AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

B. Riley Wealth Advisors, Inc.'s Holding History (CIK: 0001464811)

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

Q4 2023

Shares 6,628 Value ($000) $410 Avg Close $52.53 Range $43.79 - $63.67

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2023	6,628	$410	$52.53	$43.79 - $63.67