US Stock Major Indexes Open Slightly Higher, AI Application Software Stocks Strengthen

The three major stock indices in the US opened slightly higher on Thursday, maintaining an overall pattern of volatility. The S&P 500 started the day up by 0.16%, reporting 7376.78 points; the Dow Jones Industrial Average (DJIA) rose by 0.18%, reporting 50002.39 points, returning above the 50,000-point integer mark; the Nasdaq Composite increased by 0.16%, reporting 25881.30 points.

Apple became the focus of the session. The stock price reached as high as $290.33,刷新ing its all-time high for the first time in five months, with a total market value of $4.25 trillion.

The technology stocks showed clear internal divergence. AI application software stocks were strong, with Datadog rising over 30%, MongoDB rising over 12%, and Snowflake rising 10%; all three were catalyzed by impressive quarterly performance, indicating a continued expansion in corporate spending on cloud and AI tools.

The chip and optical communication sectors faced pressure. Arm fell by about 3.4%, with market concerns over AI chip supply overshadowing optimistic performance guidance, and dragging the Philadelphia Semiconductor Index down by about 1.7%. AMD fell by 1.67%, Coherent fell by more than 4%, and the optical communication sector as a whole declined. Nvidia slightly retreated by 0.34%."