| Leona M & Harry B Helmsley Charitable Trust | 2 | $0 |
| Bill & Melinda Gates Foundation | 32 | $31.3m |
| JEWISH COMMUNAL FUND | 2 | $27.6m |
| NATIONAL PHILANTHROPIC TRUST | 3 | $26.6m |
| VANGUARD CHARITABLE ENDOWMENT PROGRAM | 2 | $17.5m |
| SCHWAB CHARITABLE FUND | 2 | $15.9m |
| AQUEDUCT FOUNDATION | 2 | $6.5m |
| Andrew W Mellon Foundation | 7 | $6.5m |
| Alfred P. Sloan Foundation | 26 | $5.6m |
| Simons Foundation | 55 | $5.5m |
| Gordon and Betty Moore Foundation | 16 | $5.2m |
| DAVE & CHERYL DUFFIELD FOUNDATION | 2 | $4.8m |
| THE KAVLI FOUNDATION | 2 | $4.3m |
| THE GOLDMAN SACHS CHARITABLE GIFT FUND | 9 | $3.7m |
| Combined Jewish Philanthropies of Greater Boston Inc | 2 | $3.7m |
| SEQUOIA CLIMATE FOUNDATION | 4 | $3.3m |
| GS DONOR ADVISED PHILANTHROPY FUND FOR WEALTH MANAGEMENT INC | 1 | $3.0m |
| JPB Foundation (Freedom Together Foundation) | 4 | $3.0m |
| AMERICAN ENDOWMENT FOUNDATION | 10 | $2.7m |
| David and Lucile Packard Foundation | 11 | $2.5m |
| Arnold Ventures (Laura and John Arnold Foundation) | 16 | $2.5m |
| THE ERIC AND WENDY SCHMIDT FUND FOR STRATEGIC INNOVATION | 1 | $2.5m |
| Charles Koch Foundation | 3 | $2.2m |
| Tulsa Community Foundation | 4 | $2.1m |
| CHARINA ENDOWMENT FUND INC | 2 | $2.0m |
| Pew Charitable Trusts | 7 | $2.0m |
| MARIN COMMUNITY FOUNDATION | 2 | $1.8m |
| Mastercard Foundation | 1 | $1.8m |
| Good Ventures Foundation | 4 | $1.7m |
| Silicon Valley Community Foundation | 3 | $1.6m |
| GRANTHAM FOUNDATION FOR THE PROTECTION OF THE ENVIRONMENT | 2 | $1.5m |
| The Essex Avenue Foundation | 1 | $1.5m |
| John D and Catherine T MacArthur Foundation | 6 | $1.1m |
| JEWISH COMMUNITY FOUNDATION OF SAN DIEGO | 1 | $1.0m |
| W.M. Keck Foundation | 1 | $1.0m |
| Rockefeller Foundation | 7 | $964.0k |
| THE PERSHING SQUARE FOUNDATION | 5 | $900.0k |
| CHARITIES AID FOUNDATION AMERICA | 4 | $882.9k |
| Cleveland Foundation | 3 | $845.1k |
| American Heart Association Inc | 3 | $840.5k |
| J. Paul Getty Trust | 10 | $810.1k |
| THE DUFFIELD FAMILY FOUNDATION DBA MADDIE'S FUND | 4 | $757.3k |
| CRANKSTART FOUNDATION | 1 | $750.0k |
| ADDITIONAL VENTURES FOUNDATION | 4 | $711.1k |
| Knight Foundation | 3 | $679.4k |
| T ROWE PRICE PROGRAM FOR CHARITABLE GIVING INC | 2 | $658.4k |
| RAYMOND JAMES CHARITABLE ENDOWMENT FUND | 2 | $657.0k |
| THE HEISING-SIMONS FOUNDATION | 5 | $623.9k |
| THE GERSTNER FAMILY FOUNDATION | 3 | $506.9k |
| ROBIN HOOD FOUNDATION | 2 | $475.0k |