S&P 500 Index Today (Dec. 17, 2025, 11:47 a.m. ET): Wall Street Slips as AI Stocks Weigh, Oil Rebounds, and Fed-Cut Debate Intensifies
The S&P 500 hovered near 6,760 late Wednesday morning, down 0.6% and on track for a fourth straight decline. Mega-cap and AI-linked stocks slid, with Nvidia among the biggest drags, while energy shares rose as oil prices rebounded on geopolitical news. The index traded between 6,742 and 6,812 after closing at 6,800.26 Tuesday.