VANGUARD INSTITUTIONAL INDEX FUND registered fund series on Form 485APOS, filed 2006-02-16. Featured series: Vanguard Institutional Index Fund.
| Series | Class | Ticker | New |
|---|---|---|---|
| Vanguard Institutional Index Fund | Institutional Shares | VINIX | — |
| Vanguard Institutional Index Fund | Institutional Plus Shares | VIIIX | — |
| Vanguard Institutional Total Bond Market Index Fund | Institutional Shares | VITBX | — |
| Vanguard Institutional Total Stock Market Index Fund | Institutional Shares | VITNX | — |
| Vanguard Institutional Total Stock Market Index Fund | Institutional Plus Shares | VITPX | — |
Vanguard Institutional Index Fund (the Fund) seeks to track the performance of a benchmark index that measures the investment return of large-capitalization stocks.