--- title: "U.S. stock market midday update: Vicor's stock price rises 16.23%, raises revenue guidance and CEO's remarks boost market confidence" type: "News" locale: "en" url: "https://longbridge.com/en/news/287662105.md" description: "Vicor rose 16.23%; Vertiv rose 0.02%, with a transaction volume of USD 1.053 billion; Eaton rose 4.30%, with a transaction volume of USD 521 million; Plug Power rose 4.37%, with a transaction volume of USD 230 million; Emerson Electric rose 1.96%, with a market value of USD 77.9 billion" datetime: "2026-05-26T16:38:05.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/287662105.md) - [en](https://longbridge.com/en/news/287662105.md) - [zh-HK](https://longbridge.com/zh-HK/news/287662105.md) --- # U.S. stock market midday update: Vicor's stock price rises 16.23%, raises revenue guidance and CEO's remarks boost market confidence **U.S. Stock Market Midday Update** Vicor rose 16.23%, with increased trading volume. Based on recent news, 1. On May 26, Vicor raised its revenue guidance for the second quarter of 2026 from $126 million to $142 million, mainly due to increased product revenue and additional OEM licensing fees. Following this announcement, the stock price rose by 7.5%. 2. On May 26, Vicor CEO Patrizio Vinciarelli stated that the import exclusion order has driven demand for its all-inclusive licensing model, further enhancing market confidence in the company's future growth. 3. On May 26, analysts generally maintained a buy rating on Vicor, despite other better options, as the market remains optimistic about its patented technology and revenue growth prospects. The market is optimistic about Vicor's patented technology and revenue growth prospects. **Top Stocks by Industry Trading Volume** Vertiv rose 0.02%, with active trading. Based on recent key news: 1. On May 24, Vertiv raised its sales and earnings per share expectations for 2026 due to better-than-expected first-quarter performance. This news boosted market confidence, driving the stock price up. Source: MarketBeat 2. On May 26, analysts expect Vertiv's liquid cooling solutions to become a new theme in AI investment, bringing significant cost and energy efficiency advantages. This expectation has driven related stocks to grow rapidly. Source: Goldman Sachs 3. On May 26, analysts held an optimistic view on Vertiv's long-term growth, expecting earnings per share in 2030 to be significantly higher than market expectations, further enhancing investor confidence. Source: MarketBeat Liquid cooling technology is growing rapidly in the AI field, with broad market prospects. Eaton rose 4.30%, with a trading volume of $521 million, and increased trading volume, with no significant news recently. Trading is active, with clear capital flows. Considering sector and industry trends, the stock shows significant volatility, and specific reasons need further observation. Plug Power rose 4.37%. Based on recent key news: 1. On May 25, Bloom Energy announced a fuel cell deal with AI data centers, driving Plug Power's stock price up by 14.2%. This deal sparked investor speculation about Plug Power's potential in the AI market, although analysts remain skeptical about its high costs and market demand. 2. On May 24, Wall Street analysts showed significant divergence in their ratings for Plug Power, with target prices ranging from $0.75 to $7. Some optimists believe that providing hydrogen backup power in the rapidly growing AI data center market is an opportunity, but skeptics point out that high hydrogen costs and reliance on subsidies are major challenges On May 25, analysts expect Plug Power's revenue to grow at a compound annual growth rate of 18% between 2025 and 2028, with adjusted EBITDA turning positive in the final year. Although the current stock price remains speculative, the green hydrogen market could expand at a compound annual growth rate of 30.2% between 2026 and 2033. The demand for AI data centers is increasing, and there is significant potential for hydrogen energy. **Stocks Ranked Among the Top by Market Capitalization in the Industry** Emerson Electric rose by 1.96%. Based on recent key news: 1. On May 26, Emerson Electric announced a partnership with SiMa.ai to integrate machine learning capabilities into its industrial computing platform for real-time data analysis. This move aims to optimize production quality and reduce capital expenditures, driving the stock price up by 1.6%. Source: MT Newswires 2. On May 26, Emerson Electric released news via PR Newswire, emphasizing its physical AI intelligent delivery capabilities at the industrial edge, further boosting market confidence. Source: PR Newswire 3. On May 26, Emerson Electric's technological innovations were widely reported, enhancing investor confidence in its future growth potential. 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