| Transaction Date | Insider | Transaction Type | Number of Shares Transacted |
|---|---|---|---|
| 2020-09-25 | ORONSKY ARNOLD L | Purchase | 55000.0 |
| 2020-09-25 | INTERWEST PARTNERS X LP | Purchase | 55000.0 |
| 2020-09-25 | Thompson Peter A. | Purchase | 475000.0 |
| 2020-09-25 | Thompson Peter A. | Purchase | 475000.0 |
| 2020-09-25 | ORBIMED ADVISORS LLC | Purchase | 475000.0 |
| 2020-09-25 | ORBIMED ADVISORS LLC | Purchase | 475000.0 |
| 2020-09-25 | Boxer Capital, LLC | Purchase | 950000.0 |
| 2020-09-25 | INTERWEST PARTNERS X LP | Purchase | 55555.0 |
| 2020-09-25 | ORONSKY ARNOLD L | Purchase | 55555.0 |
| 2020-09-29 | RA CAPITAL MANAGEMENT, L.P. | Purchase | 950000.0 |
| Transaction Date) | Insider | Transaction Type | Number of Shares Transacted |