Charity Search / OPEN SOCIETY INSTITUTE
Philanthropy & Grantmaking (T23) IRS Verified DX Registered 990 on File

OPEN SOCIETY INSTITUTE

EIN: 13-7029285 · NEW YORK, NY 10019-3212 · United States · FY 2023 Data
3 out of 5 41 / 100 Based on 2+ years of filings
Financial strength (30%) 57/100
Reliability (20%) 55/100
Effectiveness (25%) 51/100
Impact (25%) No data yet
Financial data: FY 2023 · Scored 9/13/2026
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Financial Overview — FY 2023
$436.3M
Total Revenue
$390.5M
Total Expenses
$4540.9M
Net Assets
N/A
Employees
Revenue Sources
Expense Breakdown
Program Expense Ratio 103.7%
Fundraising Efficiency N/A
Operating Reserve 139.55x
Liability-to-Asset 13.8%
Revenue Diversification 103.1%
Executive Compensation $5.6M
Compared with Peers
FY 2023
Compared with 207 similar organizations (United States, Philanthropy & Grantmaking, $100M and over in expenses), FY 2023.
This organization Middle half of peers (P25–P75) Peer median
Ratio This org Peer median Position (P10 → P90)
Program expense ratio
Program expenses / total expenses · higher is better
103.7% 94.5%
P10P90
Top quarter
Operating reserve
Months of expenses covered by net assets · higher is better
139.6 mo 67.5 mo
P10P90
Top quarter
Liabilities to assets
Total liabilities / total assets · lower is better
13.8% 3.7%
P10P90
Bottom quarter
Revenue concentration
Share of revenue from the largest source · lower is better
103.1% 91.7%
P10P90
Bottom quarter
Revenue growth
Year over year revenue growth
-22.7% 3.7%
P10P90
Expense growth
Year over year expense growth
7.1% 11.1%
P10P90
Surplus margin
Surplus as a share of revenue
10.5% 0.1%
P10P90
Financial History
Year Revenue Expenses Net Assets Program % Staff
2023 $436.3M $390.5M $4540.9M 103.7% —
2022 $564.2M $364.4M $4523.2M 100.0% —
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Organization Details
EIN
13-7029285
State
NY
City
NEW YORK
ZIP
10019-3212
Classification
T23
Category
Philanthropy & Grantmaking
Rating
3★
Coverage
A
Last Updated
Aug 2026
Foundation Code
3
Form 990
On File
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