AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

INTECH INVESTMENT MANAGEMENT LLC's Holding History (CIK: 0001086318)

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

Q4 2025

Shares 63,232 Value ($000) $1,693 Avg Close $25.76 Range $22.94 - $29.00

Q3 2025

Shares 51,160 Value ($000) $1,363 Avg Close $25.82 Range $20.39 - $31.26

Q2 2025

Shares 51,071 Value ($000) $1,173 Avg Close $24.82 Range $22.64 - $29.27

Q1 2025

Shares 60,289 Value ($000) $1,748 Avg Close $31.94 Range $25.89 - $39.01

Q4 2024

Shares 42,156 Value ($000) $1,565 Avg Close $45.73 Range $36.48 - $53.96

Q3 2024

Shares 12,989 Value ($000) $630 Avg Close $43.89 Range $36.56 - $50.62

Q2 2024

Shares 10,658 Value ($000) $426 Avg Close $41.44 Range $38.43 - $46.62

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	63,232	$1,693	$25.76	$22.94 - $29.00
Q3 2025	51,160	$1,363	$25.82	$20.39 - $31.26
Q2 2025	51,071	$1,173	$24.82	$22.64 - $29.27
Q1 2025	60,289	$1,748	$31.94	$25.89 - $39.01
Q4 2024	42,156	$1,565	$45.73	$36.48 - $53.96
Q3 2024	12,989	$630	$43.89	$36.56 - $50.62
Q2 2024	10,658	$426	$41.44	$38.43 - $46.62