ProShares UltraShort Bloomberg Natural Gas (KOLD) is up 12.5%, or $3.52 to $31.64. 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 13.4% ProShares UltraShort Bloomberg Natural Gas falls -11.9% ProShares UltraShort Bloomberg Natural Gas falls -12.3% ProShares UltraShort Bloomberg Natural Gas falls -12.0% ProShares UltraShort Bloomberg Natural Gas falls -9.5% Disclaimer & DisclosureReport an Issue