Vanguard Mid-Cap Index Fund Investor Shares (VIMSX)

NASDAQ · Mutual Fund · Delayed Price · Currency is USD
85.27
+0.75 (0.89%)
At close: May 22, 2026
Fund Assets213.76B
Expense Ratio0.17%
Min. Investment$3,000
Turnover16.00%
Dividend (ttm)1.08
Dividend Yield1.26%
Dividend Growth4.17%
Payout FrequencyQuarterly
Ex-Dividend DateMar 27, 2026
Previous Close84.52
YTD Return7.99%
1-Year Return18.29%
5-Year Return44.98%
52-Week Low72.76
52-Week High85.42
Beta (5Y)n/a
Holdings300
Inception DateMay 21, 1998

About VIMSX

Vanguard Mid-Cap Index Fund Investor Shares is a mutual fund designed to replicate the performance of the CRSP US Mid Cap Index, which covers a broad spectrum of medium-sized U.S. companies. This fund employs a passive management strategy, aiming to deliver returns in line with its benchmark by investing in a diversified portfolio of mid-cap stocks. These stocks typically represent companies that are well-established but not dominant in their industries, offering a balance of growth potential and financial stability. Notable features of this fund include its extensive diversification—holding over 300 stocks—with no significant concentration in any single company or sector. The fund's portfolio closely mirrors the sector weights and style of its peer group, while its market-cap weighted approach helps reduce unnecessary trading and associated costs. With a relatively low expense ratio of 0.17% and a minimum investment requirement of $3,000, the fund is recognized for its cost efficiency. Regular quarterly dividends and a disciplined approach to turnover further enhance its appeal. In the broader market context, this fund offers investors core exposure to U.S. mid-cap equities, serving as a foundational holding in diversified portfolios seeking to capture the growth dynamics of mid-sized firms.

Fund Family Vanguard
Category Mid-Cap Blend
Performance Rating Above Average
Risk Rating Below Average
Stock Exchange NASDAQ
Ticker Symbol VIMSX
Share Class Investor Shares
Index CRSP US Mid Cap TR

Performance

VIMSX had a total return of 18.29% in the past year, including dividends. Since the fund's inception, the average annual return has been 10.01%.

Equivalent ETF

VIMSX has an equivalent ETF with the ticker symbol VO, the Vanguard Mid-Cap ETF. This is an ETF from the same fund company that follows the same index. It has an expense ratio of 0.04% compared to 0.17% for VIMSX.

SymbolNameExpense Ratio
VOVanguard Mid-Cap ETF0.04%

Other Share Classes

These are alternative share classes of the same fund, from the same provider.

SymbolShare ClassExpense Ratio
VMCPXInstitutional Plus Shares0.03%
VMCIXInstitutional Shares0.04%
VIMAXAdmiral Shares0.05%

Top 10 Holdings

10.63% of assets
NameSymbolWeight
Western Digital CorporationWDC1.49%
Seagate Technology Holdings plcSTX1.48%
Vertiv Holdings CoVRT1.25%
Quanta Services, Inc.PWR1.10%
Howmet Aerospace Inc.HWM0.98%
Constellation Energy CorporationCEG0.97%
Cummins Inc.CMI0.94%
SLB N.V.SLB0.86%
CRH plcCRH0.80%
Valero Energy CorporationVLO0.76%
View More Holdings

Dividend History

Ex-DividendAmountPay Date
Mar 27, 2026$0.2639Mar 30, 2026
Dec 22, 2025$0.2887Dec 23, 2025
Sep 29, 2025$0.2562Sep 30, 2025
Jun 30, 2025$0.2682Jul 1, 2025
Mar 27, 2025$0.2928Mar 28, 2025
Dec 23, 2024$0.2753Dec 24, 2024
Full Dividend History