Volatility Index signals that the bull has room to run By: MarketWatch February 24, 2015 at 11:45 AM EST The Volatility Index has yet to reach complacent extremes, suggesting that the U.S. markets’ 2015 rally has room to run. Read More >> Related Stocks: Halozyme Therapeutic Intrexon Corp Mid Cap SPDR 400 Trust, Series 1 Nasdaq Biotechnology Ishares ETF Pfizer Russell 2000 Ishares ETF TECHNOLOGY