Comparing units outstanding versus one week ago at the coverage universe of ETFs at ETF Channel, the biggest inflow was seen in the ProShares Short S&P500, which added 21,775,000 units, or a 10.5% increase week over week.
And on a percentage change basis, the ETF with the biggest increase in inflows was the Invesco CurrencyShares British Pound Sterling Trust, which added 350,000 units, for a 38.9% increase in outstanding units.