Investing.com - Merck&Co rose by 3.27% to trade at $73.97 by 00:31 (13:31 GMT) on Monday on the NYSE exchange.
The volume of Merck&Co shares traded since the start of the session was $338.00K. Merck&Co has traded in a range of $72.88 to $74.00 on the day.
The stock has traded at $74.1500 at its highest and $65.2500 at its lowest during the past seven days.