| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Deep Track Capital, LP | 9.99% | 10M | 0 | 10M | /s/ David Kroin | David Kroin, Managing Member of the General Partner of the Investment Adviser | |
| Deep Track Biotechnology Master Fund, Ltd. | 6.49% | 6.51M | 0 | 6.51M | /s/ David Kroin | David Kroin, Director | |
| David Kroin | 9.99% | 10M | 0 | 10M | /s/ David Kroin | David Kroin | |
| Deep Track Special Opportunities Fund, LP. | 3.5% | 3.5M | 0 | 3.5M | /s/ David Kroin | David Kroin, Managing Member of the General Partner of the Investment Adviser of Deep Track Special Opportunities Fund, LP |