Investing.com - Amgen (NASDAQ:AMGN) rose by 4.90% to trade at $191.00 by 09:30 (13:30 GMT) on Friday on the NASDAQ exchange.
The volume of Amgen shares traded since the start of the session was $106.82K. Amgen has traded in a range of $189.60 to $191.00 on the day.
The stock has traded at $216.3900 at its highest and $181.7700 at its lowest during the past seven days.