1. Bill Gates
2. Warren Buffett
3. Larry Ellison
4. Charles Koch
5. David Koch
6. Christy Walton family
7. Jim Walton
8. Alice Walton
9. S. Robson Walton
10. Michael Bloomberg
11. Sheldon Adelson
12. Jeff Bezos
13. Larry Page
14. Sergey Brin
15. Forrest Mars Jr.
16. Jacqueline Mars
17. John Mars
18. Carl Icahn
19. George Soros
20. Mark Zuckerberg
21. Steve Ballmer
22. Len Blavatnik
23. Abigail Johnson
24. Phil Knight
25. Michael Dell
26. Paul Allen
27. Donald Bren
28. Ronald Perelman
30. Anne Cox Chambers
31. Rupert Murdoch & family
32. Ray Dalio
33. Charles Ergen
34. Harold Hamm
35. James Simons
36. Laurene Powell Jobs & family
37. John Paulsen
38. Jack Taylor & family
39. Philip Anschutz
40. Richard Kinder
41. George Kaiser
42. Harold Simmons
43. Andrew Beal
44. Steve Cohen
45. Edward Johnson, III
46. Patrick Soon-Shiong
47. Samuel Newhouse Jr.
48. Charles bu*t & family
49. Elaine Marshall & family
50. Hank & Doug Meijer