Wednesday's ETF Movers: IBB, XRT

In trading on Wednesday, the iShares Nasdaq Biotechnology ETF (IBB) is outperforming other ETFs, up about 1.7% on the day.  Components of that ETF showing particular strength include shares of Intermune (ITMN), up about 8.2% and shares of Insys Therapeutics (INSY), up about 7.3% on the day.