The 10 Most Massive SPDR ETFs On The Market by InsiderMonkey.comAugust 31, 2013April 15, 202001094 No. 9 Energy Select Sector SPDR (ETF) (NYSEARCA:XLE) XLE data by YCharts Assets Under Management: $8 million The Index the ETF tracks: Energy Select Sector Index Average trading volume: $10.8 million Year-to-date return: 12% 1 2 3 4 5 6 7 8 9 10 11