On July 31, against the backdrop of robust earnings from Microsoft and Amazon significantly boosting AI capital expenditure and demand expectations, the Philadelphia semiconductor sector continued its sharp rebound from the previous day in premarket trading, with memory chips and logic chips performing particularly well. As of the time of writing, Intel was up about 6.0%, AMD up about 4.0%, Micron Technology up about 3.5%, Marvell up about 2.0%, NVIDIA up about 2.0%, Lam Research up about 1.8%, Applied Materials up about 1.5%, TSMC up about 1.5%, KLA up about 1.2%, and Broadcom up about 1.0%.
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