Investing.com - Amgen (NASDAQ:AMGN) fell by 3.74% to trade at $191.20 by 13:19 (17:19 GMT) on Friday on the NASDAQ exchange.
The volume of Amgen shares traded since the start of the session was $2.37M. Amgen has traded in a range of $186.17 to $201.74 on the day.
The stock has traded at $210.9100 at its highest and $181.7600 at its lowest during the past seven days.