| ISIIX | VTSNX | ISIIX / VTSNX | |
| Total Expense Ratio | 0.86 | 0.06 | 1,433% |
| Annual Report Gross Expense Ratio | 1.00 | 0.06 | 1,667% |
| Fund Existence | 17 years | 15 years | - |
| Gain YTD | 23.791 | 24.713 | 96% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 5000000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 553M | 554B | 0% |
| Annual Yield % from dividends | 2.00 | 2.73 | 73% |
| Returns for 1 year | 22.24 | 21.46 | 104% |
| Returns for 3 years | 51.13 | 45.16 | 113% |
| Returns for 5 years | 47.37 | 32.93 | 144% |
| Returns for 10 years | 89.98 | 68.93 | 131% |