| SPIIX | VFFSX | SPIIX / VFFSX | |
| Total Expense Ratio | 0.65 | 0.01 | 6,500% |
| Annual Report Gross Expense Ratio | 0.79 | 0.01 | 7,900% |
| Fund Existence | 24 years | 10 years | - |
| Gain YTD | 13.066 | 12.960 | 101% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 100000 | 5000000000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.11B | 1.76T | 0% |
| Annual Yield % from dividends | 0.48 | 1.05 | 45% |
| Returns for 1 year | 10.55 | 18.84 | 56% |
| Returns for 3 years | 42.55 | 73.33 | 58% |
| Returns for 5 years | 24.20 | 71.98 | 34% |
| Returns for 10 years | 140.00 | 262.89 | 53% |