Looking at units outstanding versus one week prior within the universe of ETFs covered at ETF Channel, the biggest outflow was seen in the ProShares Ultra Bloomberg Natural Gas, where 6,650,000 units were destroyed, or a 15.6% decrease week over week.

And on a percentage change basis, the ETF with the biggest outflow was the iShares Focused Value Factor ETF, which lost 200,000 of its units, representing a 40.0% decline in outstanding units compared to the week prior. Among the largest underlying components of FOVL, in morning trading today Toll Brothers is down about 0.5%, and Interactive Brokers Group is lower by about 0.3%.

VIDEO: BOIL, FOVL: Big ETF Outflows

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