The Philadelphia Semiconductor Index rose more than 5% intraday, with Arm (ARM.O) up 11.5%, Marvell Technology Group (MRVL.O) up 11%, Intel (INTC.O) up more than 7%, and Micron Technology (MU.O) up 6.7%.

2026-08-04

The Philadelphia Semiconductor Index rose more than 5% intraday, with Arm (ARM.O) up 11.5%, Marvell Technology Group (MRVL.O) up 11%, Intel (INTC.O) up more than 7%, and Micron Technology (MU.O) up 6.7%.