We’re not sure what to make of this, and perhaps the data is misleading. But there have been some very strange things going on in the world of NAV/closing price deviations at the United States Natural Gas (UNG) ETF of late.
Courtesy of Morningstar, an investment research provider, here is the extraordinary closing price/NAV deviation from Monday, 11th May:
Meanwhile, this was the picture on May 12th:
And this was the picture on May 13th, as per data from the UNG itself:
As Morningstar highlight in this article, the whole point of the ETF construct is that market arbitrage forces close out major deviations between market prices and NAV....MORE
Thursday, May 14, 2009
Natural Gas: "Strange deviations at the UNG ETF"
From FT Alphaville: