Benzinga's Top ETF Decliners, May 19th (VNM, GAZ, TVIX, SGG)

Market Vectors Vietnam ETF VNM led the decliners among the ETFs on Thursday with a 5.34% loss. This was the fourth trading session in a row that VNM traded lower. iPath Dow Jones-UBS Natural Gas Subindex Total Return ETN GAZ traded lower today along with natural gas futures. GAZ fell 4.85%, and it closed at $7.26. VelocityShares Daily 2x VIX Short Term ETN TVIX dropped 4.66% on Thursday, and it closed at $20.86. Today's trading session was the third consecutive trading session that TVIX closed in the negative territory. iPath Dow Jones-UBS Sugar Subindex Total Return ETN SGG fell 3.94% today as sugar futures struggled. SGG closed at $70.46, and it had a volume of 83K traded shares.