ETF Flows Report for 04/28/2015 By: ETF Channel April 28, 2015 at 10:48 AM EDT . orttr { font-family: Arial; font-size: 12pt; font-weight: bold; height: 24px; } . Read More >> Related Stocks: SPDR S&P 500 ETF Trust Smallcap ETF Vanguard Total Stock Market ETF Vanguard