Shares of UnitedHealth and Cisco are trading higher Wednesday afternoon, sending the Dow Jones Industrial Average into positive territory. Shares of UnitedHealth and Cisco have contributed to the index's intraday rally,

UnitedHealth Group delivered a profit beat for the quarter, but not the kind that investors wanted to see. Heard on the Street columnist David Wainer explains how medical costs, which have become some

UnitedHealth's stock was diving 3.7%, to pull back from a record high, and enough to pace the Dow's premarket losers, after the healthcare giant's earnings report disappointed investors. UnitedHealth's stock is the highest priced Dow component,