CATALYST PHARMACEUTICALS INC

Ticker: CPRX CUSIP: 14888U101 Class: Common Stock

VANGUARD GROUP INC's Holding History (CIK: 0000102909)

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

Q4 2025

Shares 8,432,247 Value ($000) $196,809 Avg Close $22.28 Range $19.90 - $25.14

Q3 2025

Shares 8,713,520 Value ($000) $171,656 Avg Close $20.57 Range $19.05 - $22.53

Q2 2025

Shares 8,765,835 Value ($000) $190,219 Avg Close $23.61 Range $20.40 - $26.58

Q1 2025

Shares 8,495,580 Value ($000) $206,018 Avg Close $22.52 Range $19.15 - $26.16

Q4 2024

Shares 8,431,094 Value ($000) $175,957 Avg Close $21.48 Range $19.54 - $24.27

Q3 2024

Shares 8,040,978 Value ($000) $159,855 Avg Close $18.54 Range $14.97 - $21.67

Q2 2024

Shares 8,100,355 Value ($000) $125,474 Avg Close $15.57 Range $14.47 - $17.03

Q1 2024

Shares 7,980,661 Value ($000) $127,212 Avg Close $15.07 Range $13.12 - $17.50

Q4 2023

Shares 7,120,417 Value ($000) $119,694 Avg Close $13.67 Range $11.55 - $17.40

Q3 2023

Shares 7,046,487 Value ($000) $82,373 Avg Close $13.38 Range $11.59 - $15.59

Q2 2023

Shares 6,871,748 Value ($000) $92,356 Avg Close $14.39 Range $11.09 - $18.22

Q1 2023

Shares 6,926,446 Value ($000) $114,840 Avg Close $16.50 Range $13.30 - $22.11

Q4 2022

Shares 6,768,741 Value ($000) $125,899 Avg Close $15.40 Range $12.08 - $19.78

Q3 2022

Shares 6,139,650 Value ($000) $78,772 Avg Close $11.85 Range $6.87 - $17.22

Q2 2022

Shares 4,861,988 Value ($000) $34,084 Avg Close $7.33 Range $6.15 - $8.65

Q1 2022

Shares 4,733,604 Value ($000) $39,242 Avg Close $7.07 Range $5.24 - $8.64

Q4 2021

Shares 4,836,313 Value ($000) $32,741 Avg Close $6.58 Range $5.05 - $7.58

Q3 2021

Shares 4,895,853 Value ($000) $25,948 Avg Close $5.47 Range $4.81 - $6.24

Q2 2021

Shares 4,986,222 Value ($000) $28,671 Avg Close $5.16 Range $4.21 - $6.22

Q1 2021

Shares 5,586,295 Value ($000) $25,753 Avg Close $3.97 Range $3.27 - $5.05

Q4 2020

Shares 5,771,079 Value ($000) $19,275 Avg Close $3.36 Range $2.88 - $3.99

Q3 2020

Shares 4,948,156 Value ($000) $14,696 Avg Close $3.91 Range $2.91 - $5.19

Q2 2020

Shares 5,090,360 Value ($000) $23,517 Avg Close $4.49 Range $3.40 - $5.15

Q1 2020

Shares 5,144,116 Value ($000) $19,805 Avg Close $4.10 Range $2.55 - $5.28

Q4 2019

Shares 4,806,414 Value ($000) $18,024 Avg Close $4.68 Range $3.65 - $5.83

Q3 2019

Shares 4,879,348 Value ($000) $25,909 Avg Close $5.33 Range $3.77 - $7.67

Q2 2019

Shares 4,861,728 Value ($000) $18,669 Avg Close $4.32 Range $2.23 - $6.16

Q1 2019

Shares 4,765,795 Value ($000) $24,305 Avg Close $2.94 Range $1.85 - $5.63

Q4 2018

Shares 4,829,572 Value ($000) $9,272 Avg Close $2.86 Range $1.85 - $3.89

Q3 2018

Shares 4,458,151 Value ($000) $16,852 Avg Close $3.13 Range $2.70 - $4.05

Q2 2018

Shares 4,273,134 Value ($000) $13,333 Avg Close $3.03 Range $2.18 - $3.98

Q1 2018

Shares 3,977,907 Value ($000) $9,507 Avg Close $3.32 Range $2.36 - $4.08

Q4 2017

Shares 3,641,295 Value ($000) $14,238 Avg Close $3.30 Range $2.41 - $4.51

Q3 2017

Shares 3,038,423 Value ($000) $7,657 Avg Close $2.74 Range $2.09 - $3.20

Q2 2017

Shares 3,348,549 Value ($000) $9,242 Avg Close $2.09 Range $1.62 - $2.88

Q1 2017

Shares 3,007,935 Value ($000) $5,865 Avg Close $1.27 Range $1.02 - $2.17

Q4 2016

Shares 2,992,335 Value ($000) $3,142 Avg Close $1.14 Range $0.94 - $1.58

Q3 2016

Shares 2,909,584 Value ($000) $3,172 Avg Close $0.90 Range $0.68 - $1.35

Q2 2016

