ETF Assets Grow by $49 Billion in September

As of September 28, 2007, 560 exchange-traded funds (ETFs) in the U.S., managed by 17 ETF managers, had assets totaling approximately $554 billion, according to State Street’s ETF Snapshot.

Overall, U.S. industry assets increased significantly from approximately $505 billion in August 2007. Fifteen new ETFs were launched during the month of September.

International and size-based ETFs experienced considerable asset growth, gaining $18 billion and $17 billion, respectively. Large-cap ETF assets grew by over $13 billion in September. The SPDR S&P 500 (SPY) was the category leader, contributing over $9 billion in asset growth.

Sector, style, specialty, and fixed income ETFs showed strong growth for the month, adding a combined $13 billion, the data showed. Led by large-caps, which gained $13 billion, all categories of size-based ETF assets grew in September, with the exception of micro-cap.

During the month, growth-based ETFs outpaced their value counterparts in asset growth. As a group, sector-based ETFs experienced asset growth of $3.9 billion for the month. Only financials-based sector ETFs lost assets in September.

Of the 17 managers, Barclays Global Investors (BGI) had the largest AUM with $311billion across 139 ETFs, followed by State Street with $133 billion across 60 ETFs.

The ETF Snapshot is here.