David S. Tierney - 12 Dec 2023 Form 4 Insider Report for CATALYST PHARMACEUTICALS, INC. (CPRX)

Role: Director
Signature: /s/ David S. Tierney
Issuer symbol: CPRX
Transactions as of: 12 Dec 2023
Net transactions value: -$609,750
Form type: 4
Filing time: 14 Dec 2023, 17:00:09 UTC
Previous filing: 12 Dec 2023
Next filing: 29 Dec 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CPRX	Common stock, par value $0.001 per share	Options Exercise	$56,500	+50,000	+15%	$1.13^*	383,541	12 Dec 2023	Direct
transaction	CPRX	Common stock, par value $0.001 per share	Sale	$666,250	-50,000	-13%	$13.32	333,541	12 Dec 2023	Direct	F1, F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	CPRX	Options to purchase common stock	Options Exercise	$0	+50,000	+26%	$0.000000	244,264	12 Dec 2023	Common Stock	50,000	$1.13	Direct	F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Shares were sold on the open market for personal reasons, and to fund the exercise price for stock options expiring on January 3, 2024, and not as a result of any disagreement with the Company.
F2	Represents a weighted average price for the shares sold. Shares were sold in various lots ranging from $13.30 to $13.36 per share.
F3	Options vested in three annual tranches beginning on January 3, 2018.