| SPIIX | VSTSX | SPIIX / VSTSX | |
| Total Expense Ratio | 0.79 | 0.01 | 7,900% |
| Annual Report Gross Expense Ratio | 0.79 | 0.01 | 7,900% |
| Fund Existence | 23 years | 9 years | - |
| Gain YTD | 15.109 | 13.963 | 108% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 100000 | 5000000000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.11B | 2.05T | 0% |
| Annual Yield % from dividends | 0.55 | 1.13 | 49% |
| Returns for 1 year | 1.96 | 11.53 | 17% |
| Returns for 3 years | 39.45 | 66.99 | 59% |
| Returns for 5 years | 40.35 | 80.90 | 50% |
| Returns for 10 years | 134.34 | N/A | - |