| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| WOLVERINE ASSET MANAGEMENT LLC | 6.57% | 1.15M | 0 | 1.15M | /s/ Kenneth L. Nadel | Kenneth L. Nadel, Chief Operating Officer | |
| Wolverine Trading Partners, Inc. | 6.57% | 1.15M | 0 | 1.15M | /s/ Christopher L. Gust | Christopher L. Gust, Authorized Signatory | |
| Wolverine Holdings, L.P. | 6.57% | 1.15M | 0 | 1.15M | /s/ Christopher L. Gust | Christopher L. Gust, Managing Director | |
| Christopher L. Gust | 6.57% | 1.15M | 0 | 1.15M | /s/ Christopher L. Gust | Christopher L. Gust | |
| Robert R. Bellick | 6.57% | 1.15M | 0 | 1.15M | /s/ Robert R. Bellick | Robert R. Bellick |