Benzinga's Top ETF Gainers, March 21st (XIV, TMF, ERY)

VelocityShares Daily Inverse VIX Short Term ETN

gained 4.80% on Wednesday, and it closed at $11.58. XIV closed its fifth trading session in a row higher. Direxion Daily 20+ Year Treasury Bull 3X Shares

jumped 3.26% in Wednesday's trading session. TMF closed at $55.80, and it had a volume of 163K traded shares. Direxion Daily Energy Bear 3X Shares(

)

added 2.99% today as Baker Hughes Incorporated

fell 5.81%, and Schlumberger Limited

lost 2.25%. ProShares UltraShort Oil & Gas (

)

traded 2.03% on Wednesday as crude oil rebounded. DUG closed at $22.16, and it had a volume of 503K traded shares.