AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

Calamos Advisors LLC's Holding History (CIK: 0001316507)

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

Q4 2023

Shares 19,479 Value ($000) $1,205 Avg Close $52.53 Range $43.79 - $63.67

Q2 2022

Shares 100,942 Value ($000) $3,512 Avg Close $35.69 Range $28.64 - $44.46

Q1 2022

Shares 94,643 Value ($000) $3,398 Avg Close $28.36 Range $22.07 - $37.16

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2023	19,479	$1,205	$52.53	$43.79 - $63.67
Q2 2022	100,942	$3,512	$35.69	$28.64 - $44.46
Q1 2022	94,643	$3,398	$28.36	$22.07 - $37.16