AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

Brevan Howard Capital Management LP's Holding History (CIK: 0001512857)

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

Q4 2025

Shares 20,465 Value ($000) $548 Avg Close $25.76 Range $22.94 - $29.00

Q3 2025

Shares 13,489 Value ($000) $359 Avg Close $25.82 Range $20.39 - $31.26

Q2 2025

Shares 48,920 Value ($000) $1,123 Avg Close $24.82 Range $22.64 - $29.27

Q1 2025

Shares 8,585 Value ($000) $249 Avg Close $31.94 Range $25.89 - $39.01

Q4 2024

Shares 6,905 Value ($000) $256 Avg Close $45.73 Range $36.48 - $53.96

Q1 2024

Shares 5,514 Value ($000) $242 Avg Close $51.65 Range $42.16 - $65.92

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	20,465	$548	$25.76	$22.94 - $29.00
Q3 2025	13,489	$359	$25.82	$20.39 - $31.26
Q2 2025	48,920	$1,123	$24.82	$22.64 - $29.27
Q1 2025	8,585	$249	$31.94	$25.89 - $39.01
Q4 2024	6,905	$256	$45.73	$36.48 - $53.96
Q1 2024	5,514	$242	$51.65	$42.16 - $65.92