Explore the early market action With our S&P 500 Premarket Report. Here, you'll find a comprehensive overview of the S&P 500 index's performance before the opening bell. Dive into the S&P 500 premarket movers, with most active stocks by dollar volume, top gaining stocks, and the worst-performing stocks. Watch our live S&P 500 futures chart, providing real-time insights into one of the most influential indices in the world.