US News and World Report: Five largest S&P 500 Index ETF YTD return/Expense ratio.
SPDR S&P 500 ETF Trust (SPY) 22.7% /0.095
Vanguard S&P 500 ETF (VOO) 22.8%/0.03
iShares Core S&P 500 ETF (IVV) 22.8%/0.03
Fidelity 500 Index Fund (FXAIX) 22.5%/0.015
Schwab S&P 500 Index Fund (SWPPX) 22.9%/0.02