The 10 Most Massive SPDR ETFs On The Market by InsiderMonkey.comAugust 31, 2013April 15, 202001096 No. 3 Select Sector Financial Slct Str SPDR Fd (NYSEARCA:XLF) XLF data by YCharts Assets Under Management: $15.4 million The Index the ETF tracks: Financial Select Sector Index Average trading volume: $49.3 million Year-to-date return: 20.6% 1 2 3 4 5 6 7 8 9 10 11