1. The Charles Leopold Mayer Foundation for Human Progress $10.85 M
2. Oak Foundation $7.52 M
3. Carnegie Corporation of New York $6.00 M
4. Wikimedia Foundation, Inc $4.60 M
5. The Roger Federer Charitable Fund Inc $3.93 M
6. King Baudouin Foundation United States $3.27 M
7. Bill & Melinda Gates Foundation $2.97 M
8. Foundation to Promote Open Society $2.22 M
9. Tides Foundation $1.58 M
10. Fund 1818 $1.53 M
11. Arcus Foundation $1.10 M
12. William Davidson Foundation $1.00 M
13. Renate, Hans & Maria Hofmann Trust $980.00 K
14. Omidyar Network Fund, Inc. $976.00 K
15. King Baudouin Foundation $923.47 K
16. Alfred P. Sloan Foundation $919.61 K
17. Ford Foundation $900.00 K
18. Open Society Institute $650.00 K
19. Charles Stewart Mott Foundation $600.00 K
20. Robert Bosch Stiftung Gmbh $533.58 K
21. Viiv Healthcare $490.15 K
22. Dreilinden, Gmbh $470.54 K
23. The Andrew W. Mellon Foundation $400.00 K
24. W.K. Kellogg Foundation $384.16 K
25. The Commonwealth Fund $375.51 K

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