| Lucas Family Foundation | 9 | $40.0m |
| LEON LEVY FOUNDATION | 2 | $20.5m |
| Simons Foundation | 124 | $19.4m |
| American Heart Association Inc | 3 | $11.7m |
| Bloomberg Family Foundation Inc | 3 | $10.0m |
| Charles Koch Foundation | 3 | $9.8m |
| Andrew W Mellon Foundation | 18 | $9.5m |
| JEWISH COMMUNAL FUND | 2 | $7.7m |
| PAULSON FAMILY FOUNDATION C/O PAULSON & CO INC | 1 | $7.5m |
| SCHWAB CHARITABLE FUND | 2 | $6.8m |
| Arnold Ventures (Laura and John Arnold Foundation) | 28 | $6.3m |
| VANGUARD CHARITABLE ENDOWMENT PROGRAM | 2 | $5.4m |
| NATIONAL PHILANTHROPIC TRUST | 2 | $5.3m |
| Alfred P. Sloan Foundation | 27 | $5.0m |
| J. Paul Getty Trust | 14 | $4.3m |
| THE ERIC AND WENDY SCHMIDT FUND FOR STRATEGIC INNOVATION | 4 | $4.2m |
| William and Flora Hewlett Foundation | 18 | $4.1m |
| Mother Cabrini Health Foundation | 10 | $4.0m |
| CALIFORNIA COMMUNITY FOUNDATION | 2 | $4.0m |
| Bill & Melinda Gates Foundation | 10 | $3.6m |
| Ford Foundation | 20 | $3.4m |
| Silicon Valley Community Foundation | 3 | $3.4m |
| Open Society Institute | 8 | $2.9m |
| Good Ventures Foundation | 5 | $2.7m |
| T ROWE PRICE PROGRAM FOR CHARITABLE GIVING INC | 2 | $2.4m |
| MASTERCARD IMPACT FUND | 2 | $2.4m |
| FOUNDATION TO PROMOTE OPEN SOCIETY | 8 | $2.4m |
| Leona M & Harry B Helmsley Charitable Trust | 18 | $2.4m |
| GS DONOR ADVISED PHILANTHROPY FUND FOR WEALTH MANAGEMENT INC | 1 | $2.3m |
| Knight Foundation | 7 | $2.2m |
| Gordon and Betty Moore Foundation | 8 | $2.0m |
| Wellcome Trust | 3 | $2.0m |
| Pew Charitable Trusts | 14 | $2.0m |
| STEVEN & ALEXANDRA COHEN FOUNDATION INC | 3 | $1.7m |
| Wallace Foundation | 4 | $1.4m |
| CHARITIES AID FOUNDATION AMERICA | 6 | $1.4m |
| WILLIAM T GRANT FOUNDATION INC | 8 | $1.4m |
| The Commonwealth Fund | 15 | $1.4m |
| THE GOLDMAN SACHS CHARITABLE GIFT FUND | 9 | $1.3m |
| W.M. Keck Foundation | 1 | $1.2m |
| THE ZEGAR FAMILY FOUNDATION | 2 | $1.1m |
| ROBIN HOOD FOUNDATION | 3 | $1.1m |
| David and Lucile Packard Foundation | 7 | $1.1m |
| IMPACTASSETSINC | 4 | $1.1m |
| Charles Stewart Mott Foundation | 5 | $1.0m |
| DUNE ROAD FOUNDATION INC | 1 | $1.0m |
| THE HEISING-SIMONS FOUNDATION | 2 | $1.0m |
| John D and Catherine T MacArthur Foundation | 5 | $920.0k |
| Combined Jewish Philanthropies of Greater Boston Inc | 1 | $900.7k |
| WELLSPRING PHILANTHROPIC FUND INC | 3 | $883.5k |