| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 05/16/2023 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to purchase common stock | 173.8k | $0.79 | $137.3k | | 05/15/2023 |
| 05/15/2023 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 26.2k | $13.23 | $346k | | 05/15/2023 |
| 05/15/2023 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to purchase common stock | 26.2k | $0.79 | $20.7k | | 05/15/2023 |
| 12/29/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Gift | Common stock, par value $0.001 per share | 10k | $0.00 | $0 | | 12/28/2022 |
| 12/28/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Gift | Common stock, par value $0.001 per share | 10k | $0.00 | $0 | | 12/28/2022 |
| 12/27/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Options to purchase common stock | 272k | $18.59 | $5.1M | | 12/27/2022 |
| 12/27/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Restricted Stock Units | 79k | $0.00 | $0 | | 12/27/2022 |
| 12/06/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Payment of Exercise | Common Stock, par value $0.001 per share | 12.1k | $0.00 | $0 | | 12/06/2022 |
| 12/06/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Restricted Stock Units | 30.8k | $0.00 | $0 | | 12/06/2022 |
| 11/21/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to purchase common stock | 150k | $2.24 | $336k | | 11/18/2022 |
| 11/21/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 150k | $15.33 | $2.3M | | 11/18/2022 |
| 11/18/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 350k | $15.62 | $5.5M | | 11/18/2022 |
| 11/18/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to purchase common stock | 350k | $2.24 | $784k | | 11/18/2022 |
| 09/14/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 946.8k | $15.41 | $14.6M | | 09/13/2022 |
| 09/13/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 80.8k | $15.33 | $1.2M | | 09/13/2022 |
| 08/19/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 125k | $14.10 | $1.8M | | 08/18/2022 |
| 08/19/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to purchase common stock | 125k | $2.53 | $316.2k | | 08/18/2022 |
| 08/18/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 25k | $13.93 | $348.4k | | 08/18/2022 |
| 08/18/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 50k | $13.93 | $696.5k | | 08/18/2022 |
| 08/18/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to purchase common stock | 25k | $2.53 | $63.2k | | 08/18/2022 |
| 08/18/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to purchase common stock | 50k | $2.53 | $126.5k | | 08/18/2022 |
| 08/18/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 50k | $13.96 | $698k | | 08/18/2022 |
| 08/18/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 50k | $13.95 | $697.6k | | 08/18/2022 |
| 02/14/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Restricted Stock Units | 175k | $0.00 | $0 | | 02/14/2022 |
| 12/28/2021 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Options to purchase common stock | 270k | $7.07 | $1.9M | | 12/28/2021 |
| 12/03/2021 | CATALYST PHARMACEUTICALS, INC. | CPRX | Payment of Exercise | Common Stock, par value $0.001 per share | 12.1k | $0.00 | $0 | | 12/03/2021 |
| 12/03/2021 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Restricted Stock Units | 30.8k | $0.00 | $0 | | 12/03/2021 |
| 08/23/2021 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 82.6k | $5.63 | $464.7k | | 08/20/2021 |
| 08/23/2021 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to purchase common stock | 120k | $3.12 | $374.4k | | 08/20/2021 |
| 08/20/2021 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to purchase common stock | 80k | $3.12 | $249.6k | | 08/20/2021 |
| 08/20/2021 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 54.2k | $5.52 | $298.9k | | 08/20/2021 |
| 12/30/2020 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Options to purchase common stock | 400k | $3.42 | $1.4M | | 12/30/2020 |
| 12/22/2020 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Restricted Stock Units | 30.8k | $0.00 | $0 | | 12/22/2020 |
| 12/22/2020 | CATALYST PHARMACEUTICALS, INC. | CPRX | Payment of Exercise | Common Stock, par value $0.001 per share | 7.5k | $0.00 | $0 | | 12/22/2020 |
| 09/30/2020 | CATALYST PHARMACEUTICALS, INC. | CPRX | Purchase | Common stock, par value $0.001 per share | 15k | $2.97 | $44.6k | | 09/30/2020 |
|