TANAKA CAPITAL MANAGEMENT INC

Position in CPRX — Catalyst Pharmaceuticals, Inc.

CIK 816788 NEW YORK, NY

Position in CPRX

as of Mar 31, 2026 · filed May 18, 2026 Compact

Position Value

+$0 QoQ

Shares Held

113,418

-0.9% QoQ

Ownership

0.093%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

24 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Mar 31, 2026

TANAKA CAPITAL MANAGEMENT INC holds $8,380,478 across 4 Biotechnology names. CPRX ranks #4 (0.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CORT	Corcept Therapeutics Inc	110,854	$4,468,524
2	NUVB	Nuvation Bio Inc.	901,825	$3,868,829
3	BYSI	BeyondSpring Inc.	26,296	$43,125
4	CPRX	Catalyst Pharmaceuticals, Inc. This page	113,418	$0

24 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	—	113,418	-0.9%	Shares	Sole	2026-05-18
2025-12-31	—	114,418	0.0%	Shares	Sole	2026-02-17
2025-09-30	—	114,418	-24.7%	Shares	Sole	2025-11-14
2025-03-31	—	151,893	-0.9%	Shares	Sole	2025-05-15
2024-12-31	—	153,291	0.0%	Shares	Sole	2025-02-14
2024-09-30	—	153,291	-0.1%	Shares	Sole	2024-11-15
2024-06-30	—	153,391	0.0%	Shares	Sole	2024-08-15
2024-03-31	—	153,391	-0.7%	Shares	Sole	2024-05-15
2023-12-31	—	154,431	-3.4%	Shares	Sole	2024-02-14
2023-09-30	—	159,791	0.0%	Shares	Sole	2023-11-14
2023-06-30	—	159,791	+7.8%	Shares	Sole	2023-08-14
2023-03-31	—	148,281	0.0%	Shares	Sole	2023-05-12
2022-12-31	—	148,281	0.0%	Shares	Sole	2023-02-15
2022-09-30	—	148,281	-24.8%	Shares	Sole	2022-11-15
2022-06-30	—	197,251	-5.3%	Shares	Sole	2022-08-15
2022-03-31	—	208,189	-2.5%	Shares	Sole	2022-05-16
2021-12-31	—	213,609	+5.2%	Shares	Sole	2022-02-14
2021-09-30	—	203,079	+17.3%	Shares	Sole	2021-11-15
2021-06-30	—	173,079	-23.0%	Shares	Sole	2021-08-13
2021-03-31	—	224,774	-0.2%	Shares	Sole	2021-05-17
2020-12-31	—	225,274	-10.7%	Shares	Sole	2021-02-11
2020-09-30	—	252,199	-11.0%	Shares	Sole	2020-11-13
2020-06-30	—	283,494	+2.1%	Shares	Sole	2020-08-17
2020-03-31	—	277,774	—	Shares	Sole	2020-05-15
No filing history on record for this holder in this stock.