This article was originally published on ETFTrends.com.
The energy sector is one of the better-performing groups in the S&P 500 this year, a trend reflected by an array of ETFs. For instance, the iShares U.S. Energy ETF (NYSEArca: IYE) is higher by 5 percent year-to-date. Energy is one of just four sectors sporting year-to-date gains. Some market observers believe the sector remains [...]