Vanguard Institutional Index Fund Institutional Shares

Frequently Asked Questions About VINIX

What does VINIX invest in?

This fund endeavors to mirror the investment performance of the S&P 500 Index, which serves as a gauge for the returns of substantial U.S. corporations. It adopts a passive, full-replication strategy, providing a convenient means to align with the market movements of a significant portion of the country's premier companies. For three-quarters of its total assets, the fund is subject to specific investment rules: it is barred from purchasing over 10% of any single entity's outstanding voting shares, and it cannot allocate more than 5% of its total assets to the securities of any one issuer. An exemption to these rules applies only if essential for precisely reflecting the makeup of its benchmark index. Importantly, these limitations do not pertain to debt instruments issued by the U.S. government or its associated bodies.

What is the expense ratio of VINIX?

Vanguard Institutional Index Fund Institutional Shares (VINIX) charges an expense ratio of 0.04%. This is the annual fee deducted from fund assets to cover management and operations.

How big is VINIX?

Vanguard Institutional Index Fund Institutional Shares (VINIX) manages $348.70B in total assets. AUM determines bid-ask liquidity and the fund's vulnerability to closure. Funds below ~$50M are at higher risk of liquidation.

Is VINIX actively managed or an index fund?

VINIX is a passive index fund. It tracks a published benchmark by holding the constituents in their published weights. Index funds typically charge low expense ratios (VINIX's is 0.04%) because there's no security selection cost.

When was VINIX launched?

Vanguard Institutional Index Fund Institutional Shares (VINIX) launched in July 1990 and is managed by Vanguard.

How has VINIX performed?

VINIX's total return (price change plus reinvested distributions) is charted at the top of this page. Switch the price chart to Total Return and pick a 1-year, 3-year, 5-year, or 10-year window to read the compound annual growth rate (CAGR) over each horizon.