Donald A Denkhaus Catalyst Pharmaceuticals, Inc. (CPRX) insider trading activity

Donald A Denkhaus is Director of CATALYST PHARMACEUTICALS, INC.. Currently has a direct ownership of 497,439 shares of CPRX, which is worth approximately $11.5 Million. The most recent transaction as insider was on Dec 08, 2025, when has been sold 1,413 shares (Common Stock, par value $0.001 per share) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 497K

0.48% 3M change

12.78% 12M change

Total Value Held $11.5 Million

DONALD A DENKHAUS Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Dec 08 2025	BUY Exercise of conversion of derivative security	-	1,413 Added 0.28%	497,439 Common Stock, par valu...
Nov 21 2025	BUY Exercise of conversion of derivative security	-	947 Added 0.19%	496,026 Common Stock, par valu...
Feb 14 2025	BUY Exercise of conversion of derivative security	-	4,000 Added 0.8%	495,079 Common Stock, par valu...
Jan 08 2025	BUY Exercise of conversion of derivative security	$112,000 $2.24 p/Share	50,000 Added 9.24%	491,079 Common Stock, par valu...
Dec 27 2024	BUY Exercise of conversion of derivative security	-	1,333 Added 0.3%	441,079 Common Stock, par valu...
Dec 09 2024	BUY Exercise of conversion of derivative security	-	1,413 Added 0.32%	439,746 Common Stock, par valu...
Feb 15 2024	BUY Exercise of conversion of derivative security	-	4,000 Added 0.9%	438,333 Common Stock, par valu...

Feb 05 2024	BUY Exercise of conversion of derivative security	$160,400 $4.01 p/Share	40,000 Added 8.43%	434,333 Common Stock, par valu...
Dec 27 2023	BUY Exercise of conversion of derivative security	-	1,333 Added 0.34%	394,333 Common Stock, par valu...
Aug 03 2023	BUY Exercise of conversion of derivative security	$67,800 $1.13 p/Share	60,000 Added 13.25%	393,000 Common Stock, par valu...
Feb 15 2023	BUY Exercise of conversion of derivative security	-	4,000 Added 1.19%	333,000 Common Stock, par valu...
Jan 24 2023	BUY Exercise of conversion of derivative security	$39,500 $0.79 p/Share	50,000 Added 13.19%	329,000 Common Stock, par valu...
Dec 06 2022	BUY Exercise of conversion of derivative security	-	1,334 Added 0.48%	279,000 Common Stock, par valu...
Nov 11 2022	SELL Open market or private sale	$331,800 $16.59 p/Share	20,000 Reduced 6.72%	277,666 Common Stock, par valu...
Sep 14 2022	SELL Open market or private sale	$306,800 $15.34 p/Share	20,000 Reduced 6.3%	297,666 Common Stock, par valu...
Jan 10 2022	BUY Exercise of conversion of derivative security	$101,200 $2.53 p/Share	40,000 Added 11.18%	317,666 Common Stock, par valu...
Jan 05 2022	BUY Exercise of conversion of derivative security	$167,500 $3.35 p/Share	50,000 Added 15.26%	277,666 Common Stock, par valu...
Dec 03 2021	BUY Exercise of conversion of derivative security	-	1,333 Added 0.58%	227,666 Common Stock, par valu...
Dec 22 2020	BUY Exercise of conversion of derivative security	-	1,333 Added 0.59%	226,333 Common Stock, par valu...

DAD

Donald A Denkhaus

Director

Coral Gables, FL

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