ProShares UltraShort Bloomberg Natural Gas (KOLD) is down -23.4%, or -$11.59 to $37.97. 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 falls -22.7% Largest borrow rate increases among liquid names ProShares UltraShort Bloomberg Natural Gas falls -9.4% ProShares UltraShort Bloomberg Natural Gas falls -10.2% ProShares UltraShort Bloomberg Natural Gas rises 12.8% Disclaimer & DisclosureReport an Issue