| Insider | Role | Shares | Value | Buys | Sells |
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| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
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| Insider | Role | Shares | Value | Buys | Sells |
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| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
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Chief Compliance/ Legal Officer
1 company
Brian Elsbernd is Chief Compliance/ Legal Officer at CPRX. Brian Elsbernd's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider.
Our model assigns Brian Elsbernd a middling insider score of 52/100, based on 9 past trades. Over a 12-month horizon, 40.0% of those trades were profitable, with an average 12-month return of -10.9%.
Brian Elsbernd has 21 Form 4 filings on record from November 2022 to December 2025, all as Chief Compliance/ Legal Officer at Catalyst Pharmaceuticals (CPRX), 2022–2025.
The 48 reported transactions were 20 option exercises, 11 open-market sales, 9 tax withholdings and 8 option or other derivative awards.
Counted by filing, the open-market trades come to no purchases and 8 sales worth about $5.7M.
The largest open-market sale was 62,975 shares of CPRX at an average $22.98 on March 3, 2025, about $1.4M. Twelve months later CPRX was up 7%.
None of the 6 sales since April 2023 was marked as made under a Rule 10b5-1 trading plan.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Nov 12, 2025 | CPRX Catalyst Pharmaceuticals, Inc. | Chief Compliance/ Legal Officer | Sell | 40,000 | $22.70 | $908,000.00 | -14.8% | +6.5% | - | |
| Sep 8, 2025 | CPRX Catalyst Pharmaceuticals, Inc. | Chief Compliance/ Legal Officer | Sale+OE | 30,000 | $20.30 | $609,000.00 | -10.0% | +15.3% | - | |
| Sep 4, 2025 | CPRX Catalyst Pharmaceuticals, Inc. | Chief Compliance/ Legal Officer | Sale+OE | 50,000 | $19.74 | $987,200.00 | -21.0% | +16.7% | - | |
| Mar 3, 2025 | CPRX Catalyst Pharmaceuticals, Inc. | Chief Compliance/ Legal Officer | Sale+OE | 62,975 | $22.98 | $1,446,932.75 | -25.0% | +11.6% | +7.3% | |
| Nov 26, 2024 | CPRX Catalyst Pharmaceuticals, Inc. | Chief Compliance/ Legal Officer | Sale+OE | 13,256 | $21.63 | $286,703.61 | -7.2% | -3.1% | +6.8% | |
| Mar 27, 2024 | CPRX Catalyst Pharmaceuticals, Inc. | Chief Compliance/ Legal Officer | Sell | 25,000 | $16.44 | $411,000.00 | -16.7% | -6.9% | +52.7% | |
| Mar 20, 2023 | CPRX Catalyst Pharmaceuticals, Inc. | Chief Compliance/ Legal Officer | Sale+OE | 50,000 | $16.07 | $803,450.00 | -26.6% | -23.0% | -0.1% | |
| Nov 11, 2022 | CPRX Catalyst Pharmaceuticals, Inc. | Chief Compliance/ Legal Officer | Sale+OE | 14,666 | $16.24 | $238,102.51 | -56.9% | +5.7% | -12.3% |