| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Deep Track Capital, LP | 7.1% | 4,616,514 | 0 | 4,616,514 | /s/ David Kroin | David Kroin, Managing Member of the General Partner of the Investment Adviser | |
| Deep Track Biotechnology Master Fund, Ltd. | 7.1% | 4,616,514 | 0 | 4,616,514 | /s/ David Kroin | David Kroin, Director | |
| David Kroin | 7.1% | 4,616,514 | 0 | 4,616,514 | /s/ David Kroin | David Kroin |