| Top Holders
| | | Shares Held | % O/S | Share Change | Filing Date | | The Vanguard Group, Inc. | 15,252,703 | 12.3 | 230,912 | 03/31/13 | | He (Zhengxu) | 9,114,195 | 7.3 | -727,909 | 12/31/12 | | BlackRock Institutional Trust Company, N.A. | 7,777,287 | 6.3 | 216,385 | 03/31/13 | | GSO Capital Partners LLP | 6,246,197 | 5.0 | 73,200 | 04/04/13 | | Paulson & Co. Inc. | 5,000,000 | 4.0 | 0 | 03/31/13 | | Lombard Odier Asset Management (USA) Corp. | 3,494,263 | 2.8 | 1,357,300 | 03/31/13 | | PENN Capital Management Company, Inc. | 3,389,854 | 2.7 | 520,168 | 03/31/13 | | State Street Global Advisors (US) | 3,020,923 | 2.4 | -923,096 | 03/31/13 | | BNP Paribas Securities Corp. North America | 2,967,528 | 2.4 | -17,379 | 03/31/13 | | Brigade Capital Management, LLC | 2,350,000 | 1.9 | 2,350,000 | 03/31/13 |
|
| Ownership data based on most recent publicly available data according to Thomson Financial. |
|
