US-listed ETFs had $28.5 billion in net inflows in May, bringing trailing 12-month net inflows to $376.3 billion. Total ETF assets under management increased to $4.17 trillion.

Fixed income ETFs had the strongest net inflows in May (+$32.2 billion), bringing trailing 12-month inflows to $169.3 billion. On the other hand, equity ETFs had net outflows in May (-$10.1 billion), bringing trailing 12-month inflows to $168.0 billion. Commodities ETFs had net inflows in May (+$6.3 billion) for the fifth month in a row, bringing trailing 12-month net inflows to $38.6 billion.