Investors Flock to an Old Friend for Tech Exposure

As has been widely noted, technology is the best-performing sector in the S&P 500 this year. Predictably, that is helping an array of exchange traded funds tracking the sector deliver stellar performances while adding new assets. Investors are also turning a familiar ETF for their technology exposure: the PowerShares QQQ (NasdaqGM: QQQ), which tracks the…Click to read more at