| ISIVX | VFFSX | ISIVX / VFFSX | |
| Total Expense Ratio | 0.80 | 0.01 | 8,000% |
| Annual Report Gross Expense Ratio | 0.80 | 0.01 | 8,000% |
| Fund Existence | 16 years | 9 years | - |
| Gain YTD | 3.101 | 15.607 | 20% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 5000000000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.7B | 1.41T | 0% |
| Annual Yield % from dividends | 0.70 | 1.15 | 61% |
| Returns for 1 year | 4.50 | 16.98 | 27% |
| Returns for 3 years | 32.74 | 76.33 | 43% |
| Returns for 5 years | 20.97 | 96.38 | 22% |
| Returns for 10 years | 65.56 | N/A | - |