June ETF Market Recap

June was yet another month marked by choppy fund flows. While natural gas and retail ETFs did well, emerging market performance varied considerably -- in particular, one should note the switch from iShares MSCI-Emerging Markets(EEM Quote) to Vanguard MSCI Emerging Markets(VWO Quote) -- this phenomenon is attributed to a sizeable difference in expense ratios, as well as the recent overall outperformance of VWO.

Also notable was the shift from SPDRs(SPY Quote) to iShares S&P 500 Index(IVV Quote), though they have very similar expense ratios. The sheer size and time on the market of both EEM and SPY may also have been factors.

Assets in U.S. listed ETFs and ETNs totaled roughly $603.5 billion by the end of June, with the number of listed products increasing by 33, to a current total of 837. Meanwhile, June 2009 net cash inflows totaled approximately $12.4 billion, and year-to-date net cash inflows totaled approximately $41.9 billion. ...