| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Adage Capital Management, L.P. | 4.36% | 5.99M | 0 | 5.99M | /s/ Robert Atchinson | By: Adage Capital Partners LLC, its General Partner, By: Robert Atchinson, its Managing Member | |
| Adage Capital Partners GP, L.L.C. | 0% | 0 | 0 | 0 | /s/ Robert Atchinson | By: Adage Capital Advisors, L.L.C., its Managing Member, By: Robert Atchinson, its Managing Member | |
| Robert Atchinson | 4.36% | 5.99M | 0 | 5.99M | /s/ Robert Atchinson | Robert Atchinson, individually | |
| Phillip Gross | 4.36% | 5.99M | 0 | 5.99M | /s/ Phillip Gross | Phillip Gross, individually |