Today is January 15th. Last Friday, all three major U.S. stock indexes fell during midday trading, but ended the week with gains. The S&P 500 index rebounded to a two-year high at the close, while the Dow Jones index fell more than 100 points. After the earnings report, UnitedHealth's stock price fell more than 3%, and Tesla's decline exceeded 3%. Microsoft hit a new all-time high for three consecutive days, surpassing Apple in market cap. Nvidia ended a six-day rally and fell from its historical high, but still rose 11% for the week. JP Morgan Chase initially rose more than 3% after its earnings report, then fell, while Bank of America fell more than 1%, and Wells Fargo & Co fell more than 3%, while Citigroup closed with a 1% gain. Overall, in the U.S. stock market, the Dow Jones index fell 0.31%, the S&P 500 index rose 0.08%, and the Nasdaq index rose 0.02%.