Catalyst Pharmaceuticals, Inc.
US ˙ NasdaqCM ˙ US14888U1016

SecurityCPRX / Catalyst Pharmaceuticals, Inc.
InsiderBrian Elsbernd
This page shows the track record and history of Elsbernd Brian insider trades in Catalyst Pharmaceuticals, Inc.. The SEC defines Insiders as officers, directors, or significant investors (greater than 10% ownership) in a company. It is illegal for insiders to make trades in their companies based on material, non-public information ("MNPI"). This does not mean it is illegal for them to make any trades in their own companies. However, they must report all trades to the SEC via a Form 4.
Insider Purchases - Short Term Profit Analysis

In this section, we analyze the profitability of every unplanned, open-market insider purchase made by Brian Elsbernd in CPRX / Catalyst Pharmaceuticals, Inc.. This analysis helps to understand if the insider consistently generates abnormal returns, and is worth following. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Max
Price at
Max
Max
Profit ($)
Max Return (%)
There are no known unplanned open-market trades for this insider

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

CPRX / Catalyst Pharmaceuticals, Inc. Insider Trades
Insider Sales - Short Term Loss Analysis

In this section, we analyze the short-term loss avoidance of every unplanned, open-market insider sale made by Brian Elsbernd in CPRX / Catalyst Pharmaceuticals, Inc.. A consistent pattern of loss avoidance may suggest that future sale transactions may predict declines in price. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Min
Price at
Min
Max Loss
Avoided ($)
Max Loss
Avoided (%)
2025-09-04 30,000 19.5200 30,000 19.5200 585,600 0 19.8000 8,400 1.43
2025-09-03 20,000 20.0800 20,000 20.0800 401,600
2025-03-03 9,720 23.2300 9,720 23.2300 225,796
2025-03-03 53,255 22.9300 53,255 22.9300 1,221,137
2024-11-26 9,300 21.6500 9,300 21.6500 201,345
2024-11-26 3,956 21.5770 3,956 21.5770 85,359
2024-03-27 25,000 16.4400 25,000 16.4400 411,000
2023-03-20 50,000 16.0690 50,000 16.0690 803,450
2022-11-11 14,666 16.2350 14,666 16.2350 238,103

