--- title: "U.S. stock market midday update: Sunrun up 7.39%" description: "Sunrun rose 7.39%; Vertiv rose 0.90%, with a transaction volume of USD 391 million; Eaton rose 1.49%, with a transaction volume of USD 374 million; Emerson Electric rose 3.26%, with a transaction volu" type: "news" locale: "en" url: "https://longbridge.com/en/news/254217338.md" published_at: "2025-08-22T17:17:48.000Z" --- # U.S. stock market midday update: Sunrun up 7.39% > Sunrun rose 7.39%; Vertiv rose 0.90%, with a transaction volume of USD 391 million; Eaton rose 1.49%, with a transaction volume of USD 374 million; Emerson Electric rose 3.26%, with a transaction volume of USD 265 million; Ametek rose 2.42%, with a market value of USD 43.4 billion **U.S. Stock Market Midday Update** Sunrun rose 7.39%, with increased trading volume. Based on recent important news: 1. On August 21, Sunrun's financial report showed that the company's performance exceeded market expectations, driving the stock price up by 7.39%. 2. On August 20, market analysts maintained a "moderate buy" rating for Sunrun but did not include it in the top recommendations, indicating a cautiously optimistic attitude towards its prospects. 3. On August 22, Zoom released a strong financial report, boosting the overall tech stocks and indirectly lifting Sunrun's stock price. **Stocks with High Trading Volume in the Industry** Vertiv rose 0.90%, with increased trading volume. Based on recent key news: 1. On August 20, Vertiv completed the acquisition of Great Lakes Data Racks & Cabinets, enhancing its leadership position in high-density integrated infrastructure solutions, leading to a 0.90% increase in stock price. 2. On August 21, analysts held an optimistic view on Vertiv's prospects, believing its position in the growth of data center spending would bring long-term benefits, further driving up the stock price. 3. On August 21, the market reacted positively to news of Vertiv collaborating with NVIDIA to develop next-generation data center power systems, boosting investor confidence. Eaton rose 1.49%, with increased trading volume. Based on recent important news: 1. On August 21, financial giants took a notably bearish stance on Eaton, with 45% of options trading showing bearish tendencies, leading to a decline in market confidence in Eaton and stock price volatility. 2. On August 22, MarketBeat pointed out that Eaton was not included in the list of five stocks recommended by top analysts, despite having a moderate buy rating, affecting market confidence in its prospects. 3. On August 20, changes in analysts' ratings for Eaton did not significantly boost market confidence, leading to increased stock price volatility. Emerson Electric rose 3.26%, with a trading volume of $265 million. Based on recent key news: 1. On August 6, Emerson Electric raised its annual profit forecast due to reduced tariff-related cost risks and increased demand in its smart devices division, resulting in a 3.26% increase in stock price. 2. On August 6, Emerson Electric's adjusted earnings per share for the third quarter were $1.52, exceeding analysts' expectations of $1.51, driving the stock price up. 3. On August 6, Emerson Electric's smart devices division saw a 4% revenue growth this quarter, reaching $3.13 billion, further boosting the stock price. **Stocks with High Market Capitalization in the Industry** AMETEK rose 2.42%, with increased trading volume. Based on recent important news: 1. On August 21, AMETEK's short interest decreased by 20.86%, indicating increased market confidence, which led to a 2.42% rise in stock price 2. On August 20th, the industrial shop market warmed up, investor confidence increased, indirectly benefiting Ametek. 3. 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