NEW YORK (TheStreet) -- Welcome to Don Dion's "Daily ETF Winners and Losers." Be sure to stop by each day to find out which ETFs are gaining or losing.
iPath Dow Jones UBS Natural Gas Subindex Total Return ETN ( GAZ) -1.9% Futures-backed natural gas prices are falling for a second day, leading both GAZ and the United States Natural Gas Fund ( UNG) to losses. GAZ's retreat has left the fund trading at all-time lows. It will be interesting to see if these funds have further to fall in the days ahead. All prices as of 2:14 PM EST Written by Don Dion in Williamstown, Mass.