As you can observe from the chart, the latest wedge pattern is showing a trading range of roughly 245 to 300 on the iShares Nasdaq Biotechnology ETF. The 50 dma has just been broken to the downside. Caution heading into October markets.
Here is a run down of IBB return performance over the last 6 years:
2010 14.83%
2011 11.72%
2012 32.13%
2013 65.54%
2014 33.83%
2015 11.56%