According to a report issued by State Street Global Advisors, ETF Industry Assets ended July at $578 billion.

Assets were up $3 billion despite a 0.84% decline in the S&P 500 for the month.

Up 5% in July, Fixed Income was the fastest growing ETF asset class.  Among equity ETFs, Small Cap assets were up 17% helped by a positive 2.9% return for the Small Cap Value index.

The SPDR S&P 500 ETF (SPY) remains the largest exchange traded fund with $74.4 billion of assets and a 12.9% market share at the end of July.