| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 03/20/2023 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to Purchase Common Stock | 50k | $1.13 | $56.5k | | 03/20/2023 |
| 03/20/2023 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common Stock, par value $0.001 per share | 50k | $16.07 | $803.4k | | 03/20/2023 |
| 12/27/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Options to purchase common stock | 69k | $18.59 | $1.3M | | 12/27/2022 |
| 12/27/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Restricted Stock Units | 20k | $0.00 | $0 | | 12/27/2022 |
| 12/06/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Restricted Stock Units | 14.7k | $0.00 | $0 | | 12/06/2022 |
| 11/14/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to purchase common stock | 65k | $1.85 | $120.2k | | 11/11/2022 |
| 11/14/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to purchase common stock | 40k | $0.79 | $31.6k | | 11/11/2022 |
| 11/11/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 14.7k | $16.24 | $238.1k | | 11/11/2022 |
| 02/14/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Restricted Stock Units | 29k | $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 |
| 12/03/2021 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Restricted Stock Units | 14.7k | $0.00 | $0 | | 12/03/2021 |
| 12/03/2021 | CATALYST PHARMACEUTICALS, INC. | CPRX | Payment of Exercise | Common Stock, par value $0.001 per share | 3.6k | $0.00 | $0 | | 12/03/2021 |
| 12/30/2020 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Options to purchase common stock | 200k | $3.42 | $684k | | 12/30/2020 |
| 12/22/2020 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Restricted Stock Units | 14.7k | $0.00 | $0 | | 12/22/2020 |
| 12/22/2020 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Common stock, par value $0.001 per share | 14.7k | $0.00 | $0 | | 12/22/2020 |
| 12/02/2019 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Restricted Stock Units | 44k | $0.00 | $0 | | 12/02/2019 |
| 12/02/2019 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Options to purchase common stock | 132k | $4.64 | $612.5k | | 12/02/2019 |