Stock Market Today: S&P 500 futures steady after tech slump as Alphabet AI spending rattles investors
Nasdaq 100 futures edged up 0.13% premarket Thursday after a sharp tech sell-off, while Dow futures slipped 0.20%. Alphabet shares tumbled over 6% after forecasting $175–$185 billion in 2026 capital spending for AI. The S&P 500 software and services index has lost 13% in a week, erasing $800 billion in value. The dollar hit a two-week high as risk aversion grew.