| director |
| U-Tender |
| Disposed |
| 635,665 |
| $27.50 |
| 12 Nov 2019 | ALLEN LEE F MD PhD | Chief Medical Officer | D-Return | Disposed | 9,635 | $27.50 |
| 12 Nov 2019 | ALLEN LEE F MD PhD | Chief Medical Officer | D-Return | Disposed | 251,466 | $3.73 |
| 12 Nov 2019 | ALLEN LEE F MD PhD | Chief Medical Officer | D-Return | Disposed | 10,000 | $16.08 |
| 12 Nov 2019 | Hahn Mark W | Chief Financial Officer | D-Return | Disposed | 50,000 | $20.42 |
| 12 Nov 2019 | Hahn Mark W | Chief Financial Officer | D-Return | Disposed | 250,000 | $8.82 |