| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Sourcerock Group Christian Zann | 4,545,993 | $314,673,635 | +7% | 12.69% |
| 2. | Orbis Investment Management William B. Gray | 2,177,565 | $150,731,049 | +14% | 0.64% |
| 3. | Citadel Investment Group Ken Griffin | 1,905,435 | $131,894,211 | +58% | 0.02% |
| 4. | Arrowstreet Capital Peter Rathjens, Bruce Clarke And John Campbell | 905,777 | $62,697,884 | 0.03% | |
| 5. | Palo Duro Investment Partners Matt Dougherty | 385,164 | $26,661,052 | -8% | 5.18% |