The Nasdaq Composite fell sharply on Monday after a Chinese artificial intelligence start-up had Wall Street rethinking many assumptions underpinning the AI stock rally. The tech-heavy index sank 3.1% ...
U.S. stocks finished higher on Tuesday, as the S&P 500 and the Nasdaq Composite recovered most of their losses from the previous session after the sudden rise of Chinese AI startup DeepSeek sent ...
NasdaqComposite includes only Nasdaq-listed common stocks, impacting its tech-heavy nature. It's market-cap weighted, where larger companies notably influence the index's performance. Investing ...