--- title: "U.S. stock market movement update: Technology stocks rebound strongly, Astrotech rises nearly 38%, System1 drops over 21%" type: "News" locale: "en" url: "https://longbridge.com/en/news/280956678.md" description: "In the past hour, the overall market in the U.S. stock market has shown significant differentiation, with technology stocks and the biopharmaceutical sector performing particularly well. The strong rise of individual stocks such as Astrotech and Iterum Therap has attracted a lot of short-term capital attention, indicating an increasing preference for small-cap stocks in the market. Meanwhile, some traditional industries like U Power and LightInTheBox have faced considerable selling pressure, reflecting a rapid shift of funds between different sectors. Overall volatility has been large, and short-term enthusiasm seems to be intensifying. In the past hour, the stock with the most significant movement, Astrotech, surged by 37.97%, drawing strong attention in the market, with rapid capital inflow and heightened short-term sentiment, suggesting potential for further expansion. The strong performance of this stock has also invigorated the biopharmaceutical sector, attracting the attention of many investors. Strong stocks include: 1. Iterum Therap: up 30.06%, recent positive news has boosted market sentiment, with noticeable short-term capital inflow. 2. Lantern Pharma: up 28.57%, market expectations for its R&D progress have enhanced investor confidence, leading to active trading. 3. AleAnna: up 16.33%, driven by the biopharmaceutical sector, short-term capital shows a strong willingness to chase. 4. Turbo Energy SA: up 14.00%, the recovery of the energy sector has drawn attention, with accelerated capital inflow" datetime: "2026-03-30T05:00:09.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/280956678.md) - [en](https://longbridge.com/en/news/280956678.md) - [zh-HK](https://longbridge.com/zh-HK/news/280956678.md) --- # U.S. stock market movement update: Technology stocks rebound strongly, Astrotech rises nearly 38%, System1 drops over 21% **Market Overview of US Stocks in the Last Hour** The overall market shows significant differentiation, with technology stocks and the biopharmaceutical sector performing particularly well. The strong rise of individual stocks like Astrotech and Iterum Therap has attracted considerable short-term capital attention, indicating an increasing preference for small-cap stocks. Meanwhile, some traditional industries such as U Power and LightInTheBox have faced significant selling pressure, reflecting rapid capital switching between different sectors. Overall volatility is high, and short-term enthusiasm seems to be intensifying. **Stocks with the Most Significant Movements in the Last Hour** Astrotech's increase reached 37.97%, drawing strong attention in the market, with rapid capital inflow and heightened short-term sentiment, suggesting potential for further expansion. The strong performance of this stock has also invigorated the biopharmaceutical sector, attracting the interest of many investors. **Strong Stocks** 1. Iterum Therap: Up 30.06%, recent positive news has boosted market sentiment, with noticeable inflow of short-term capital. 2. Lantern Pharma: Up 28.57%, market expectations for its R&D progress have enhanced investor confidence, leading to active trading. 3. AleAnna: Up 16.33%, driven by the biopharmaceutical sector, short-term capital shows strong buying intent. 4. Turbo Energy SA: Up 14.00%, the recovery of the energy sector has drawn attention, with accelerated capital inflow. 5. Battalion Oil: Up 12.12%, rising oil and gas prices provide support, and market sentiment is optimistic. 6. Alcoa: Up 9.40%, with active short-term capital in the context of rising metal prices. 7. Century Aluminum: Up 9.06%, also benefiting from the strong performance of the metal market, with noticeable capital inflow. 8. WeRide: Up 7.12%, with continued attention in the smart mobility sector, short-term capital is actively involved. **Stocks Under Pressure** 1. System1: Down 21.69%, market concerns about its future prospects have intensified, leading to significant selling pressure. 2. Artelo Biosciences: Down 20.97%, recent lack of positive news has left investor sentiment low. 3. Southland: Down 13.11%, market adjustments to its performance expectations have triggered selling. 4. LightInTheBox: Down 9.86%, affected by overall market volatility, with accelerated capital outflow. 5. 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