| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| AVTX | Chief Medical Officer | Dec 10, 2021 | Buy | $1.57 | 6,371 | 10,002 | 33,373 | Dec 14, 2021, 06:19 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| AVTX | Chief Medical Officer | Dec 10, 2021 | Buy | 10,002 |