Friday's ETF with Unusual Volume: VIOO
April 21, 2017 at 15:44 PM EDT
The Vanguard S&P Small-Cap 600 ETF (VIOO) is seeing unusually high volume in afternoon trading Friday, with over 227,000 shares traded versus three month average volume of about 41,000. Shares of VIOO were down about 0.1% on the day.