Vanguard Institutional Index Fund Institutional Shares (VINIX)
| Fund Assets | 338.49B |
| Expense Ratio | 0.035% |
| Min. Investment | $5,000,000 |
| Turnover | 4.00% |
| Dividend (ttm) | 11.58 |
| Dividend Yield | 2.07% |
| Dividend Growth | -6.26% |
| Payout Frequency | Quarterly |
| Ex-Dividend Date | Dec 23, 2025 |
| Previous Close | 558.17 |
| YTD Return | 0.67% |
| 1-Year Return | 16.96% |
| 5-Year Return | 92.86% |
| 52-Week Low | 398.26 |
| 52-Week High | 563.21 |
| Beta (5Y) | n/a |
| Holdings | 516 |
| Inception Date | Jul 31, 1990 |
About VINIX
Seeks to track the performance of the Standard & Poor’s 500 Index, which measures the investment return of large-capitalization stocks.Follows a passively managed, full-replication approach.Provides a convenient way to match the performance of a substantial portion of the nation’s largest stocks.With respect to 75% of its total assets, the fund may not: (1) purchase more than 10% of the outstanding voting securities of any one issuer or (2) purchase securities of any issuer if, as a result, more than 5% of the fund’s total assets would be invested in that issuer’s securities; except as may be necessary to approximate the composition of its target index. This limitation does not apply to obligations of the U.S. government or its agencies or instrumentalities.
Performance
VINIX had a total return of 16.96% in the past year, including dividends. Since the fund's inception, the average annual return has been 13.65%.
Other Share Classes
These are alternative share classes of the same fund, from the same provider.
| Symbol | Share Class | Expense Ratio |
|---|---|---|
| VIIIX | Institutional Plus Shares | 0.02% |
Top 10 Holdings
38.38% of assets| Name | Symbol | Weight |
|---|---|---|
| NVIDIA Corporation | NVDA | 7.83% |
| Apple Inc. | AAPL | 6.47% |
| Microsoft Corporation | MSFT | 5.39% |
| Amazon.com, Inc. | AMZN | 3.93% |
| Alphabet Inc. | GOOGL | 3.32% |
| Alphabet Inc. | GOOG | 2.65% |
| Broadcom Inc. | AVGO | 2.64% |
| Meta Platforms, Inc. | META | 2.63% |
| Tesla, Inc. | TSLA | 2.04% |
| Berkshire Hathaway Inc. | BRK.B | 1.49% |
Dividend History
| Ex-Dividend | Amount | Pay Date |
|---|---|---|
| Dec 23, 2025 | $6.08696 | Dec 24, 2025 |
| Sep 24, 2025 | $1.5182 | Sep 25, 2025 |
| Jun 26, 2025 | $1.5347 | Jun 27, 2025 |
| Mar 25, 2025 | $2.43679 | Mar 26, 2025 |
| Dec 30, 2024 | $6.66083 | Dec 31, 2024 |
| Sep 27, 2024 | $1.4827 | Sep 30, 2024 |