| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| HOWL | Chief Scientific Officer | Jan 12, 2022 | Option Exercise | $2.81 | 39,731 | 111,838 | 164,888 | Jan 14, 2022, 05:58 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| HOWL | Chief Scientific Officer | Jan 12, 2022 | Option Exercise | 111,838 |