UnitedHealth (NYSE:UNH) rose by 4.03% to trade at $266.14 by 14:43 (19:43 GMT) on Friday on the NYSE exchange.
The volume of UnitedHealth shares traded since the start of the session was 3.45M. UnitedHealth has traded in a range of $255.50 to $266.18 on the day.
The stock has traded at $266.4900 at its highest and $251.2600 at its lowest during the past seven days.
