Investing.com - Pfizer (NYSE:PFE) fell by 3.17% to trade at $30.68 by 09:30 (13:30 GMT) on Friday on the NYSE exchange.
The volume of Pfizer shares traded since the start of the session was $585.54K. Pfizer has traded in a range of $30.68 to $30.68 on the day.
The stock has traded at $32.2500 at its highest and $27.8800 at its lowest during the past seven days.