Regencell Bioscience (NASDAQ: RGC) Stock News Today: DOJ Probe, Extreme Volatility, and What Forecasts Say on Dec. 22, 2025
Regencell Bioscience Holdings Limited (NASDAQ: RGC) is back in the spotlight on Monday, Dec. 22, 2025, for the same reason it’s been impossible to ignore for most of this year: wild price swings that seem to have a complicated relationship