In today's trading, the performances of the three major US stock indices showed a clear differentiation. Specifically, the Dow Jones Industrial Average (Dow) closed down by 0.36%, while the Nasdaq rose by 0.21%. The S&P 500 index remained unchanged compared to the previous trading day. In terms of popular tech stocks, Nvidia performed notably well, with its stock price increasing over 4%, attracting significant market attention. Conversely, Tesla's stock price declined, falling more than 1%. As a whole, today's market volatility was primarily affected by the performance of individual companies and industry dynamics, resulting in significant differences in performance across various sectors.