Philadelphia Semiconductor Index's decline widened to 4.2% as AMD (AMD.O) slid more than 8%; Marvell (MRVL.O), Broadcom (AVGO.O) and Arm (ARM.O) fell over 5%, Intel (INTC.O) dropped 4.4%, Micron Technology (MU.O) fell 4% and Nvidia (NVDA.O) declined 2.5%.

2026-11-13

Philadelphia Semiconductor Index's decline widened to 4.2% as AMD (AMD.O) slid more than 8%; Marvell (MRVL.O), Broadcom (AVGO.O) and Arm (ARM.O) fell over 5%, Intel (INTC.O) dropped 4.4%, Micron Technology (MU.O) fell 4% and Nvidia (NVDA.O) declined 2.5%.