Investing.com - Amgen (NASDAQ:AMGN) fell by 4.75% to trade at $183.04 by 02:22 (15:22 GMT) on Wednesday on the NASDAQ exchange.
The volume of Amgen shares traded since the start of the session was $1.94M. Amgen has traded in a range of $181.73 to $189.76 on the day.
The stock has traded at $203.9500 at its highest and $181.7300 at its lowest during the past seven days.