AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO's Holding History (CIK: 0001141802)

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

Q3 2025

Shares 62 Value ($000) $2 Avg Close $25.82 Range $20.39 - $31.26

Q2 2025

Shares 62 Value ($000) $1 Avg Close $24.82 Range $22.64 - $29.27

Q3 2024

Shares 200 Value ($000) $10 Avg Close $43.89 Range $36.56 - $50.62

Q4 2016

Shares 199 Value ($000) $4 Avg Close $19.45 Range $16.87 - $21.75

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	62	$2	$25.82	$20.39 - $31.26
Q2 2025	62	$1	$24.82	$22.64 - $29.27
Q3 2024	200	$10	$43.89	$36.56 - $50.62
Q4 2016	199	$4	$19.45	$16.87 - $21.75