U.S. stock market's three major indices opened higher, AI chip stocks rose broadly

According to Gate market data, U.S. stocks opened with the Dow Jones up 0.39%, the S&P 500 index up 0.47%, and the Nasdaq up 0.58%.

AI chip stocks rose broadly, with AMD up 2.5%, NVIDIA, Broadcom, and Microsoft up over 1%. Constellation Energy rose about 10%, as the company signed a 20-year power purchase agreement with Google.