Huoxing Finance reports that on May 27, according to market data, heightened expectations of peace between the U.S. and Iran, combined with the AI boom, drove U.S. stocks to new highs at close: the S&P 500 and Nasdaq both reached record levels, while the semiconductor index posted its fifth consecutive day of gains. Micron surged nearly 20%, SanDisk spiked as much as 11%, and Qualcomm rose nearly 8% intraday. U.S. semiconductor and storage stocks broadly advanced, with the following gains: Intel (INTC) up 3.07%; AMD up 7.78%; Broadcom (AVGO) up 1.9%; Qualcomm (QCOM) up 4.48%; Seagate Technology (STX) up 4.06%; Western Digital (WDC) up 8.34%; SanDisk (SNDK) up 7.5%; and Micron Technology (MU) soaring 19.29%. U.S. cryptocurrency-related stocks showed mixed performance: MicroStrategy (MSTR) rose 0.03%; Coinbase (COIN) fell 2.69%; Circle (CRCL) dropped 7.92%; BitMine Immersion (BMNR) gained 1.85%; and SharpLink Gaming (SBET) declined 0.8%.
U.S. Semiconductor Index Rises for Fifth Consecutive Session Amid AI Hype and Peace Prospects
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Summary
AI and crypto news dominated markets on May 27, 2026, as the U.S. semiconductor index rose for the fifth consecutive session. Prospects for peace between the U.S. and Iran, combined with AI-driven demand, pushed the S&P and Nasdaq to record highs. Micron Technology surged nearly 20%, SanDisk jumped over 11%, and new token listings attracted significant attention. Intel, AMD, and Western Digital also gained between 3% and 8%. Meanwhile, crypto stocks such as Coinbase and Circle declined by 2.69% and 7.92%, respectively.
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