Shares 2,909,584 Value ($000) $2,066 Avg Close $0.81 Range $0.51 - $1.29

Q1 2016

Shares 3,124,440 Value ($000) $3,656 Avg Close $1.55 Range $0.93 - $2.44

Q4 2015

Shares 2,596,829 Value ($000) $6,362 Avg Close $2.86 Range $2.27 - $3.55

Q3 2015

Shares 2,530,878 Value ($000) $7,593 Avg Close $4.32 Range $2.93 - $5.80

Q2 2015

Shares 2,397,138 Value ($000) $9,900 Avg Close $3.99 Range $2.71 - $4.87

Q1 2015

Shares 2,228,589 Value ($000) $9,650 Avg Close $3.60 Range $2.61 - $5.10

Q4 2014

Shares 1,947,849 Value ($000) $5,785 Avg Close $2.74 Range $2.26 - $3.29

Q3 2014

Shares 1,875,449 Value ($000) $6,227 Avg Close $2.61 Range $2.13 - $3.49

Q2 2014

Shares 1,788,642 Value ($000) $4,525 Avg Close $2.14 Range $1.70 - $2.69

Q1 2014

Shares 1,634,860 Value ($000) $3,695 Avg Close $2.09 Range $1.75 - $2.50

Q4 2013

Shares 1,434,118 Value ($000) $2,797 Avg Close $2.02 Range $1.29 - $3.65

Q3 2013

Shares 1,194,318 Value ($000) $3,643 Avg Close $1.68 Range $0.86 - $3.25

Q2 2013

Shares 555,585 Value ($000) $494 Avg Close $0.80 Range $0.45 - $1.19

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	8,432,247	$196,809	$22.28	$19.90 - $25.14
Q3 2025	8,713,520	$171,656	$20.57	$19.05 - $22.53
Q2 2025	8,765,835	$190,219	$23.61	$20.40 - $26.58
Q1 2025	8,495,580	$206,018	$22.52	$19.15 - $26.16
Q4 2024	8,431,094	$175,957	$21.48	$19.54 - $24.27
Q3 2024	8,040,978	$159,855	$18.54	$14.97 - $21.67
Q2 2024	8,100,355	$125,474	$15.57	$14.47 - $17.03
Q1 2024	7,980,661	$127,212	$15.07	$13.12 - $17.50
Q4 2023	7,120,417	$119,694	$13.67	$11.55 - $17.40
Q3 2023	7,046,487	$82,373	$13.38	$11.59 - $15.59
Q2 2023	6,871,748	$92,356	$14.39	$11.09 - $18.22
Q1 2023	6,926,446	$114,840	$16.50	$13.30 - $22.11
Q4 2022	6,768,741	$125,899	$15.40	$12.08 - $19.78
Q3 2022	6,139,650	$78,772	$11.85	$6.87 - $17.22
Q2 2022	4,861,988	$34,084	$7.33	$6.15 - $8.65
Q1 2022	4,733,604	$39,242	$7.07	$5.24 - $8.64
Q4 2021	4,836,313	$32,741	$6.58	$5.05 - $7.58
Q3 2021	4,895,853	$25,948	$5.47	$4.81 - $6.24
Q2 2021	4,986,222	$28,671	$5.16	$4.21 - $6.22
Q1 2021	5,586,295	$25,753	$3.97	$3.27 - $5.05
Q4 2020	5,771,079	$19,275	$3.36	$2.88 - $3.99
Q3 2020	4,948,156	$14,696	$3.91	$2.91 - $5.19
Q2 2020	5,090,360	$23,517	$4.49	$3.40 - $5.15
Q1 2020	5,144,116	$19,805	$4.10	$2.55 - $5.28
Q4 2019	4,806,414	$18,024	$4.68	$3.65 - $5.83
Q3 2019	4,879,348	$25,909	$5.33	$3.77 - $7.67
Q2 2019	4,861,728	$18,669	$4.32	$2.23 - $6.16
Q1 2019	4,765,795	$24,305	$2.94	$1.85 - $5.63
Q4 2018	4,829,572	$9,272	$2.86	$1.85 - $3.89
Q3 2018	4,458,151	$16,852	$3.13	$2.70 - $4.05
Q2 2018	4,273,134	$13,333	$3.03	$2.18 - $3.98
Q1 2018	3,977,907	$9,507	$3.32	$2.36 - $4.08
Q4 2017	3,641,295	$14,238	$3.30	$2.41 - $4.51
Q3 2017	3,038,423	$7,657	$2.74	$2.09 - $3.20
Q2 2017	3,348,549	$9,242	$2.09	$1.62 - $2.88
Q1 2017	3,007,935	$5,865	$1.27	$1.02 - $2.17
Q4 2016	2,992,335	$3,142	$1.14	$0.94 - $1.58
Q3 2016	2,909,584	$3,172	$0.90	$0.68 - $1.35
Q2 2016	2,909,584	$2,066	$0.81	$0.51 - $1.29
Q1 2016	3,124,440	$3,656	$1.55	$0.93 - $2.44
Q4 2015	2,596,829	$6,362	$2.86	$2.27 - $3.55
Q3 2015	2,530,878	$7,593	$4.32	$2.93 - $5.80
Q2 2015	2,397,138	$9,900	$3.99	$2.71 - $4.87
Q1 2015	2,228,589	$9,650	$3.60	$2.61 - $5.10
Q4 2014	1,947,849	$5,785	$2.74	$2.26 - $3.29
Q3 2014	1,875,449	$6,227	$2.61	$2.13 - $3.49
Q2 2014	1,788,642	$4,525	$2.14	$1.70 - $2.69
Q1 2014	1,634,860	$3,695	$2.09	$1.75 - $2.50
Q4 2013	1,434,118	$2,797	$2.02	$1.29 - $3.65
Q3 2013	1,194,318	$3,643	$1.68	$0.86 - $3.25
Q2 2013	555,585	$494	$0.80	$0.45 - $1.19