US stock market opened, with the Dow rising 0.2%, the S&P 500 rising 0.2%, and the Nasdaq rising 0.6%. Nvidia (NVDA.O) opened up 3.3%, with a total market value exceeding $5 trillion, becoming the first company in the world to reach this milestone. It took less than four months to surpass the $4 trillion market value, and the stock has already risen 50% this year.