Tuesday's ETF Movers: GDX, XBI

In trading on Tuesday, the Gold Miners ETF (GDX) is outperforming other ETFs, up about 2% on the day. Components of that ETF showing particular strength include shares of Eldorado Gold (EGO), up about 8.4% and shares of Anglogold Ashanti (AU), up about 6.7% on the day.