| No. | Hedge Fund | Shares | Value | Activity | % Port | 
|---|---|---|---|---|---|
| 1. | Orbis Investment Management William B. Gray  |  2,848,718 | $40,166,924 | +24% | 0.2% | 
| 2. | Citadel Investment Group Ken Griffin  |  1,412,511 | $19,916,405 | +140% | 0% | 
| 3. | Millennium Management Israel Englander  |  522,509 | $7,367,377 | +202% | 0% | 
| 4. | D E Shaw D. E. Shaw  |  452,199 | $6,376,006 | -25% | 0% | 
| 5. | Arrowstreet Capital Peter Rathjens, Bruce Clarke And John Campbell  |  438,621 | $6,184,556 | +14% | 0% | 
| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 | 
|---|---|---|---|---|---|---|
| $4.06 | 34,954 | $141,801.39 | 248,021 | 2008-01-17 | Filing | 
| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 | 
|---|---|---|---|---|---|---|
| $5.50 | 13,841,028 | $76,125,654.00 | 0 | 2011-04-21 | Filing | 
| No. | Name | Shares | Value | % Port | 
|---|---|---|---|---|
| 1. | 29,449,997 | $387,267,461 | 100% | |
| 2. | 993,466 | $13,064,073 | 0% | |
| 3. | 214,781 | $2,824,370 | 0% | |
| 4. | 149,794 | $1,969,791 | 0% | |
| 5. | 122,589 | $1,612,046 | 0% |