Preethi Sundaram Catalyst Pharmaceuticals, Inc. (CPRX) insider trading activity

Preethi Sundaram is Chief Strategy Officer of CATALYST PHARMACEUTICALS, INC.. Currently has a direct ownership of 54,804 shares of CPRX, which is worth approximately $1.27 Million. The most recent transaction as insider was on Dec 29, 2025, when has been sold 2,369 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) 54.8K

33.4% 3M change

59.76% 12M change

Total Value Held $1.27 Million

Preethi Sundaram Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Dec 29 2025	SELL Payment of exercise price or tax liability	-	2,369 Reduced 4.14%	54,804 Common Stock, par valu...
Dec 29 2025	BUY Exercise of conversion of derivative security	-	6,667 Added 10.44%	57,173 Common Stock, par valu...
Dec 08 2025	SELL Payment of exercise price or tax liability	-	1,669 Reduced 3.2%	50,506 Common Stock, par valu...
Dec 08 2025	BUY Exercise of conversion of derivative security	-	6,855 Added 11.61%	52,175 Common Stock, par valu...
Nov 21 2025	SELL Payment of exercise price or tax liability	-	1,364 Reduced 2.92%	45,320 Common Stock, par valu...
Nov 21 2025	BUY Exercise of conversion of derivative security	-	5,603 Added 10.72%	46,684 Common Stock, par valu...
Jun 11 2025	SELL Open market or private sale	$42,272 $26.42 p/Share	1,600 Reduced 3.75%	41,081 Common Stock, par valu...

Jun 10 2025	SELL Open market or private sale	$61,376 $26.41 p/Share	2,324 Reduced 5.16%	42,681 Common Stock, par valu...
Feb 14 2025	SELL Payment of exercise price or tax liability	-	5,965 Reduced 11.7%	45,005 Common Stock, par valu...
Feb 14 2025	BUY Exercise of conversion of derivative security	-	16,667 Added 24.64%	50,970 Common Stock, par valu...
Dec 27 2024	SELL Payment of exercise price or tax liability	-	2,345 Reduced 6.4%	34,303 Common Stock, par valu...
Dec 27 2024	BUY Exercise of conversion of derivative security	-	6,667 Added 15.39%	36,648 Common Stock, par valu...
Dec 09 2024	SELL Payment of exercise price or tax liability	-	2,415 Reduced 7.45%	29,981 Common Stock, par valu...
Dec 09 2024	BUY Exercise of conversion of derivative security	-	6,855 Added 17.46%	32,396 Common Stock, par valu...
Feb 15 2024	SELL Payment of exercise price or tax liability	-	6,025 Reduced 19.09%	25,541 Common Stock, par valu...
Feb 15 2024	BUY Exercise of conversion of derivative security	-	16,667 Added 34.56%	31,566 Common Stock, par valu...
Dec 27 2023	SELL Payment of exercise price or tax liability	-	2,409 Reduced 13.92%	14,899 Common Stock, par valu...
Dec 27 2023	BUY Exercise of conversion of derivative security	-	6,666 Added 27.81%	17,308 Common Stock, par valu...
Feb 15 2023	SELL Payment of exercise price or tax liability	-	6,024 Reduced 36.15%	10,642 Common Stock, par valu...
Feb 15 2023	BUY Exercise of conversion of derivative security	-	16,666 Added 50.0%	16,666 Common Stock, par valu...
Nov 11 2022	SELL Open market or private sale	$930,154 $16.38 p/Share	56,786 Reduced 100.0%	0 Common Stock, par valu...
Nov 11 2022	BUY Exercise of conversion of derivative security	$311,755 $5.49 p/Share	56,786 Added 50.0%	56,786 Common Stock, par valu...
Sep 15 2022	SELL Open market or private sale	$263,921 $14.49 p/Share	18,214 Reduced 100.0%	0 Common Stock, par valu...
Sep 15 2022	BUY Exercise of conversion of derivative security	$99,995 $5.49 p/Share	18,214 Added 50.0%	18,214 Common Stock, par valu...

Preethi Sundaram

Chief Strategy Officer

Coral Gables, FL

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