AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC's Holding History (CIK: 0001164833)

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

Q4 2025

Shares 402,563 Value ($000) $10,781 Avg Close $25.76 Range $22.94 - $29.00

Q3 2025

Shares 326,183 Value ($000) $8,693 Avg Close $25.82 Range $20.39 - $31.26

Q2 2025

Shares 365,920 Value ($000) $8,402 Avg Close $24.82 Range $22.64 - $29.27

Q1 2025

Shares 270,150 Value ($000) $7,832 Avg Close $31.94 Range $25.89 - $39.01

Q4 2024

Shares 237,520 Value ($000) $8,819 Avg Close $45.73 Range $36.48 - $53.96

Q3 2024

Shares 222,620 Value ($000) $10,804 Avg Close $43.89 Range $36.56 - $50.62

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	402,563	$10,781	$25.76	$22.94 - $29.00
Q3 2025	326,183	$8,693	$25.82	$20.39 - $31.26
Q2 2025	365,920	$8,402	$24.82	$22.64 - $29.27
Q1 2025	270,150	$7,832	$31.94	$25.89 - $39.01
Q4 2024	237,520	$8,819	$45.73	$36.48 - $53.96
Q3 2024	222,620	$10,804	$43.89	$36.56 - $50.62