The Dow briefly turned positive. The blue-chip index rallied to breakeven before dropping back 50 points in Monday morning trading. The S&P 500 was down 1.4%. The Nasdaq Composite was down 2.3%. The D ...
A gauge of the U.S. stock market’s anxiety was surging Monday morning ahead of the opening bell, amid worries over disruption from Chinese artificial-intelligence company DeepSeek. The Cboe Volatility ...