| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Opaleye Management Inc. | 13.19% | 367K | 0 | 367K | /s/ James Silverman | President | |
| Opaleye, L.P. | 12.83% | 357K | 0 | 357K | /s/ James Silverman | General Partner | |
| James Silverman | 13.19% | 367K | 0 | 367K | /s/ James Silverman | Individually |