ETF Flows Report for 12/21/2017 By: ETF Channel December 21, 2017 at 10:49 AM EST . orttr { font-family: Arial; font-size: 12pt; font-weight: bold; height: 24px; } . Read More >> Related Stocks: S&P 500 Value Ishares ETF S&P Midcap 400 Value Ishares ETF US Aerospace & Defense Ishares ETF