1. Gordon and Betty Moore Foundation $294.84 M
2. The David and Lucile Packard Foundation $136.35 M
3. Oak Foundation $78.82 M
4. Walton Family Foundation $53.15 M
5. The Pew Charitable Trusts $52.79 M
6. The Marisla Foundation $40.57 M
7. Bloomberg Family Foundation Inc $37.77 M
8. Waitt Foundation $31.15 M
9. Annenberg Foundation $23.11 M
10. Nationale Postcode Loterij $19.79 M
11. The Rockefeller Foundation $19.09 M
12. Oceans 5 $18.45 M
13. The Keith Campbell Foundation for the Environment, Inc. $18.00 M
14. Arcadia Fund $16.30 M
15. The William and Flora Hewlett Foundation $13.64 M
16. The Paul G. Allen Family Foundation $13.22 M
17. Margaret A. Cargill Foundation $12.95 M
18. John D. and Catherine T. MacArthur Foundation $11.24 M
19. Leonardo DiCaprio Foundation $11.04 M
20. The Leona M. and Harry B. Helmsley Charitable Trust $9.68 M
21. National Fish and Wildlife Foundation $8.48 M
22. The Skoll Foundation $8.35 M
23. Simons Foundation $8.19 M
24. The Lenfest Foundation, Inc. $7.75 M
25. The Oak Foundation U.S.A. $6.87 M

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