| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| SABBY MANAGEMENT, LLC | 1.3% | 479,428 | 0 | 479,428 | /s/ Robert Grundstein | Chief Operating Officer | |
| SABBY VOLATILITY WARRANT MASTER FUND LTD | 1.3% | 479,428 | 0 | 479,428 | /s/ Harry Thompson | Authorized Person of TDF Management Ltd., a Director | |
| HAL MINTZ | 1.3% | 479,428 | 0 | 479,428 | /s/ Hal Mintz | Hal Mintz |