You Might Be Crazy To Buy This ETF Or It Might Really Work By: Benzinga via Benzinga October 05, 2015 at 13:27 PM EDT The Materials Select Sector SPDR (NYSE: XLB) is down 13.7 percent this year, making it the second-worst performer among the nine sector ... Read More >> Related Stocks: MATERIALS S&P Metals & Mining SPDR