For instance, the VelocityShares Daily 2x VIX Short-Term ETN (TVIX) only has $439 million in AUM, but it trades a whopping 51.5 million shares per day, making it the sixth-most-traded ETF on the ProShares is one of the market's leading providers of leveraged ETFs. The S&P 500 VIX Short-Term Futures Index spiked to near record levels in August, leading many traders to try to profit from the market's increased volatility. This ETF served its purpose during the month of August 2015, returning a total of 167%. 10 Most Heavily Traded ETFs Of 2019. Add a Comment. Comment Guidelines . We encourage you to use comments to engage with users, share your perspective and ask questions of authors and each other