Elsbernd Brian (CIK 1763511) reported 19 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2025-12-30). Recent activity: Buy CPRX (6,667 shares), Sell CPRX (2,623 shares), Buy CPRX (7,067 shares), Sell CPRX (2,780 shares), Buy CPRX (5,161 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2025-12-30 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Chief Compliance/Legal Officer | Buy | 6,667 | $0 |
| 2025-12-30 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Chief Compliance/Legal Officer | Sell | 2,623 | $0 |
| 2025-12-10 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Chief Compliance/Legal Officer | Buy | 7,067 | $0 |
| 2025-12-10 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Chief Compliance/Legal Officer | Sell | 2,780 | $0 |
| 2025-11-24 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Chief Compliance/Legal Officer | Buy | 5,161 | $0 |
| 2025-11-24 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Chief Compliance/Legal Officer | Sell | 2,030 | $0 |
| 2025-11-14 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Chief Compliance/Legal Officer | Buy | 40,000 | $908,000 |
| 2025-09-10 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Chief Compliance/Legal Officer | Buy | 112,475 | $251,944 |
| 2025-09-10 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Chief Compliance/Legal Officer | Sell | 30,000 | $609,000 |
| 2025-09-05 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Chief Compliance/Legal Officer | Buy | 20,000 | $44,800 |
| 2025-09-05 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Chief Compliance/Legal Officer | Sell | 20,000 | $401,600 |
| 2025-09-05 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Chief Compliance/Legal Officer | Buy | 30,000 | $67,200 |
| 2025-09-05 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Chief Compliance/Legal Officer | Sell | 30,000 | $585,600 |
| 2025-03-05 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Chief Compliance/Legal Officer | Buy | 9,270 | $20,765 |
| 2025-03-05 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Chief Compliance/Legal Officer | Sell | 9,720 | $225,796 |
| 2025-03-05 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Chief Compliance/Legal Officer | Buy | 53,255 | $119,291 |
| 2025-03-05 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Chief Compliance/Legal Officer | Sell | 53,255 | $1.2M |
| 2025-02-19 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Chief Compliance/Legal Officer | Buy | 9,667 | $0 |
| 2025-02-19 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Chief Compliance/Legal Officer | Sell | 2,353 | $0 |
Source: SEC Form 4 filings · as of 2025-12-30