Primary sources

Resources

Everything this site claims traces back to a primary source.

Primary sources

The statute requires a low-cost S&P 500 index fund with capped fees. The default fund this calculator models:

Ticker	Fund	Expense ratio
SPYM (default)	State Street SPDR Portfolio S&P 500 ETF	0.03%
IVV	iShares Core S&P 500 ETF	0.03%
VTI	Vanguard Total Stock Market ETF	0.03%
SPTM	SPDR Portfolio S&P 1500 Composite Stock Market ETF	0.03%
ITOT	iShares Core S&P Total U.S. Stock Market ETF	0.03%