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

CPRX / Catalyst Pharmaceuticals, Inc. Insider Trades
Insider Transaction History
File
Date
Trade
Date
Form Insider Ticker Security Title Code 10b5-1 Direct Exercise
Price
Unit
Price
Units
Changed
Value
Changed (1K)
Remaining
Options
Remaining
Shares
2025-09-05 2025-09-04 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share S - Sale D 19.5200 -30,000 -586 188,564
2025-09-05 2025-09-04 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share M - Exercise D 2.2400 30,000 67 218,564
2025-09-05 2025-09-03 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share S - Sale D 20.0800 -20,000 -402 188,564
2025-09-05 2025-09-03 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share M - Exercise D 2.2400 20,000 45 208,564
2025-03-05 2025-03-03 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share S - Sale D 22.9300 -53,255 -1,221 188,564
2025-03-05 2025-03-03 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share M - Exercise D 2.2400 53,255 119 241,819
2025-03-05 2025-03-03 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share S - Sale D 23.2300 -9,720 -226 188,564
2025-03-05 2025-03-03 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share M - Exercise D 2.2400 9,270 21 197,834
2025-02-19 2025-02-14 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share F - Taxes D -2,353 188,564
2025-02-19 2025-02-14 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share M - Exercise D 9,667 190,917
2024-12-31 2024-12-27 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share F - Taxes D -1,941 181,250
2024-12-31 2024-12-27 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share M - Exercise D 6,667 183,191
2024-12-11 2024-12-09 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share F - Taxes D -1,720 176,524
2024-12-11 2024-12-09 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share M - Exercise D 7,067 178,244
2024-11-29 2024-11-26 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share S - Sale D 21.5770 -3,956 -85 171,177
2024-11-29 2024-11-26 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share M - Exercise D 4.0100 9,756 39 175,133
2024-11-29 2024-11-26 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share S - Sale D 21.6500 -9,300 -201 165,377
2024-11-29 2024-11-26 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share M - Exercise D 4.0100 50,244 201 174,677
2024-03-28 2024-03-27 4 Elsbernd Brian CPRX Common stock, par value $0.001 per share S - Sale D 16.4400 -25,000 -411 124,433
2024-02-16 2024-02-15 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share F - Taxes D -2,353 149,433
2024-02-16 2024-02-15 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share M - Exercise D 9,667 151,786
2023-12-29 2023-12-27 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share F - Taxes D -2,623 142,119
2023-12-29 2023-12-27 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share M - Exercise D 6,666 144,742
2023-03-22 2023-03-20 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share S - Sale D 16.0690 -50,000 -803 138,076
2023-03-22 2023-03-20 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share M - Exercise D 1.1300 50,000 56 188,076
2023-02-17 2023-02-15 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share F - Taxes D -2,353 138,076
2023-02-17 2023-02-15 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share M - Exercise D 9,666 140,429
2022-12-08 2022-12-06 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share M - Exercise D 14,667 130,763
2022-11-15 2022-11-14 4 Elsbernd Brian CPRX Common stock, par value $0.001 per share M - Exercise D 0.7900 40,000 32 116,096
2022-11-15 2022-11-14 4 Elsbernd Brian CPRX Common stock, par value $0.001 per share M - Exercise D 1.8500 65,000 120 76,096
2022-11-15 2022-11-11 4 Elsbernd Brian CPRX Common stock, par value $0.001 per share S - Sale D 16.2350 -14,666 -238 11,096
2022-02-16 2022-02-14 4 Elsbernd Brian CPRX Restricted Stock Units A - Award D 29,000 950,667
2021-12-30 2021-12-28 4 Elsbernd Brian CPRX Options to purchase common stock A - Award D 7.07 135,000 921,667
2021-12-06 2021-12-03 4 Elsbernd Brian CPRX Restricted Stock Units M - Exercise D -14,667 786,667
2021-12-06 2021-12-03 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share F - Taxes D -3,571 25,762
2021-12-06 2021-12-03 4 Elsbernd Brian CPRX Common Stock, par value $0.001 per share M - Exercise D 14,667 29,333
2021-01-04 2020-12-30 4 Elsbernd Brian CPRX Options to purchase common stock A - Award D 3.42 200,000 801,334
2020-12-23 2020-12-22 4 Elsbernd Brian CPRX Restricted Stock Units A - Award D -14,666 601,334
2020-12-23 2020-12-22 4 Elsbernd Brian CPRX Common stock, par value $0.001 per share M - Exercise D 14,666 14,666
2019-12-04 2019-12-02 4 Elsbernd Brian CPRX Restricted Stock Units A - Award D 44,000 616,000
2019-12-04 2019-12-02 4 Elsbernd Brian CPRX Options to purchase common stock A - Award D 4.64 132,000 572,000
P
Acquisto sul mercato aperto o privato di un titolo non derivato o derivato
S
Vendita sul mercato aperto o privato di un titolo non derivato o derivato
A
Concessione, assegnazione o altra acquisizione di titoli dall'azienda (ad esempio un'opzione)
C
Conversione di un derivato
D
Vendita o trasferimento di titoli alla società
F
Pagamento del prezzo di esercizio o del debito fiscale con la quota di titoli ricevuta dalla società
G
Regalo di titoli da parte o a favore dell'insider
K
Equity swap e operazioni di copertura analoghe
M
Esercizio o conversione di un titolo derivato ricevuto dall'azienda (ad esempio un'opzione)
V
Una transazione dichiarata volontariamente sul modulo 4
J
Altro (accompagnato da una nota a piè di pagina che descriva l'operazione)