Richard J. Daly - Jan 2, 2025 Form 4 Insider Report for CATALYST PHARMACEUTICALS, INC. (CPRX)

Role: President and CEO, Director
Signature: /s/ Richard J. Daly
Stock symbol: CPRX
Transactions as of: Jan 2, 2025
Transactions value $: $0
Form type: 4
Date filed: 1/3/2025, 05:00 PM
Previous filing: Dec 31, 2024

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		+42.1K	+17.85%		278K	Jan 2, 2025	Direct	F1
transaction	CPRX	Common Stock, par value $0.001 per share	Tax liability		-10.6K	-3.81%		267K	Jan 2, 2025	Direct	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	Restricted Stock Units	Options Exercise	$0	-42.1K	-1.85%	$0.00	2.24M	Jan 2, 2025	Common Stock	42.1K		Direct	F1, F3, F4

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

Explanation of Responses:

Id	Content
F1	Each restricted stock unit represents a contingent right to receive one share of the Registrant's common stock upon vesting.
F2	Shares withheld by the Registrant to satisfy applicable withholding taxes upon vesting of restricted stock units.
F3	Derivative securities vest in equal tranches, 1/5th each on January 1, 2025, 2026, 2027, 2028 and 2029.
F4	Shares of common stock are required to be delivered to the Reporting Person within sixty days of vesting. The first tranche of shares was delivered on January 2, 2025.