ProShares UltraShort Bloomberg Natural Gas (KOLD) is up 14.1%, or $4.61 to $37.29. Published first on TheFly – the ultimate source for real-time, market-moving breaking financial news. Try Now>> See the top stocks recommended by analysts >> Read More on KOLD: ProShares UltraShort Bloomberg Natural Gas rises 10.3% ProShares UltraShort Bloomberg Natural Gas rises 9.5% ProShares UltraShort Bloomberg Natural Gas rises 11.3% ProShares UltraShort Bloomberg Natural Gas rises 12.5% ProShares UltraShort Bloomberg Natural Gas rises 13.4% Disclaimer & DisclosureReport an Issue