Examples of popular double-leveraged ETFs include ProShares' UltraShort Dow 30 DXD ( NYSE: DXD), UltraShort QQQ (NYSE: QID), Ultra Gold (nYSE: UGL) and Ultra Euro (NYSE: ULE) and Rydex's S&P500 (NYSE: RSU). Examples of triple-leveraged ...

And on a percentage change basis, the ETF with the largest increase in inflows was the Proshares UltraShort Australian Dollar (CROC), which added 150,000 shares, more than doubling the number of shares outstanding.

ProShares UltraShort QQQ ETF (NYSEARCA:QID): This ETF seeks daily investment results which correspond to two times the inverse (-2x) of the daily performance of the NASDAQ 100 Index.

... buy rated stocks in the Dow has been declining and now stands at just 13. A way to trade the Dow is via the SPDR Dow Jones Industrial ETF (DIA) ($148.02). ... If you wish to trade these small caps from the short side consider the ProShares ...