Tuesday Sector Leaders: Energy, Materials

Looking at the sectors faring best as of midday Tuesday, shares of Energy companies are outperforming other sectors, up 4.2%. Within that group, Southwestern Energy Company (NYSE: SWN) and Chesapeake Energy Corp. (NYSE: CHK) are two large stocks leading the way, showing a gain of 11.1% and 9.4%, respectively. Among energy ETFs, one ETF following the sector is the Energy Select Sector SPDR ETF (AMEX: XLE), which is up 2.6% on the day, and up 16.90% year-to-date. Southwestern Energy Company, meanw...