On the MoveEnergyConcho Resources to join S&P 500; shares +5% AHFeb. 16, 2016 5:58 PM ETConcho Resources Inc. (CXO) StockPCL, CXOBy: Carl Surran, SA News Editor2 Comments Concho Resources (NYSE:CXO) +5.1% AH on news it will join the S&P 500, replacing Plum Creek Timber (NYSE:PCL) after the close of trading Feb. 19. Weyerhaeuser is acquiring PCL in a deal expected to be completed on or about that date. Recommended For YouRelated StocksSymbolLast Price% ChgCXO--Concho Resources Inc.Trending AnalysisTrending News