From public IRS filings
AMERICAN PHILOSOPHICAL SOCIETY
PHILADELPHIA, PA · Arts, Culture & Humanities
Mission
The American Philosophical Society, the oldest learned society in the United States, was founded in 1743 by Benjamin Franklin for the purpose of "promoting useful knowledge." In the 21st century the Society sustains this mission with various programs described further within.
Financials (IRS Form 990)
Total revenue
$20.4M
Total expenses
$15.6M
Total assets
$310.2M
Program expense ratio
7259%
Source: IRS Form 990, tax year 2024.
Who funds AMERICAN PHILOSOPHICAL SOCIETY
$2.6M in foundation grants on record from 31 funders — from IRS 990 grant line items.
| Funder | Total given | Grants |
|---|---|---|
| Wyoming Community Foundation | $262K | 3 |
| Vanguard Charitable Endowment Program | $251K | 4 |
| Fidelity Investments Charitable Gift Fund | $219K | 2 |
| Donor Advised Charitable Giving | $101K | 4 |
| Museum of the American Revolution | $100K | 1 |
| National Philanthropic Trust | $45K | 2 |
| Ayco Charitable Foundation | $19K | 3 |
| American Online Giving Foundation | $13K | 1 |
| T Rowe Price Program for Charitable Giving | $10K | 1 |
| Jack Miller Center for Teaching America'S Founding Principles and | $10K | 2 |
Leadership
Dr Patrick Spero — CEO (Principal officer)
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