JW Asset Management, LLC

Position in CPRX — Catalyst Pharmaceuticals, Inc.

CIK 1549738 MIAMI BEACH, FL

Position in CPRX

as of Mar 31, 2026 · filed May 8, 2026 Compact

Position Value

$9,616,585

+$551,516 QoQ

Shares Held

388,392

0.0% QoQ

Ownership

0.317%

of shares outstanding

% of Portfolio

4.09%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2022

14 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Mar 31, 2026

JW Asset Management, LLC holds $12,617,443 across 2 Biotechnology names. CPRX ranks #1 (76.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)	Open
1	CPRX	Catalyst Pharmaceuticals, Inc. This page	388,392	$9,616,585
2	HRTX	Heron Therapeutics, Inc. /De/	3,751,073	$3,000,858

14 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$9,616,585	388,392	0.0%	Shares	Sole	2026-05-08
2025-12-31	$9,065,069	388,392	0.0%	Shares	Sole	2026-02-06
2025-09-30	$7,651,322	388,392	0.0%	Shares	Sole	2025-11-07
2025-06-30	$8,428,106	388,392	-6.0%	Shares	Sole	2025-08-11
2025-03-31	$10,024,756	413,392	0.0%	Shares	Sole	2025-05-09
2024-12-31	$8,627,491	413,392	0.0%	Shares	Sole	2025-02-07
2024-09-30	$8,218,232	413,392	0.0%	Shares	Sole	2024-11-08
2024-06-30	$6,403,442	413,392	0.0%	Shares	Sole	2024-08-08
2024-03-31	$6,589,468	413,392	0.0%	Shares	Sole	2024-05-07
2023-12-31	$6,949,119	413,392	-26.6%	Shares	Sole	2024-02-09
2023-09-30	$6,586,052	563,392	0.0%	Shares	Sole	2023-11-09
2023-06-30	$7,571,988	563,392	0.0%	Shares	Sole	2023-08-11
2023-03-31	$9,341,039	563,392	0.0%	Shares	Sole	2023-05-05
2022-12-31	$10,479,091	563,392	—	Shares	Sole	2023-02-10
No filing history on record for this holder in this stock.