Philadelphia Semiconductor Index gains 5% as chip stocks rally

Nov 9, 2026 15:15 (3h ago)

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Philadelphia Semiconductor Index gained 5% intraday as semiconductor stocks broadly advanced.
AMD and Marvell Technology each rose more than 8%.
Broadcom gained 7.6%, Arm more than 6%, and Micron Technology 5.5%.

The Philadelphia Semiconductor Index rose 5% intraday as semiconductor stocks broadly advanced. AMD and Marvell Technology gained more than 8%, Broadcom rose 7.6%, Arm climbed more than 6%, and Micron Technology increased 5.5%, according to MSX.COM data cited by Odaily.