Investors have several natural gas exchange-traded funds to choose from, and two of the most popular include the U.S. Natural Gas Fund and the U.S. 12 Month Natural Gas Fund, states ETF Database. Buying an ETF is a way for investors to invest in commodities without owning a futures contract.
A natural gas ETF tracks the commodity’s price when companies deliver the product to the open market. Investors are able to buy into an ETF through limited-partnership pools instead of individual shares or futures contracts, according to Investopedia. Other popular natural gas ETFs include the ProShares Ultra DJ-UBS Natural Gas ETF and the UltraShort DJ-UBS Natural Gas ETF.