| Venrock Healthcare Capital Partners III, L.P. |
| director |
| P-Purchase |
| Acquired |
| 250,000 |
| $2.57 |
| 18 Aug 2020 | Venrock Healthcare Capital Partners III, L.P. | director | P-Purchase | Acquired | 100,000 | $2.30 |
| 18 Aug 2020 | Venrock Healthcare Capital Partners III, L.P. | 10 percent owner | Disposed | 0 | $0.00 |
| 18 Aug 2020 | Venrock Healthcare Capital Partners III, L.P. | 10 percent owner | Disposed | 13,636,000 | $0.00 |
| 15 Jul 2020 | Harwin Peter Evan | director: | Disposed | 0 | $0.00 |
| 13 Jul 2020 | Fairmount Funds Management LLC | director | P-Purchase | Acquired | 19,035 | $0.00 |