U.S. stock market mid-session update: Year-to-date increase exceeds 458%! Julong's stock price surged 13.75%, market sentiment is high but volatility is increasing

U.S. Stock Market Midday Update Julong, up 13.75%, with a year-to-date increase of 458.59%, has had no significant news recently. Trading is active, and capital flows are evident. Considering the sector and industry trends, the stock shows significant volatility, and the specific reasons need further observation. Stocks with High Trading Volume in the Industry Sterling Infrastructure is up 50.11%. Based on recent news, On May 5, Sterling Infrastructure announced better-than-expected first-quarter earnings, with revenue reaching $825.7 million, exceeding analysts' expectations of $603.58 million, driving a significant increase in stock price. On May 5, the company raised its full-year revenue guidance for 2026 to $3.7 billion to $3.8 billion, a substantial increase from the previous guidance of $3.05 billion to $3.2 billion, boosting market confidence. On May 5, Sterling Infrastructure's E-Infrastructure Solutions business saw a 174% increase in revenue driven by a surge in data center demand, with a year-on-year increase of 123% in contracted backlog, further boosting the stock price. Strong demand for data center construction is driving industry growth. Comfort Systems USA is up 5.08%. Based on recent key news: On May 4, analyst ratings show that Comfort Systems USA is currently rated as "Moderate Buy," but it is not included in the list of top five stocks recommended by analysts. This indicates that despite the company's good performance, market confidence in its future growth is limited, leading to stock price volatility. On May 3, the company's latest earnings report showed quarterly profits exceeding market expectations, driving the stock price up. The report indicated significant growth in multiple business areas, particularly in construction services and energy solutions. On May 2, macroeconomic data indicated an overall recovery in the U.S. construction industry, driving up stock prices of related companies. The recovery in the construction industry provides a favorable market environment for Comfort Systems USA, further boosting its stock price. The construction industry's recovery and favorable macroeconomic data are beneficial. Quanta Services is up 1.97%. Based on recent news, On May 5, Goldman Sachs raised Quanta Services' target price from $685 to $826, driving the stock price up. On May 5, UBS raised Quanta Services' target price from $646 to $900, further boosting market confidence. On May 4, Quanta Services' revenue growth and profit performance exceeded expectations, showcasing the strong power of its differentiated solution operating model, with the stock price rising about 37% over the past month. Quanta Services has performed strongly recently, and the industry outlook is optimistic Stocks Ranked Among the Top in Market Capitalization Ferrovial SE rose by 2.57%. Based on recent news, On May 5th, Ferrovial SE announced significant progress in several infrastructure projects. The successful advancement of these projects has enhanced market confidence in the company's future growth, driving the stock price up. On May 4th, analysts upgraded their rating for Ferrovial SE, believing that the company's leading position in the infrastructure construction sector will lead to sustained profit growth. The rating upgrade further boosted investor sentiment, pushing the stock price higher. On May 3rd, macroeconomic data showed strong performance, particularly with an increase in infrastructure investment, which drove overall growth in related industries. As an industry leader, Ferrovial SE benefited significantly, and its stock price rose accordingly. The infrastructure sector has performed strongly recently