Natural-gas futures closed lower Thursday for the third straight session after a weekly stockpile report showed a larger-than-expected surplus. The front-month October contract settled down 2.8 cents, or 0.7%, to $3.819 a million British thermal units on the New York Mercantile Exchange. Prices have fallen 6% this week, undoing nearly all of a two-week rally that had seen natural gas peak above $4/mmBtu on Friday. Producers added 79 billion cubic feet of gas to storage for the week ended Aug. 29, the U.S. Energy Information Administration said. The addition was 6 bcf larger than the 73-bcf consensus average expectations of analysts and brokers surveyed by The Wall Street Journal. Traders use the EIA update to gauge how quickly stockpiles are recovering from high demand that drained them to 11-year lows this winter. Last week’s addition refilled stockpiles to 2.7 trillion cubic feet, within 16% of the […]