| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| AKBA | SVP, Chief Medical Officer | Apr 11, 2019 | Option Exercise | $7.70 | 4,409 | 33,949 | 96,332 | Apr 12, 2019, 04:01 PM |
| AKBA | SVP, Chief Medical Officer | Dec 12, 2018 | Option Exercise | $8.94 | 8,659 | 77,411 | 20,741 | Dec 13, 2018, 08:17 AM |
| Symbol | Relationship | Date | Transaction | Value($) |
| AKBA | SVP, Chief Medical Officer | Apr 11, 2019 | Option Exercise | 33,949 |
| AKBA | SVP, Chief Medical Officer | Dec 12, 2018 | Option Exercise | 77,411 |