5 Biggest ETFs by Volume

2. ProShares UltraPro QQQ (NASDAQ:TQQQ)

Volume as of August 28: 139,144,691

ProShares UltraPro QQQ (NASDAQ:TQQQ) aims to achieve daily returns that are three times (3x) the daily movement of the Nasdaq-100 Index, before accounting for fees and costs. The ETF was created on February 9, 2010. It comes with a gross expense ratio of 0.98% and delivers a dividend yield of 0.73%. ProShares UltraPro QQQ (NASDAQ:TQQQ) is one of the biggest ETFs by volume.