Tuesday's ETF Movers: XBI, GDXJ

In trading on Tuesday, the SPDR S&P Biotech ETF (XBI) is outperforming other ETFs, up about 3% on the day.  Components of that ETF showing particular strength include shares of Dyax (DYAX), up about 24.3% and shares of Celldex Therapeutics (CLDX), up about 10.8% on the day.