Hi, Beta! By: TalkMarkets March 13, 2018 at 11:53 AM EDT The SPDR S&P 500 ETF (SPY) gained 3.6 percent on the week, but was outdone by the 4.9 percent upturn for its beta-tilted cousin, the PowerShares S&P 500 High Beta ETF (SPHB). Read More >> Related Stocks: Adv Micro Devices Autodesk Micron Technology SPDR S&P 500 ETF Trust