In the latest market close, UnitedHealth Group (UNH) reached $496.22, with a +0.25% movement compared to the previous day. The stock lagged the S&P 500's daily gain of 0.27%. Meanwhile, the Dow experienced a drop of 0.31%, and the technology-dominated Nasdaq saw an increase of 0.88%.Prior to today's trading, shares of the largest U.S. health insurer had lost 3.27% over the past month. This has lagged the Medical sector's gain of 2.89% and the S&P 500's gain of 2.85% in that time.The upcoming earnings releas ...