Wednesday's ETF Movers: XBI, XLU

In trading on Wednesday, the SPDR S&P Biotech ETF (XBI) is outperforming other ETFs, up about 5.2% on the day. Components of that ETF showing particular strength include shares of Anacor Pharmaceuticals (ANAC), up about 13.9% and shares of Agios Pharmaceuticals (AGIO), up about 10.5% on the day.