| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| W. R. Berkley Corporation | 5.7% | 522K | 0 | 522K | /s/ Richard M. Baio | Richard M. Baio, Executive Vice President and Chief Financial Officer | |
| Berkley Insurance Company | 5.7% | 522K | 0 | 522K | /s/ Richard M. Baio | Richard M. Baio, Executive Vice President and Treasurer |