CATALYST PHARMACEUTICALS INC

Ticker: CPRX CUSIP: 14888U101 Class: Common Stock

Assenagon Asset Management S.A.'s Holding History (CIK: 0001546007)

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

Q4 2025

Shares 138,738 Value ($000) $3,238 Avg Close $22.28 Range $19.90 - $25.14

Q3 2025

Shares 144,031 Value ($000) $2,837 Avg Close $20.57 Range $19.05 - $22.53

Q2 2025

Shares 104,375 Value ($000) $2,265 Avg Close $23.61 Range $20.40 - $26.58

Q1 2025

Shares 96,629 Value ($000) $2,343 Avg Close $22.52 Range $19.15 - $26.16

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	138,738	$3,238	$22.28	$19.90 - $25.14
Q3 2025	144,031	$2,837	$20.57	$19.05 - $22.53
Q2 2025	104,375	$2,265	$23.61	$20.40 - $26.58
Q1 2025	96,629	$2,343	$22.52	$19.15 - $26.16