Exxon’s dividend increase helped it remain in the ProShares S&P 500 Aristocrats ETF (NYSEArca: NOBL) and the PowerShares Dividend Achievers Portfolio (NYSEArca: PFM), dividend ETFs that require payout increase streaks of 25 and 10 years, respectively. [Exxon Keeps its Place in Dividend ETFs]

The energy stocks have been among the worst performing areas of the market after the plunge in oil prices. XLE has dipped 8.5% year-to-date.

However, after the selling pressure, energy ETFs are among the cheapest investment options on the market, according to Morningstar. Many ETF investors may be familiar with some of the cheapest energy-related ETFs, including XLE, Market Vectors Oil Service ETF (NYSEArca: OIH), Vanguard Energy ETF (NYSEArca: VDE), iShares U.S. Energy ETF (NYSEArca: IYE) and First Trust Energy AlphaDEX Fund (NYSEArca: FXN).

Goldman Sachs projects that Brent crude oil could stay within the $57 to $65 per barrel range for the next three years. Brent crude was hovering around $56 per barrel.

For more information on the energy sector, visit our energy category.

Max Chen contributed to this article.