An Oil ETF Outpaced Crude by 5 Times Last Year. The Downside: Volatility.

Shares of the U.S. Oil exchange-traded fund surged 5.2% in the week before Christmas, and ended up 27% for the year. Oil prices did rise last year by nearly 5%, but how did an ETF that tracks them out...

Natural Gas Took a Dive. A Warmer Winter Could Keep Prices Down.

Natural-gas prices were poised for their largest yearly percentage rise in 23 years before erasing much of that gain in the span of six sessions this month. The U.S. market shifted from worries about ...