US Stock Market Today (Dec. 15, 2025): Dow, S&P 500, Nasdaq Close Lower as AI Jitters Persist Ahead of Jobs and Inflation Data
The Dow fell 41.31 points to 48,416.74 Monday, while the S&P 500 lost 10.92 to 6,816.49 and the Nasdaq dropped 132.21 to 23,062.96. ServiceNow tumbled nearly 12% after reports of advanced talks to buy Armis. Volatility rose, with the VIX up 5.53% to 16.61. Investors remained cautious ahead of delayed U.S. economic data and ongoing Fed uncertainty.