--- title: "U.S. stock market update: Canadian Solar rises 9.10%" type: "News" locale: "en" url: "https://longbridge.com/en/news/258405734.md" description: "Canadian Solar rose 9.10%; NVIDIA rose 4.08%, with a transaction volume of $38.9 billion; AMD rose 1.78%, with a transaction volume of $6.082 billion; Broadcom fell 0.76%, with a transaction volume of $5.545 billion; TSMC rose 3.73%, with a market capitalization of $1.43 trillion" datetime: "2025-09-22T19:17:37.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/258405734.md) - [en](https://longbridge.com/en/news/258405734.md) - [zh-HK](https://longbridge.com/zh-HK/news/258405734.md) generator: "portal-rs" --- # U.S. stock market update: Canadian Solar rises 9.10% **U.S. Stock Market Midday Update** **Stocks with High Trading Volume in the Industry** Nvidia rose 4.08%, with a trading volume of $38.9 billion. Based on recent important news: 1. On September 23, Nvidia announced it would invest up to $100 billion in OpenAI to support the construction of new data centers and related infrastructure. This news drove the stock price up and significantly increased trading volume. Data source: Nvidia statement. 2. On September 22, Nvidia partnered with the Abu Dhabi Technology Innovation Institute to establish an AI technology center in the UAE, marking a key step in its strategic layout in the Middle East. This move further boosted market confidence in Nvidia. Data source: TII statement. 3. On September 20, Nvidia executives sold shares, including CEO Jensen Huang selling $39.2 million worth of stock, which may exert short-term pressure on the stock price. Data source: market news. Competition in the AI chip market is intensifying, and the industry outlook is optimistic. AMD rose 1.78%, with a trading volume of $6.082 billion. Based on recent key news: 1. On September 20, AMD expressed its intention to invest in or acquire chip design and software development companies in India. This news boosted market confidence and drove the stock price up. 2. On September 22, data center operator and Bitcoin miner IREN Limited announced it purchased approximately $670 million worth of Nvidia and AMD GPUs to drive growth in its AI cloud business. This large-scale procurement further enhanced investor expectations for AMD's future growth. 3. On September 23, AMD's short interest as a percentage of float decreased by 18.18%. According to exchange reports, there are currently 39.17 million shares sold short, accounting for 2.43% of all tradable common stock. This data indicates that market bearish sentiment towards AMD has weakened. The surge in demand for AI and data centers presents a positive industry outlook. Broadcom fell 0.76%, with a trading volume of $5.545 billion. Based on recent key news: 1. On September 22, Ming Tai announced the launch of a 1.6T water-cooled switch equipped with Broadcom's Tomahawk 6 chip, offering up to 102.4 Tbps of switching capacity, actively entering the AI data center and next-generation core network market. This news caused fluctuations in Broadcom's stock price. 2. On September 22, Fitch upgraded Broadcom's rating to BBB+, and Moody's raised the rating of Broadcom's unsecured bonds to A3, enhancing market confidence in Broadcom. 3. On September 20, Broadcom's short interest as a percentage of float decreased by 7.69%, indicating increased bullish sentiment in the market towards Broadcom. The growing demand for AI and cloud applications is driving the data center market. **Stocks with High Market Capitalization in the Industry** TSMC rose 3.73%, with a market value of USD 1.43 trillion. According to recent key news: 1. On September 22, TSMC's stock price hit a record high, benefiting from the mass production of 2-nanometer chips and a surge in AI demand, driving the Taiwan stock index up by 302 points, demonstrating the strong performance of tech stocks in the market. The trading volume reached NT$ 470.6 billion, with the three major institutional investors collectively selling NT$ 4.073 billion. 2. On September 22, the three major U.S. stock indices continued to hit record highs, driven by the market's anticipation of the Federal Reserve restarting the interest rate cut cycle. TSMC's stock price broke through the NT$ 1,300 mark, reflecting market confidence in the semiconductor industry. 3. On September 22, MediaTek announced that it would be sending chips to TSMC's Arizona plant, highlighting its focus on the U.S. market and the potential impact of future semiconductor tariffs, further consolidating TSMC's position in the global market. 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