Natural gas prices have doubled this year and are expected to continue to rise, resulting in larger winter heating bills for some consumers and higher costs for electric utilities.
Natural gas is plentiful in the United States and has been cheap for years, so the jump in prices this year is eye popping. It has also lifted the shares of companies that specialize in natural gas production, like EQT, Range Resources, Cabot Oil and Gas and Antero Resources.
In the futures market, the natural gas contract for October rose above $5 per one million British thermal units, or mmBtus, for the first time since February, 2014. Besides electricity and heating demand, natural gas is an important feed…