| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 05/16/2023 | Akebia Therapeutics, Inc. | AKBA | Sale | Common Stock | 63.6k | $1.07 | $67.9k | | 05/16/2023 |
| 03/01/2023 | Akebia Therapeutics, Inc. | AKBA | Sale | Common Stock | 6.4k | $0.88 | $5.6k | | 03/01/2023 |
| 03/01/2023 | Akebia Therapeutics, Inc. | AKBA | Sale | Common Stock | 810 | $0.88 | $710.8 | | 03/01/2023 |
| 02/27/2023 | Akebia Therapeutics, Inc. | AKBA | Sale | Common Stock | 7.5k | $0.81 | $6.1k | | 02/27/2023 |
| 01/31/2023 | Akebia Therapeutics, Inc. | AKBA | Grant | Stock Option (Right to buy) | 294.3k | $0.63 | $185.4k | | 01/31/2023 |
| 01/31/2023 | Akebia Therapeutics, Inc. | AKBA | Grant | Common Stock | 196.2k | $0.00 | $0 | | 01/31/2023 |
| 06/08/2022 | Akebia Therapeutics, Inc. | AKBA | Grant | Stock Option (Right to buy) | 200k | $0.45 | $90k | | 06/08/2022 |
| 06/08/2022 | Akebia Therapeutics, Inc. | AKBA | Grant | Common Stock | 200k | $0.00 | $0 | | 06/08/2022 |
| 03/01/2022 | Akebia Therapeutics, Inc. | AKBA | Sale | Common Stock | 803 | $2.17 | $1.7k | | 02/28/2022 |
| 02/28/2022 | Akebia Therapeutics, Inc. | AKBA | Grant | Common Stock | 60k | $0.00 | $0 | | 02/28/2022 |
| 02/28/2022 | Akebia Therapeutics, Inc. | AKBA | Sale | Common Stock | 7.4k | $2.15 | $15.9k | | 02/28/2022 |
| 02/28/2022 | Akebia Therapeutics, Inc. | AKBA | Grant | Employee Stock Option (Right to buy) | 225k | $2.16 | $486k | | 02/28/2022 |
| 09/30/2021 | Akebia Therapeutics, Inc. | AKBA | Grant | Employee Stock Option (Right to Buy) | 200k | $2.88 | $576k | | 09/30/2021 |
| 03/16/2021 | Akebia Therapeutics, Inc. | AKBA | Grant | Common Stock | 7.6k | $0.00 | $0 | | 03/16/2021 |
| 02/26/2021 | Akebia Therapeutics, Inc. | AKBA | Grant | Common Stock | 70k | $0.00 | $0 | | 02/26/2021 |
| 02/26/2021 | Akebia Therapeutics, Inc. | AKBA | Grant | Employee Stock Option (Right to buy) | 120k | $3.46 | $415.2k | | 02/26/2021 |
| 06/30/2020 | Akebia Therapeutics, Inc. | AKBA | Grant | Employee Stock Option (Right to buy) | 280k | $13.58 | $3.8M | | 06/30/2020 |
| 01/23/2019 | Mersana Therapeutics, Inc. | MRSN | Grant | Stock Option (right to buy) | 100k | $3.51 | $351k | | 01/23/2019 |
| 03/12/2018 | Mersana Therapeutics, Inc. | MRSN | Grant | Stock Option (right to buy) | 150k | $13.97 | $2.1M | | 03/12/2018 |