Anomalous Behavior of the ProShares UltraShort Oil and Gas ETF [View article]
It would seem that the trading in DUG by itself would affect the price of the ETF. An increase in buyers or sellers changes the price of DUG outside of the underlying index. The trend is with the index though.
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Latest | Highest ratedAnomalous Behavior of the ProShares UltraShort Oil and Gas ETF [View article]