Best Natural Gas and Oil Mutual Funds

Best Natural Gas and Oil Mutual Funds - TheStreet

2011 ETF and Mutual Fund Awards

Oil and natural gas funds have structural issues that expose investors to a phenomenon called "contango," in some cases, the underlying asset can increase in price while the fund loses value. Investors must be cautious.

That said, TheStreet Ratings seeks to find the best commodity mutual funds and ETFs that offer investors the best opportunity for investment. Click here to see our 2011 ETF and mutual fund awards -- or, click here for a regularly updated list of top-rated commodity ETFs.