After a mixed open, all three main U.S. stock indexes moved into negative territory in early July 18 trading, while AI-related shares and broader risk sentiment weakened.
U.S. stocks opened mixed but later turned broadly lower in early July 18 trading, with the Nasdaq Composite leading declines. As of 2:18 a.m. on July 18, the Nasdaq stood at 25,700.85, down 0.70% from the previous close, while the Dow Jones Industrial Average fell 0.35% to 52,370.55 and the S&P 500 dropped 0.35% to 7,496.03. Earlier in the session, the Dow had been up 0.25%, while the S&P 500 was down 0.25% and the Nasdaq off 0.49%, according to MSX.COM data. Risk sentiment also weakened, with the VIX up 3.13%, and AI-related shares were broadly lower, including Arm down 5.23%, Astera Labs 4.4%, Teradyne 3.72%, Ambarella 3.64% and Micron 3.5%.