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Vanguard Institutional Index Fund Institutional Plus Shares: (MF: VIIIX)

(NASDAQ Mutual Funds) As of Jun 18, 2026 05:55 PM ET

$602.01 USD

+6.47 (1.09%)

Zacks MF Rank

This is our Mutual Fund rating system that serves as a timeliness indicator for Mutual Fund's over the next 6 months:

Zacks Rank Definition
1 Strong Buy
2 Buy
3 Hold
4 Sell
5 Strong Sell

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NA

View All Zacks Mutual Fund Rank #1's

Latest Performance as of May 31, 2026

Total Return %* Percentile Rank Objective
YTD 11.25 21
3 months 10.51 5
6 months 11.32 30
1 Year 29.76 14
3 Year 23.58 10
5 Year 14.12 7
10 Year 15.62 2

* Annual for three years and beyond.

Bull Market (9/02 - 10/07) 108.53
Bear Market (10/07 - 2/09) -50.88
Bull Market (2/09 - 3/21) 1,323.28

Load Adjusted Returns as of May 31, 2026

1 Year 17.77
5 Year 12.03
10 Year 14.14
Since Inception 8.91

Quarterly Return

1st Qtr. 2nd Qtr. 3rd Qtr. 4th Qtr.
2026 -4.34 NA NA NA
2025 -4.27 10.93 8.11 2.65
2024 10.55 4.28 5.88 2.40
2023 7.49 8.73 -3.27 11.68
2022 -4.60 -16.10 -4.88 7.55
2021 6.18 8.54 0.57 11.02

Annual Return

20262025202420232022202120202019201820172016
% Total Return 11.2517.8524.9926.26-18.1328.6818.4031.48-4.4021.8011.94
% Total Return Rel to Index -0.01-0.36-0.030.010.070.010.00-0.01-0.010.010.01
% Total Return Rel to Peer -0.882.799.1510.98-7.344.3410.195.843.154.390.62
% Perf Quintile vs Peer* 3.002.001.001.005.001.001.001.002.001.003.00
% Dividends 1.616.316.135.855.635.255.315.594.874.474.26
% Yield 0.261.061.211.491.621.181.491.792.011.731.96
Capital Gains ($) 3.895.346.295.885.2814.174.862.710.690.000.59
Expense Ratio 0.000.020.020.020.020.020.020.020.020.020.02

* 1 = Top 20%, 5 = Bottom 20%