Wednesday's ETF Movers: XBI, NANR
February 10, 2016 at 13:58 PM EST
In trading on Wednesday, the SPDR S&P Biotech ETF (XBI) is outperforming other ETFs, up about 3.6% on the day. Components of that ETF showing particular strength include shares of Spark Therapeutics (ONCE), up about 11.8% and shares of Prothena (PRTA), up about 10.7% on the day.