AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

Alberta Investment Management Corp's Holding History (CIK: 0001463559)

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

Q1 2023

Shares 20,982 Value ($000) $787 Avg Close $32.78 Range $27.58 - $38.22

Q4 2022

Shares 20,982 Value ($000) $588 Avg Close $29.04 Range $26.76 - $31.64

Q3 2022

Shares 16,064 Value ($000) $451 Avg Close $32.65 Range $27.10 - $39.07

Q4 2021

Shares 52,164 Value ($000) $1,215 Avg Close $20.45 Range $18.12 - $23.85

Q3 2019

Shares 22,800 Value ($000) $452 Avg Close $20.83 Range $18.66 - $22.85

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2023	20,982	$787	$32.78	$27.58 - $38.22
Q4 2022	20,982	$588	$29.04	$26.76 - $31.64
Q3 2022	16,064	$451	$32.65	$27.10 - $39.07
Q4 2021	52,164	$1,215	$20.45	$18.12 - $23.85
Q3 2019	22,800	$452	$20.83	$18.66 - $22.85