Rockstone
Rockstone is a private foundation, based in Monsey, NY. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $1K in total assets.
Rockstone at a glance
- Total assets
- $1,120
- -16.9% vs 2024
- Expenses (2025)
- $227
- +19.5% vs 2024
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated September 2026.
Who Rockstone funds
How this funder distributes its grants
Grant Size Distribution
68 grants across all recorded years
The most common grant size was under $50K: 68 grants of 68 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
States
Cities
How Rockstone gives
- Giving fell 97% from 2020 to 2023. Method
- In 2023 it paid out well above 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 2023, annual grant giving ranged from $6K (2023) to $184K (2020). In 2023 it made 2 grants totaling $6K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| The OJC Fund Brooklyn, NY | Charity | $5,500 |
| Congregation Zichron Nussen Leib Monsey, NY | Charity | $721 |
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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 | $1,120 | — | $227 | — | — | — | — | $7 |
| 2024 | $1,347 | — | $190 | — | — | — | — | $9 |
| 2023 | $1,537 | $12,700 | $14,920 | $6,221 | 2 | $6,221 | — | $69 |
| 2022 | $3,757 | $61,767 | $59,794 | $59,335 | 16 | $59,335 | — | $106 |
| 2021 | $1,784 | $92,984 | $132,485 | $132,075 | 50 | — | $5,133 | $778 |
| 2020 | $41,285 | $80,000 | $186,558 | $184,004 | 91 | — | — | $2,034 |
Under IRS private-foundation payout rules, Rockstone reported a distributable amount of $7 for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
Rockstone's 2025 filing lists 2 officers; none of the 2 officers listed in 2025 report compensation.
Officers on the 2025 filing
Miriam Waldman
Trustee
On filings since 2020
No compensation reported
Motty Waldman
Trustee
On filings since 2020
No compensation reported
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 Rockstone
How large is Rockstone?
Rockstone reported $1K in total assets on its 2025 IRS Form 990-PF.
Where does Rockstone operate?
Rockstone has awarded grants in California, New Jersey, New York.
How much is Rockstone required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2025, Rockstone reported a distributable amount of $7 on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Rockstone's EIN?
Rockstone's EIN (Employer Identification Number) is 47-7022620. 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 23, 2022)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS September 22, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS November 14, 2022)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS March 20, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS January 27, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS March 26, 2026)
- IRS filings on file for fiscal years 2020–2025
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Browse active grant opportunities in Rockstone's focus areas in our free grants database
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