Catalyst Pharmaceuticals, Inc.

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP CPRX

Report date

12/31/2025

Quarter

2025 Q4

Filed

2/13/2026

Shares

1,617,208

Value ($000)

37,746

Weight

0.0%

2019 Q4 - 2025 Q4 (17 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2025 Q4	2/13/2026	37,746	0.0%	1,617,208	12/31/2025
2025 Q3	11/13/2025	25,704	0.0%	1,304,774	9/30/2025
2025 Q2	8/13/2025	26,553	0.0%	1,223,623	6/30/2025
2025 Q1	5/14/2025	25,099	0.0%	1,035,029	3/31/2025
2024 Q4	2/12/2025	14,570	0.0%	698,152	12/31/2024
2024 Q3	11/14/2024	5,997	0.0%	301,646	9/30/2024
2024 Q1	5/15/2024	206	0.0%	12,921	3/31/2024
2023 Q3	11/14/2023	1,692	0.0%	144,699	9/30/2023
2023 Q2	8/14/2023	833	0.0%	61,955	6/30/2023
2023 Q1	5/15/2023	2,782	0.0%	167,787	3/31/2023
2022 Q2	8/15/2022	137	0.0%	19,548	6/30/2022
2022 Q1	5/13/2022	2,613	0.0%	315,151	3/31/2022
2021 Q4	2/14/2022	1,192	0.0%	176,049	12/31/2021
2021 Q3	11/12/2021	163	0.0%	30,800	9/30/2021
2020 Q4	2/12/2021	986	0.0%	295,292	12/31/2020
2020 Q2	8/12/2020	293	0.0%	63,400	6/30/2020
2019 Q4	2/13/2020	2,742	0.0%	731,259	12/31/2019