--- title: "U.S. stock market update: Arm's stock price rises 15.68%, reaching a 60-day high. Can the dual benefits of technology licensing and AI market expectations withstand antitrust pressures?" type: "News" locale: "en" url: "https://longbridge.com/en/news/287092009.md" description: "Arm rose 15.68%; Micron Technology rose 3.74%, with a transaction volume of USD 17.6 billion; NVIDIA rose 2.18%, with a transaction volume of USD 14.1 billion; Intel rose 6.48%, with a transaction volume of USD 10.8 billion; TSMC rose 2.29%, with a market value of USD 2.08 trillion" datetime: "2026-05-20T15:38:24.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/287092009.md) - [en](https://longbridge.com/en/news/287092009.md) - [zh-HK](https://longbridge.com/zh-HK/news/287092009.md) --- # U.S. stock market update: Arm's stock price rises 15.68%, reaching a 60-day high. Can the dual benefits of technology licensing and AI market expectations withstand antitrust pressures? **U.S. Stock Market Midday Update** Arm rose 15.68%, reaching a new 60-day high. Based on recent key news: 1. On May 19, Arm signed a technology licensing agreement with National Technology, further strengthening collaboration in embedded chip design, driving up the stock price. Source: People's Financial News 2. On May 18, the U.S. FTC launched an antitrust investigation into Arm, focusing on its dominant position in the chip licensing sector, leading to stock price fluctuations. Source: Zhitong Finance 3. On May 18, Counterpoint Research predicted that the AI server market would shift towards Arm architecture, boosting market confidence in Arm. Source: HKMoneyClub AI chip demand is strong, and market competition is intensifying. **Stocks with High Trading Volume in the Industry** Micron Technology rose 3.74%. Based on recent key news: 1. On May 17, driven by increasing demand for artificial intelligence, Micron Technology expects a significant rise in earnings, projecting nearly $100 billion in profits over the next 12 months, which boosted the stock price. Source: The Wall Street Journal 2. On May 20, at the JP Morgan conference, Micron Technology's financial outlook improved, with third-quarter free cash flow expected to reach a new high, further uplifting the stock price. Source: Titanium Media 3. On May 20, Citigroup raised Micron Technology's target price to $840, reflecting market expectations for rising DRAM prices, supporting the stock price increase. Source: Gelonghui AI demand is strong, and the semiconductor industry outlook is optimistic. NVIDIA rose 2.18%. Based on recent key news: 1. On May 20, NVIDIA will release its earnings report, with the options market expecting stock price volatility of about 6.5%, with a market cap fluctuation of up to $350 billion. Implied volatility rose to 53%, indicating that the market is paying a significant premium for uncertainty surrounding the earnings event. Source: MarketWatch 2. On May 19, Morgan Stanley predicted that NVIDIA would experience a "better-than-expected quarter with upward guidance," estimating revenue to exceed expectations by about $3 billion. Source: Morgan Stanley 3. On May 18, Huatai Securities maintained a buy rating on NVIDIA, with a target price of $310, due to its leading position in AI infrastructure. Source: Huatai Securities The technology sector has performed strongly recently, with significant capital inflows. Intel rose 6.48%. Based on recent key news: 1. On May 19, U.S. President Trump stated in an interview that the government holds shares in Intel through the CHIPS Act, causing the stock price to surge. Intel's stock price has increased by over 300% since the government invested. Source: CNBC 2. On May 18, Citigroup and Benchmark raised Intel's target price, reflecting analysts' optimistic expectations for its future growth. Citigroup raised its target price from $95 to $130, and Benchmark raised it from $105 to $140. Source: Golden Finance On May 19, Intel CEO Pat Gelsinger stated that CPU demand has exploded due to the development of AI, and Intel is working hard to increase production to meet this demand. Source: Nikkei Asia AI drives CPU demand growth, market optimistic **Stocks ranked among the top in industry market capitalization** TSMC rose 2.29%. Based on recent news, 1. On May 18, TSMC announced the sale of an 8.1% stake in World Advanced, which put pressure on its stock price in the short term. TSMC sold 152 million shares at NT$160.6 per share, totaling NT$24.411 billion, with a profit of NT$63.202 billion. This move raised market concerns about its short-term performance, leading to stock price fluctuations. 2. On May 20, the Taiwan stock market briefly fell below the 40,000-point mark under the influence of TSMC's volatile decline. TSMC ultimately fell by NT$20 or 0.91%, closing at NT$2,185, suppressing overall market performance. 3. On May 19, foreign investors continued to sell TSMC, totaling NT$45.241 billion, indicating a shift in market sentiment towards conservatism. Foreign capital flowed into bond ETFs, with rising demand for safe-haven assets further impacting TSMC's stock price. 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