| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| ETNB | Chief Medical Officer | Feb 05, 2022 | Option Exercise | $5.23 | 1,363 | 7,128 | 31,137 | Apr 13, 2022, 04:05 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| ETNB | Chief Medical Officer | Feb 05, 2022 | Option Exercise | 7,128 |