| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Vivo Opportunity Fund Holdings, L.P. | 8% | 2,864,346 | 2,864,346 | 0 | /s/ Kevin Dai | Kevin Dai/Managing Member of Vivo Opportunity, LLC, General Partner | |
| Vivo Opportunity, LLC | 8% | 2,864,346 | 2,864,346 | 0 | /s/ Kevin Dai | Kevin Dai/Managing Member | |
| Vivo Opportunity Cayman Fund, L.P. | 0.8% | 289,294 | 289,294 | 0 | /s/ Kevin Dai | Kevin Dai/Managing Member of Vivo Opportunity Cayman, LLC, General Partner | |
| Vivo Opportunity Cayman, LLC | 0.8% | 289,294 | 289,294 | 0 | /s/ Kevin Dai | Kevin Dai/Managing Member |