Semiconductor stocks faced a broad sell-off on Tuesday, with the Philadelphia Semiconductor Index plunging more than 7%. Intel led the decline among major players, diving over 11%, while Marvell Technology dropped more than 10%. Advanced Micro Devices fell over 8%, and ARM Holdings slid more than 7%. Meanwhile, Taiwan Semiconductor Manufacturing declined nearly 5%, and NVIDIA edged down over 2% as the sector-wide downturn weighed on investor sentiment.