| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 06/27/2023 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Restricted Stock Units | 10k | $0.00 | $0 | | 06/27/2023 |
| 06/27/2023 | CATALYST PHARMACEUTICALS, INC. | CPRX | Payment of Exercise | Common stock, par value $0.001 per share | 3.9k | $0.00 | $0 | | 06/27/2023 |
| 12/27/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Options to purchase common stock | 88k | $18.59 | $1.6M | | 12/27/2022 |
| 12/27/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Restricted Stock Units | 26k | $0.00 | $0 | | 12/27/2022 |
| 11/11/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to purchase common stock | 19k | $2.24 | $42.6k | | 11/11/2022 |
| 11/11/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to purchase common stock | 120k | $2.86 | $343.2k | | 11/11/2022 |
| 11/11/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 19k | $15.46 | $294k | | 11/11/2022 |
| 11/11/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 120k | $16.23 | $1.9M | | 11/11/2022 |
| 08/19/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 14.1k | $14.05 | $198.7k | | 08/19/2022 |
| 06/28/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Restricted Stock Units | 10k | $0.00 | $0 | | 06/28/2022 |
| 06/28/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Payment of Exercise | Common stock, par value $0.001 per share | 2.9k | $0.00 | $0 | | 06/28/2022 |
| 02/14/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Restricted Stock Units | 32k | $0.00 | $0 | | 02/14/2022 |
| 12/28/2021 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Options to purchase common stock | 135k | $7.07 | $954.4k | | 12/28/2021 |
| 06/24/2021 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Restricted Stock Units | 10k | $0.00 | $0 | | 06/24/2021 |
| 06/24/2021 | CATALYST PHARMACEUTICALS, INC. | CPRX | Payment of Exercise | Common stock, par value $0.001 per share | 2.9k | $0.00 | $0 | | 06/24/2021 |
| 12/30/2020 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Options to purchase common stock | 200k | $3.42 | $684k | | 12/30/2020 |