Monday Sector Laggards: Energy, Materials

In afternoon trading on Monday, Energy stocks are the worst performing sector, showing a 1.4% loss. Within that group, Chesapeake Energy (NYSE: CHK) and Southwestern Energy (NYSE: SWN) are two of the day's laggards, showing a loss of 5.4% and 5.4%, respectively. Among energy ETFs, one ETF following the sector is the Energy Select Sector SPDR ETF (AMEX: XLE), which is down 0.8% on the day, and down 7.62% year-to-date. Chesapeake Energy, meanwhile, is down 25.54% year-to-date, and Southwestern Ene...