AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

Robeco Institutional Asset Management B.V.'s Holding History (CIK: 0001418773)

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

Q3 2022

Shares 36,497 Value ($000) $1,026 Avg Close $32.65 Range $27.10 - $39.07

Q2 2022

Shares 36,497 Value ($000) $1,270 Avg Close $35.69 Range $28.64 - $44.46

Q1 2022

Shares 33,561 Value ($000) $1,205 Avg Close $28.36 Range $22.07 - $37.16

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2022	36,497	$1,026	$32.65	$27.10 - $39.07
Q2 2022	36,497	$1,270	$35.69	$28.64 - $44.46
Q1 2022	33,561	$1,205	$28.36	$22.07 - $37.16