1.BridgewaterAssociates2.Citadel3.RenaissanceTechnologies4.TwoSigmaInvestments5.ElliottManagementCorporation6.LoneStarFunds7.KKR&Co.8.WarburgPincusLLC9.TPGCapital10.BlackstoneGroupInc.
1. Bridgewater Associates
2. Citadel
3. Renaissance Technologies
4. Two Sigma Investments
5. Elliott Management Corporation
6. Lone Star Funds
7. KKR & Co.
8. Warburg Pincus LLC
9. TPG Capital
10. Blackstone Group Inc.