| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Perceptive Advisors LLC | 5.5% | 98.3K | 0 | 98.3K | /s/ Joseph Edelman | Joseph Edelman, Managing Member | 0001224962 |
| Joseph Edelman | 5.5% | 98.3K | 0 | 98.3K | /s/ Joseph Edelman | Joseph Edelman | 0001164426 |
| Perceptive Life Sciences Master Fund, Ltd. | 5% | 88.4K | 0 | 88.4K | /s/ Joseph Edelman | Joseph Edelman, Managing Member | 0001249675 |
| Perceptive LS (A), LLC | 0.6% | 9.93K | 0 | 9.93K | Perceptive LS GP, LLC | Joseph Edelman, Member | 0001797811 |