| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Encompass Capital Advisors LLC | 9.6% | 3,628,977 | 0 | 3,628,977 | Todd J. Kantor | Todd J. Kantor | Managing Member | |
| Todd J. Kantor | 9.6% | 3,628,977 | 0 | 3,628,977 | Todd J. Kantor | Todd J. Kantor | Self | |
| Encompass Capital Partners LLC | 7.8% | 2,955,911 | 0 | 2,955,911 | Todd J. Kantor | Todd J. Kantor | Managing Member |