Top Stock Gainers Today (Dec. 12, 2025): Cannabis Stocks TLRY, CGC Rally on Rescheduling Buzz; Rivian and Lululemon Lead Big-Cap Winners
Here are the top gainers in the U.S. stock market on Dec. 12, 2025—plus the news, analyst takes, and after-hours movers investors are watching. NEW YORK — Dec. 12, 2025 (Updated: 6:00 p.m. ET) Wall Street finished a choppy Friday with a familiar tug-of-war: mega-cap tech weakness pulling the major indexes lower, while pockets of the market lit up with explosive upside. The S&P 500 slid 1.1% to 6,827.41, the Nasdaq Composite fell 1.7% to 23,195.17, and the Dow Jones Industrial Average declined 0.5% to 48,458.05. Tech-heavy pressure showed up in names tied to the AI trade—Broadcom dropped 11.4%, Nvidia fell 3.3%, and Oracle slid 4.5%—even as the 10-year Treasury yield edged