UnitedHealth Stock Drags Sector on High Medical Costs

UnitedHealth Group Inc (NYSE:UNH) stock is weighing on the Dow today, though the shares have pared their sharper premarket losses. The company's strong fourth-quarter results were overshadowed by higher medical costs, and other health insurers, including CVS Health (CVS), are trading lower after the report. At last glance, UNH was down 3% at $523.01, and dropping below its 80-day moving average, which caught the stock's most recent pullback. However, the $520 level, which has provided a floor since October, ...