 UnitedHealth Group's earnings results took a heavy impact from a major cyber attack, but the health insurer's quarterly earnings did beat analysts' forecast, with the company holding steady its 2024 guidance. UnitedHealth stock rose 6% and was the best performer in the Dow today. The Dow winners UnitedHealth Group Goldman Sachs and Caterpillar. The Dow decliners Microsoft Merck and Chevron.