1. Bill & Melinda Gates Foundation $8.97 B
2. Pfizer Patient Assistance Foundation, Inc. $3.15 B
3. American Lebanese Syrian Associated Charities, Inc. $2.23 B
4. The Susan Thompson Buffett Foundation $1.25 B
5. Silicon Valley Community Foundation $1.02 B
6. The Robert Wood Johnson Foundation $909.48 M
7. Bloomberg Philanthropies, Inc. $754.71 M
8. Mayo Clinic $704.60 M
9. The National Lottery Community Fund $688.59 M
10. Wellcome Trust $648.02 M
11. Robert Driscoll & Julia Driscoll & Robert Driscoll, Jr. Foundation $647.77 M
12. Fidelity Charitable Gift Fund $583.27 M
13. The Hong Kong Jockey Club Charities Trust $551.10 M
14. The Leona M. and Harry B. Helmsley Charitable Trust $458.00 M
15. The California Endowment $448.46 M
16. Glaxosmithkline Patient Access Programs Foundation $413.63 M
17. New York-Presbyterian Fund, Inc. $379.47 M
18. Cystic Fibrosis Foundation $375.04 M
19. The David and Lucile Packard Foundation $327.27 M
20. Wisconsin Alumni Research Foundation $313.99 M
21. Schwab Charitable $295.15 M
22. Robert W. Woodruff Foundation $275.60 M
23. Big 12 Conference - Oklahoma State $273.34 M
24. Eli & Edythe Broad Foundation $263.68 M
25. The Children'S Hospital Foundation $250.27 M

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