** Shares of U.S. natural gas companies fall, tracking natgas futures NGA/

** U.S. natgas futures NGc1 fall 6.7% to $3.95 per million British thermal units (mmBtu). The contract surged to its highest level in more than two years last week

** Natgas prices were dragged down by forecasts of milder weather and lower heating demand next week than previously anticipated

** Natgas firms NextDecade NEXT.O down 2.7%, Energy Transfer ET.N down 1.7% and New Fortress Energy NFE.O down 1.1%

** ETFs United States Natural Gas Fund UNG.P down 5.1% and ProShares Ultra Bloomberg Natural Gas BOIL.P down 8.5%

(Reporting by Pooja Menon in Bengaluru)

((Pooja.Menon@thomsonreuters.com))