The Dow Jones Industrial Average and S&P 500 both extended their gains to 2%, while the Nasdaq Composite rose 2.7%. The Philadelphia Semiconductor Index rose to 7%, with Arm (ARM.O) up 17.4%, Intel (INTC.O) up 10.9%, AMD (AMD.O) up 9.3%, Broadcom (AVGO.O) and Qualcomm (QCOM.O) both rising over 7%, and Nvidia (NVDA.O) up 2.5%.