size Distribution
12 grants across all recorded years
The most common grant size was under $50K: 12 grants of 12 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 3 itemized grants.
Cities
How Aeonian Trust gives
- Giving grew 43% from 2022 to 2025. Method
- In 2025 it paid out 85% 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 2020 to 2025, annual grant giving ranged from $19K (2020) to $77K (2025). In 2025 it made 3 grants totaling $77K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Bastyr University Kenmore, WA | General Support | $46,000 |
| Inquiring Systems Inc Santa Rosa, CA | General Support | $15,682 |
| Naturopaths Without Borders Mesa, AZ | General Support | $15,682 |
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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 | $1,045,830 | $177,133 | $82,567 | $77,364 | 3 | $80,876 | $92,999 | $94,806 |
| 2024 | $1,002,934 | $208,405 | $76,581 | $60,740 | 3 | $64,370 | $104,225 | $80,995 |
| 2023 | $917,871 | $1,145,167 | $56,009 | $51,602 | 2 | $54,129 | $554,461 | $63,266 |
| 2022 | $328,864 | $14,951 | $56,788 | $54,089 | 2 | $55,354 | $14,604 | $52,867 |
| 2021 | $370,701 | $10,757 | $29,440 | $26,925 | 2 | $28,190 | $9,515 | $55,354 |
| 2020 | $389,384 | $488,105 | $21,747 | $19,232 | 2 | — | $5,908 | $28,190 |
Under IRS private-foundation payout rules, Aeonian Trust reported a distributable amount of $95K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
Aeonian Trust's only listed officer is Northern Trust Company, Trustee on every filing since 2020 (compensated).
Officers on the 2025 filing
Northern Trust Company
Trustee
On filings since 2020
40 hrs/week
$2K (2023) → $4K (2025)
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.
Compensation Overview
From 2025 IRS filing
The highest reported compensation on the 2025 filing was $4K, to Northern Trust Company (Trustee).
Frequently asked questions about Aeonian Trust
How much does Aeonian Trust give each year?
Aeonian Trust gave $77K across 3 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $61K across 3 grants.
What is Aeonian Trust's typical grant size?
Aeonian Trust's median grant in 2025 was $15,682, and its average grant was $25,788, across 3 grants on its 2025 IRS Form 990-PF.
Where does Aeonian Trust give grants?
Aeonian Trust gives mostly in Washington: 59% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest states were California (20%) and Arizona (20%).
Does Aeonian Trust give general operating support?
Yes: 100% of Aeonian Trust's 2025 grants with a stated purpose (3 of 3) were for general or operating support, per its 2025 IRS Form 990-PF.
How large is Aeonian Trust?
Aeonian Trust reported $1.0M in total assets on its 2025 IRS Form 990-PF. It paid out $81K in qualifying distributions that year, against a required minimum of $95K (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.
What is Aeonian Trust's EIN?
Aeonian Trust's EIN (Employer Identification Number) is 36-7650690. 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
(7)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2020 (received by the IRS June 28, 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 June 1, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS May 7, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS May 1, 2025)
- Added Form 990-PF for fiscal year 2025 (received by the IRS May 8, 2026)
- IRS filings on file for fiscal years 2020–2024
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