U.S. stock indexes opened lower, Canaan Technology fell 7.7%

According to news from Hash Chain, after the U.S. stock market opened, the three major indexes opened lower, with the Dow Jones Index down 0.34%, the S&P 500 Index down 0.27%, and the Nasdaq Index down 0.29%. Canaan Technology (CAN.O) shares plummeted 7.7%, mainly due to its third-quarter sales guidance not meeting market expectations.