The 10 Most Massive SPDR ETFs On The Market by InsiderMonkey.comAugust 31, 2013April 15, 202001095 No. 10 Health Care SPDR (ETF) (NYSEARCA:XLV) XLV data by YCharts Assets Under Management: $7.2 million The Index the ETF tracks: Health Care Select Sector Index Average trading volume: $8.5 million Year-to-date return: 24.1% 1 2 3 4 5 6 7 8 9 10 11