| Leona M & Harry B Helmsley Charitable Trust | 2 | $0 |
| Good Ventures Foundation | 7 | $51.3m |
| Bill & Melinda Gates Foundation | 41 | $41.3m |
| NATIONAL PHILANTHROPIC TRUST | 2 | $11.8m |
| Arnold Ventures (Laura and John Arnold Foundation) | 29 | $6.6m |
| SCHWAB CHARITABLE FUND | 2 | $5.9m |
| Bloomberg Family Foundation Inc | 3 | $5.7m |
| THE GOLDMAN SACHS CHARITABLE GIFT FUND | 9 | $4.7m |
| William and Flora Hewlett Foundation | 12 | $4.3m |
| Lumina Foundation | 2 | $4.0m |
| The Kresge Foundation | 11 | $3.6m |
| GS DONOR ADVISED PHILANTHROPY FUND FOR WEALTH MANAGEMENT INC | 1 | $3.4m |
| David and Lucile Packard Foundation | 6 | $3.1m |
| Knight Foundation | 4 | $3.0m |
| Ford Foundation | 15 | $3.0m |
| CLARK CHARITABLE FOUNDATION INC DBA A JAMES & ALICE B CLARK FOUNDATION | 6 | $2.7m |
| Rockefeller Foundation | 11 | $2.6m |
| Carnegie Corporation of New York | 12 | $2.5m |
| John Templeton Foundation | 7 | $2.5m |
| COMMUNITIES FOUNDATION OF TEXAS INC | 2 | $2.1m |
| WELLSPRING PHILANTHROPIC FUND INC | 6 | $2.1m |
| Andrew W Mellon Foundation | 4 | $2.1m |
| Rockefeller Brothers Fund | 10 | $2.0m |
| THE STEVE TISCH FAMILY FOUNDATION | 1 | $2.0m |
| THOMAS & DOROTHY LEAVEY FOUNDATION | 2 | $2.0m |
| The Commonwealth Fund | 10 | $1.8m |
| John D and Catherine T MacArthur Foundation | 10 | $1.6m |
| Conrad N Hilton Foundation | 8 | $1.6m |
| Henry Luce Foundation | 6 | $1.5m |
| THE HEISING-SIMONS FOUNDATION | 3 | $1.4m |
| BEATRICE P DELANY CHAR TR XXXXX7003 | 2 | $1.4m |
| THE SKOLL FOUNDATION | 2 | $1.4m |
| American Heart Association Inc | 1 | $1.3m |
| VANGUARD CHARITABLE ENDOWMENT PROGRAM | 2 | $1.2m |
| Silicon Valley Community Foundation | 2 | $1.2m |
| Walton Family Foundation | 5 | $1.2m |
| COMMUNITY FOUNDATION OF TAMPA BAY INC | 2 | $1.1m |
| PRITZKER FAMILY FOUNDATION C/O PRITZKER GROUP | 5 | $1.0m |
| Margaret A. Cargill Foundation | 2 | $1.0m |
| Charles Koch Foundation | 3 | $1.0m |
| THE PATRICK J MCGOVERN FOUNDATION INC | 2 | $1.0m |
| FOUNDATION TO PROMOTE OPEN SOCIETY | 5 | $825.0k |
| Amalgamated Charitable Foundation Inc | 2 | $805.8k |
| TARGET ALS FOUNDATION INC | 1 | $800.5k |
| Joyce Foundation | 4 | $775.0k |
| GHR Foundation | 8 | $740.0k |
| Pew Charitable Trusts | 3 | $661.4k |
| Annie E. Casey Foundation | 5 | $640.0k |
| CHARITIES AID FOUNDATION AMERICA | 3 | $628.6k |
| ORANGE COUNTY COMMUNITY FOUNDATION | 2 | $625.0k |