| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Opaleye Management Inc. | 7.5% | 6,789,738 | 0 | 6,789,738 | /s/ James Silverman | President | |
| Opaleye, L.P. | 7.4% | 6,669,738 | 0 | 6,669,738 | /s/ James Silverman | General Partner | |
| James Silverman | 7.5% | 6,789,738 | 0 | 6,789,738 | /s/ James Silverman | Individually |