Vanguard Institutional Index Fund Institutional Plus Shares
VIIIX
NASDAQ- -
USD
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- -
Capital Structure
FRC
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in mil. unless spec.Working Capital
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in mil. unless spec.Growth Rates
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in mil. unless spec.Quarterly Revenue
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in mil. unless spec.Quarterly Earnings Per Share
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in mil. unless spec.- Sector
- Financial Services
- Industry
- Asset Management
- Address
- PO Box 2600 Valley Forge PA United States of America 19482
- IPO Date
- Jul 7, 1997
- CIK
- 0000862084
- Website
- investor.vanguard.com
- Similar Companies
- Business
- Vanguard Institutional Index Fund Institutional Plus Shares (VIIIX) is a large-blend mutual fund that seeks to track the performance of the S&P 500 Index, which measures the investment return of large-capitalization stocks representing approximately 80% of the U.S. equity market. The fund employs a full replication strategy, investing at least 80% of its assets in stocks included in the S&P 500; it holds approximately 500 securities weighted by market capitalization across key sectors such as technology (around 33-36%), financial services (13-14%), consumer cyclical (10-11%), communication services (9-10%), and healthcare (8-10%), with top holdings including NVIDIA Corp., Apple Inc., Microsoft Corp., Amazon.com Inc., and Broadcom Inc. Launched on July 7, 1997, and managed by Vanguard Group, Inc., headquartered in Malvern, Pennsylvania, the fund targets institutional investors with a minimum initial investment of $100 million, features an ultralow expense ratio of 0.02%, a turnover rate of 4%, and total net assets exceeding $338 billion as of late 2025. It operates exclusively within the United States equity market, domiciled in the U.S., with portfolio managers including Michelle Louie (since 2017), Nick Birkett (since 2023), and Aurélie Denis (since 2025). In early 2025, Vanguard implemented its largest fee cuts in history, reducing expense ratios across 168 share classes in 87 funds—including those impacting VIIIX—at an estimated annual savings of $350 million to investors, underscoring CEO Salim Ramji's commitment to cost leadership since assuming the role. The firm also expanded its Investor Choice program, announced in October 2025, by adding three new funds including its flagship 500 Index Fund, tripling eligible assets to over $3 trillion and doubling participating investors to 20 million, enhancing governance options for funds like VIIIX. Additionally, Vanguard established a dedicated advice and wealth management division in 2025 to bolster competitive services amid surging client growth and asset inflows rivaling BlackRock's, while launching low-cost bond ETFs and pursuing private assets collaborations with Wellington and Blackstone. These initiatives reflect ongoing strategic enhancements in portfolio management, risk oversight, and investor-centric innovations under Vanguard's mutual ownership structure.