QQQ Continues To Lag S&P 500. PerfChart QQQ SPY EEM XLF IWM MDY FDN IBB XIU

Mega cap tech stocks (QQQ) have been lagging the S&P 500 for most of the year, largely due to the poor performance of a few big names (i.e. AAPL, MSFT, INTC).  Biotechnology (IBB), on the other hand, is way out front.