Overall, ETF inflows have topped $400 billion thus far this year, “an annual inflow record for the category and representing a 16.3% lift from the January 1 market cap of $2.5 trillion,” wrote David Mazza, head of ETF investment strategy at OppenheimerFunds. US investors have shown a preference for exchange - traded funds ( ET ) focused on international equities , despite the lack of any significant volatility or pullbacks in the US stock market . International equity ETFs have been the most popular fund category this year , according to OppenheimerFunds , attracting $ 200 compared with $ 120.7bn for US - oriented funds .
US investors have shown a preference for exchange - traded funds ( ET ) focused on international equities , despite the lack of any significant volatility or pullbacks in the US stock market . International equity ETFs have been the most popular fund category this year , according to OppenheimerFunds , attracting $ 200 compared with $ 120.7bn for US - oriented funds .