Vanguard Mid-Cap Index Fund Admiral Shares
VIMAX
NASDAQ- -
USD
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- -
Capital Structure
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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
- 100 Vanguard Boulevard Malvern PA United States of America 19355
- IPO Date
- Nov 12, 2001
- CIK
- 0000036405
- Website
- investor.vanguard.com
- Similar Companies
- Business
- Vanguard Mid-Cap Index Fund Admiral Shares (VIMAX) is a low-cost mutual fund offered by The Vanguard Group, Inc. that employs an indexing investment approach designed to track the performance of the CRSP US Mid Cap Index, a float-adjusted, market-capitalization-weighted benchmark measuring the investment return of mid-capitalization U.S. stocks. The fund invests all or substantially all of its assets in the common stocks included in the CRSP US Mid Cap Index, holding each constituent in approximate proportion to its weighting in the index; it provides broad exposure to mid-sized U.S. companies, typically those ranked between the 70th and 85th percentile of total U.S. market capitalization, subject to minimum size and liquidity criteria, with quarterly rebalances spread over five days to minimize trading costs and market impact. Key features include an ultralow expense ratio of 0.05%, a minimum initial investment of USD 3,000 for Admiral Shares, total net assets exceeding USD 199 billion as of late 2025, low portfolio turnover of approximately 16%, and a trailing twelve-month yield of 1.48%; top holdings as of mid-2025 include Constellation Energy Corp (1.31%), Robinhood Markets Inc (1.26%), and Newmont Corp (0.99%), with sector allocations leaning toward industrials and away from communication services. VIMAX serves long-term investors seeking diversified, cost-efficient mid-cap blend equity exposure as part of a broader portfolio complementing large-cap and small-cap segments, primarily targeting individual and institutional clients through Vanguard's platform. The Vanguard Group, Inc., headquartered in Malvern, Pennsylvania, founded the fund on November 12, 2001, and it operates within Vanguard's extensive lineup of passively managed equity index funds focused exclusively on the U.S. market. The fund remains fully invested with no meaningful cash buffer, enabling close index tracking while exposing it to full mid-cap market volatility; its market-cap weighting leverages collective market wisdom for position sizing, resulting in lower concentration (top 10 holdings at 9.6%) and historically superior risk-adjusted performance versus mid-cap blend peers. Recent developments at Vanguard include portfolio manager adjustments across 44 stock index funds and ETFs, including mid-cap strategies, in June 2025, following February 2025 additions to ensure smooth transitions amid routine team optimizations. Vanguard implemented its largest fee reductions in early 2025, costing an estimated USD 350 million, while launching about a dozen new low-cost bond ETFs and establishing a dedicated wealth management division to address surging client demand; the firm also entered a strategic collaboration with Wellington and Blackstone for private assets access, though no direct changes to VIMAX operations were announced. Fund management transitioned with Aurelie Denis assuming primary responsibility in February 2023, supported by Vanguard's equity index group leveraging advanced trading technology and risk oversight.