U.S. stocks opened, with the Dow up 0.8% and Cisco soaring over 15%

According to Gate market data, U.S. stocks opened with the Dow Jones Industrial Average rising 0.8%, the S&P 500 index rising 0.21%, and the Nasdaq Composite index rising 0.09%. Star tech stocks showed mixed performance, with Cisco (CSCO.O) soaring over 15%, Nvidia (NVDA.O) rising 1.8%, both reaching new historical highs; Intel (INTC.O) fell 4.5%, Alibaba (BABA.N) dropped 3.5%, and Qualcomm (QCOM.O) declined over 2%.