CATALYST PHARMACEUTICALS INC

Ticker: CPRX CUSIP: 14888U101 Class: Common Stock

SEI INVESTMENTS CO's Holding History (CIK: 0000350894)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 77,072 Value ($000) $1,799 Avg Close $22.28 Range $19.90 - $25.14

Q3 2025

Shares 76,642 Value ($000) $1,510 Avg Close $20.57 Range $19.05 - $22.53

Q2 2025

Shares 67,298 Value ($000) $1,460 Avg Close $23.61 Range $20.40 - $26.58

Q1 2025

Shares 102,273 Value ($000) $2,480 Avg Close $22.52 Range $19.15 - $26.16

Q4 2024

Shares 116,318 Value ($000) $2,428 Avg Close $21.48 Range $19.54 - $24.27

Q3 2024

Shares 101,469 Value ($000) $2,018 Avg Close $18.54 Range $14.97 - $21.67

Q2 2024

Shares 84,458 Value ($000) $1,308 Avg Close $15.57 Range $14.47 - $17.03

Q1 2024

Shares 83,360 Value ($000) $1,329 Avg Close $15.07 Range $13.12 - $17.50

Q4 2023

Shares 50,739 Value ($000) $853 Avg Close $13.67 Range $11.55 - $17.40

Q3 2023

Shares 42,256 Value ($000) $494 Avg Close $13.38 Range $11.59 - $15.59

Q2 2023

Shares 45,497 Value ($000) $611 Avg Close $14.39 Range $11.09 - $18.22

Q1 2023

Shares 75,137 Value ($000) $1,246 Avg Close $16.50 Range $13.30 - $22.11

Q4 2022

Shares 45,987 Value ($000) $855 Avg Close $15.40 Range $12.08 - $19.78

Q3 2022

Shares 219,452 Value ($000) $2,816 Avg Close $11.85 Range $6.87 - $17.22

Q2 2022

Shares 349,166 Value ($000) $2,435 Avg Close $7.33 Range $6.15 - $8.65

Q1 2022

Shares 295,714 Value ($000) $2,445 Avg Close $7.07 Range $5.24 - $8.64

Q4 2021

Shares 173,844 Value ($000) $1,177 Avg Close $6.58 Range $5.05 - $7.58

Q3 2021

Shares 173,844 Value ($000) $921 Avg Close $5.47 Range $4.81 - $6.24

Q1 2021

Shares 18,905 Value ($000) $63 Avg Close $3.97 Range $3.27 - $5.05

Q4 2020

Shares 18,905 Value ($000) $63 Avg Close $3.36 Range $2.88 - $3.99

Q3 2020

Shares 18,905 Value ($000) $56 Avg Close $3.91 Range $2.91 - $5.19

Q2 2020

Shares 77,084 Value ($000) $356 Avg Close $4.49 Range $3.40 - $5.15

Q1 2020

Shares 77,084 Value ($000) $297 Avg Close $4.10 Range $2.55 - $5.28

Q4 2019

Shares 12,768 Value ($000) $48 Avg Close $4.68 Range $3.65 - $5.83

Q1 2019

Shares 112,169 Value ($000) $572 Avg Close $2.94 Range $1.85 - $5.63

Q1 2018

Shares 1,250 Value ($000) $3 Avg Close $3.32 Range $2.36 - $4.08

Q4 2017

Shares 1,250 Value ($000) $5 Avg Close $3.30 Range $2.41 - $4.51

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	77,072	$1,799	$22.28	$19.90 - $25.14
Q3 2025	76,642	$1,510	$20.57	$19.05 - $22.53
Q2 2025	67,298	$1,460	$23.61	$20.40 - $26.58
Q1 2025	102,273	$2,480	$22.52	$19.15 - $26.16
Q4 2024	116,318	$2,428	$21.48	$19.54 - $24.27
Q3 2024	101,469	$2,018	$18.54	$14.97 - $21.67
Q2 2024	84,458	$1,308	$15.57	$14.47 - $17.03
Q1 2024	83,360	$1,329	$15.07	$13.12 - $17.50
Q4 2023	50,739	$853	$13.67	$11.55 - $17.40
Q3 2023	42,256	$494	$13.38	$11.59 - $15.59
Q2 2023	45,497	$611	$14.39	$11.09 - $18.22
Q1 2023	75,137	$1,246	$16.50	$13.30 - $22.11
Q4 2022	45,987	$855	$15.40	$12.08 - $19.78
Q3 2022	219,452	$2,816	$11.85	$6.87 - $17.22
Q2 2022	349,166	$2,435	$7.33	$6.15 - $8.65
Q1 2022	295,714	$2,445	$7.07	$5.24 - $8.64
Q4 2021	173,844	$1,177	$6.58	$5.05 - $7.58
Q3 2021	173,844	$921	$5.47	$4.81 - $6.24
Q1 2021	18,905	$63	$3.97	$3.27 - $5.05
Q4 2020	18,905	$63	$3.36	$2.88 - $3.99
Q3 2020	18,905	$56	$3.91	$2.91 - $5.19
Q2 2020	77,084	$356	$4.49	$3.40 - $5.15
Q1 2020	77,084	$297	$4.10	$2.55 - $5.28
Q4 2019	12,768	$48	$4.68	$3.65 - $5.83
Q1 2019	112,169	$572	$2.94	$1.85 - $5.63
Q1 2018	1,250	$3	$3.32	$2.36 - $4.08
Q4 2017	1,250	$5	$3.30	$2.41 - $4.51