The three major US stock indices collectively opened lower. The Dow fell 0.38%, the NASDAQ fell 0.38%, and the S&P 500 index fell 0.44%. AI concept stocks declined, with C3.ai falling more than 6%, Palantir falling more than 3%, and Nvidia falling more than 1%. Star Technology stocks generally fell, Micron Technology fell nearly 4%, TSMC fell more than 2%, and Qualcomm fell more than 1%. HP fell nearly 4%, and Q2 revenue for fiscal year 2023 fell 22% year-on-year to US$12.9 billion, lowering the full-year earnings per share guide.