AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

BALYASNY ASSET MANAGEMENT L.P.'s Holding History (CIK: 0001218710)

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

Q4 2025

Shares 77,467 Value ($000) $2,075 Avg Close $25.76 Range $22.94 - $29.00

Q3 2025

Shares 141,852 Value ($000) $3,780 Avg Close $25.82 Range $20.39 - $31.26

Q2 2025

Shares 266,306 Value ($000) $6,114 Avg Close $24.82 Range $22.64 - $29.27

Q1 2025

Shares 162,138 Value ($000) $4,700 Avg Close $31.94 Range $25.89 - $39.01

Q2 2023

Shares 9,144 Value ($000) $526 Avg Close $44.33 Range $35.62 - $58.70

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	77,467	$2,075	$25.76	$22.94 - $29.00
Q3 2025	141,852	$3,780	$25.82	$20.39 - $31.26
Q2 2025	266,306	$6,114	$24.82	$22.64 - $29.27
Q1 2025	162,138	$4,700	$31.94	$25.89 - $39.01
Q2 2023	9,144	$526	$44.33	$35.62 - $58.70