Merck&Co Stock rose by 3.01% to trade at $88.00 by 10:25 (15:25 GMT) on Monday on the NYSE exchange.
The volume of Merck&Co shares traded since the start of the session was 1.60M. Merck&Co has traded in a range of $86.14 to $88.07 on the day.
The stock has traded at $88.7600 at its highest and $84.7400 at its lowest during the past seven days.
