The rising cost of natural gas is boosting these stocks

A man walks past the Shahamah liquefied natural gas (LNG) tanker sitting berthed at Tokyo Electric Power Co.'s (Tepco) Futtsu gas-fired thermal power plant in Futtsu Chiba Prefecture, Japan, on Thursday, Jan. 21, 2016.
Tomohiro Ohsumi | Bloomberg | Getty Images

Natural gas prices are at their highest levels in three years and rising, bringing higher costs for consumers but also better margins and stock prices for producers.