VMGMX — Vanguard Mid-Cap Growth Index Fund

Data updated: 2026-05-28

VMGMX — Vanguard Mid-Cap Growth Index Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. United States Mid Cap Growth Equity · $29.25B AUM · 0.07% expense ratio · 5.9% 1-yr return. From SEC regulatory filings.

VMGMX Fund Overview

VMGMX — Vanguard Mid-Cap Growth Index Fund is a US ETF managed by Vanguard Index Funds, categorised as United States Mid Cap Growth Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.

  • Type: US ETF
  • Manager: Vanguard Index Funds
  • Category: United States Mid Cap Growth Equity
  • Assets under management: $29.25B
  • 1-year return: 5.9%
  • Ticker: VMGMX
  • SEC CIK: 0000036405
  • SEC series ID: S000012756
  • Share class ID: C000105306

VMGMX Holdings

Top 10 holdings of Vanguard Mid-Cap Growth Index Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.

Holding% of net assets
Vertiv Holdings Co2.49%
Howmet Aerospace Inc2.40%
Constellation Energy Corp2.24%
Seagate Technology Holdings PLC2.22%
Quanta Services Inc2.14%
Motorola Solutions Inc1.87%
Ross Stores Inc1.82%
Royal Caribbean Cruises Ltd1.74%
TransDigm Group Inc1.70%
Cloudflare Inc1.62%

View all VMGMX holdings

VMGMX Portfolio Allocation

Asset-class allocation of Vanguard Mid-Cap Growth Index Fund by percentage of net assets, from the latest SEC N-PORT filing.

Asset classAllocation
Equity99.9%
Cash & Equivalents0.2%

VMGMX Performance

Total returns for VMGMX (as of 2026-08-01), from SEC filings.

PeriodTotal return
YTD-7.6%
1 year5.9%
3 years (annualised)10.5%
5 years (annualised)4.4%

VMGMX Risk Information

Risk metrics for VMGMX, derived from monthly returns in SEC filings.

  • 1-year volatility (annualised): 13.8%

VMGMX Costs and Fees

VMGMX costs about $7 per $10,000 invested per year in fund expenses.

  • Net expense ratio: 0.07%
  • Gross expense ratio: 0.07%
  • Portfolio turnover: 17%
  • Brokerage commissions: 0.21 bps of average net assets (SEC N-CEN)

VMGMX Cashflows

Over the 12 months to 2026-03, Vanguard Mid-Cap Growth Index Fund had net inflows of $758.20M, from monthly SEC N-PORT filings.

MonthNet flow
2026-03−$64.27M
2026-02−$172.50M
2026-01$22.41M
2025-12$266.73M
2025-11$17.35M
2025-10$213.61M

VMGMX Debt Constituents

No individual debt constituents are reported in Vanguard Mid-Cap Growth Index Fund's latest SEC N-PORT filing.

VMGMX Prospectus and SEC Filings

Official Vanguard Mid-Cap Growth Index Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.

Related Funds

Other United States Mid Cap Growth Equity funds tracked on ABC INVEST:

Data Sources

ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.