Biggest Stock Losers Today: LEGN, MRVL, UL and More Slide as Wall Street Braces for a Fed Rate Cut (December 8, 2025)

Wall Street kicked off “Fed week” in a cautious mood on Monday, December 8, 2025. U.S. stock futures ticked slightly higher, with the S&P 500 hovering just below record territory as traders priced in an ~85–90% chance of another 25‑basis‑point rate cut at the Federal Reserve’s final meeting of the year. TechStock²+1