Custom Index Systems, LLC

SEC CIK: 0002003672
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

CPRX holding history

Catalyst Pharmaceuticals, Inc. in every 13F filed by Custom Index Systems, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

CPRX overview All 13F holders of CPRX Full Q2 2026 holdings

Shares (Q3 2025): 0; Sold out in Q3 2025
Value: $0
% of portfolio: 0.0%
Quarters held: 2; Since Q1 2025

Holdings of CPRX by Custom Index Systems, LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q3 2025	0	$0	0.0%	−36,294−100.0%	Sold out	Holders
Q2 2025	36,294	$787.6K	0.4%	−124−0.3%	Reduced	Holders
Q1 2025	36,418	$883.1K	0.4%	+36,418	New	Holders