| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 03/22/2023 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 3.3k | $16.41 | $53.5k | | 03/22/2023 |
| 03/22/2023 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 38.5k | $16.51 | $636k | | 03/22/2023 |
| 03/22/2023 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to purchase common stock | 3.3k | $0.79 | $2.6k | | 03/22/2023 |
| 03/22/2023 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to purchase common stock | 38.5k | $0.79 | $30.4k | | 03/22/2023 |
| 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 |
| 12/06/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Restricted Stock Units | 14.7k | $0.00 | $0 | | 12/06/2022 |
| 11/22/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common Stock, par value $0.001 per share | 120k | $16.53 | $2M | | 11/22/2022 |
| 11/15/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common Stock, par value $0.001 per share | 60k | $15.77 | $946.1k | | 11/15/2022 |
| 09/23/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common Stock, par value $0.001 per share | 60k | $11.90 | $713.9k | | 09/23/2022 |
| 09/16/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common Stock, par value $0.001 per share | 90k | $13.50 | $1.2M | | 09/16/2022 |
| 09/14/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common Stock, par value $0.001 per share | 50k | $15.57 | $778.6k | | 09/14/2022 |
| 08/29/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common Stock, par value $0.001 per share | 17k | $14.28 | $242.8k | | 08/26/2022 |
| 08/29/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common Stock, par value $0.001 per share | 20k | $14.20 | $284k | | 08/26/2022 |
| 08/29/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common Stock, par value $0.001 per share | 20k | $14.14 | $282.8k | | 08/26/2022 |
| 08/26/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common Stock, par value $0.001 per share | 11.1k | $14.40 | $159.8k | | 08/26/2022 |
| 08/18/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to purchase common stock | 19.3k | $2.53 | $48.7k | | 08/17/2022 |
| 08/18/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common Stock, par value $0.001 per share | 19.3k | $13.70 | $263.8k | | 08/17/2022 |
| 08/17/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to purchase common stock | 99.3k | $2.53 | $251.3k | | 08/17/2022 |
| 08/17/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to purchase common stock | 31.4k | $2.53 | $79.5k | | 08/17/2022 |
| 08/17/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 99.3k | $13.85 | $1.4M | | 08/17/2022 |
| 08/17/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Sale | Common stock, par value $0.001 per share | 31.4k | $13.87 | $435.9k | | 08/17/2022 |
| 02/14/2022 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Restricted Stock Units | 33.5k | $0.00 | $0 | | 02/14/2022 |
| 12/28/2021 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Options to purchase common stock | 167.5k | $7.07 | $1.2M | | 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 | 250k | $3.42 | $855k | | 12/30/2020 |
| 12/22/2020 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Restricted Stock Units | 14.7k | $0.00 | $0 | | 12/22/2020 |
| 12/22/2020 | CATALYST PHARMACEUTICALS, INC. | CPRX | Payment of Exercise | Common Stock, par value $0.001 per share | 3.6k | $0.00 | $0 | | 12/22/2020 |
| 12/02/2019 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Options to purchase common stock | 132k | $4.64 | $612.5k | | 12/02/2019 |
| 12/02/2019 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Restricted Stock Units | 44k | $0.00 | $0 | | 12/02/2019 |
| 12/19/2018 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Options to purchase common stock | 75k | $2.24 | $168k | | 12/19/2018 |
| 01/02/2018 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Options to purchase common stock | 95k | $4.01 | $381k | | 01/02/2018 |
| 11/06/2017 | CATALYST PHARMACEUTICALS, INC. | CPRX | Exercise | Options to purchase common stock | 200k | $0.47 | $94k | | 11/06/2017 |
| 01/03/2017 | CATALYST PHARMACEUTICALS, INC. | CPRX | Grant | Options to purchase common stock | 50k | $1.13 | $56.5k | | 01/03/2017 |
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