ETF Flows Report for 02/28/2017 By: ETF Channel February 28, 2017 at 13:20 PM EST . orttr { font-family: Arial; font-size: 12pt; font-weight: bold; height: 24px; } . Read More >> Related Stocks: Mid Cap SPDR 400 Trust, Series 1 SPDR S&P 500 ETF Trust Total Stock Market ETF Vanguard