US Stocks-S&P 500 ends down as oil tops $100 per barrel

According to preliminary data, the S&P 500 .SPX lost 36.36 points, or 0.47%, to end at 7,637.16 points, while the Nasdaq Composite .IXIC lost 164.77 points, or 0.62%, to 26,256.64. The Dow Jones Industrial Average .DJI fell 403.65 points, or 0.76%, to 52,382.42.

The S&P 500 is down around 2% from its August 13 record high close, and it remains up about 12% in 2026.

Meta META.O jumped and limited the S&P 500's decline after the social media company rolled out a long-touted AI assistant that can autonomously send emails, sell a car or make travel bookings on behalf of users.

Alphabet GOOGL.O declined after the Google parent said it would invest at least $15.1 billion in AI infrastructure in Finland over the next two years, including a major deal for the supply of nuclear power.

The Philadelphia Semiconductor Index .SOX rose, with Advanced Micro Devices AMD.O gaining.

Dow DOW.N fell after Bloomberg News reported the chemicals maker was considering exiting its $20 billion partnership with Saudi Aramco 2222.SE.