Biggest Stock Losers Today in the U.S. Market (December 11, 2025): Oracle’s AI Reality Check, Rezolute’s Trial Disaster and Micro‑Cap Carnage
Oracle shares dropped 13% intraday after a revenue miss and surging AI spending, erasing tens of billions in value and pulling the Nasdaq 100 down 0.8%. Small-cap stocks including Rezolute, C3is, and GRI Bio plunged up to 90% on clinical failures and delisting threats. The Dow rose 1.3% to record levels. The S&P 500 slipped 0.1%.