US semiconductor stocks added $600 billion in market value at Friday’s open, lifting the Philadelphia Semiconductor Index 5.4% and extending the Nasdaq 100’s gain to 2.4%. The S&P 500 rose 0.8% while the Dow Jones Industrial Average opened 0.86% lower. AMD led the chip rebound with an 11.8% jump, followed by Lam Research up 11.5%, SanDisk up 10.1%, Applied Materials up 7.1%, KLA up 6.8%, Nvidia up 6.5%, ASML up 6% and Micron up 5.8%.
