MGK — Vanguard Mega Cap Growth Index Fund
Data updated: 2026-08-28
MGK — Vanguard Mega Cap Growth Index Fund. United States Large Cap Growth Information Technology Equity. Holdings, fees, performance and SEC filings.
MGK Fund Overview
MGK — Vanguard Mega Cap Growth Index Fund is a US ETF managed by Vanguard World Fund, categorised as United States Large Cap Growth Information Technology Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US ETF
- Manager: Vanguard World Fund
- Category: United States Large Cap Growth Information Technology Equity
- Assets under management: $33.30B
- 1-year return: 20.6%
- Ticker: MGK
- SEC CIK: 0000052848
- SEC series ID: S000019700
- Share class ID: C000055216
MGK Holdings
Top 10 holdings of Vanguard Mega Cap Growth Index Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| NVIDIA Corp | 13.27% |
| Apple Inc | 12.17% |
| Microsoft Corp | 7.50% |
| Alphabet Inc | 5.92% |
| Alphabet Inc | 4.66% |
| Amazon.com Inc | 4.46% |
| Broadcom Inc | 4.27% |
| Meta Platforms Inc | 4.08% |
| Tesla Inc | 3.93% |
| Eli Lilly & Co | 3.40% |
MGK Portfolio Allocation
Asset-class allocation of Vanguard Mega Cap Growth Index Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 99.8% |
| Cash & Equivalents | 0.6% |
MGK Performance
Total returns for MGK (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 6.8% |
| 1 year | 20.6% |
| 3 years (annualised) | 23.7% |
| 5 years (annualised) | 14.3% |
MGK Risk Information
Risk metrics for MGK, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 20.0%
MGK Costs and Fees
MGK costs about $5 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.05%
- Gross expense ratio: 0.05%
- Portfolio turnover: 14%
- Brokerage commissions: 0.10 bps of average net assets (SEC N-CEN)
MGK Cashflows
Over the 12 months to 2026-06, Vanguard Mega Cap Growth Index Fund had net inflows of $478.66M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-06 | −$248.17M |
| 2026-05 | $3.85M |
| 2026-04 | $208.01M |
| 2026-03 | $37.75M |
| 2026-02 | −$1.05B |
| 2026-01 | −$129.81M |
MGK Debt Constituents
No individual debt constituents are reported in Vanguard Mega Cap Growth Index Fund's latest SEC N-PORT filing.
MGK Prospectus and SEC Filings
Official Vanguard Mega Cap Growth Index Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2026-01-28
- Prospectus (485BPOS) — filed 2024-11-22
- Prospectus supplement (497) — filed 2026-02-02
- Portfolio holdings (N-PORT) — filed 2026-08-28
- Portfolio holdings (N-PORT) — filed 2026-05-28
- Portfolio holdings (N-PORT) — filed 2026-02-26
- Annual census (N-CEN) — filed 2025-12-10
- Annual census (N-CEN) — filed 2024-12-12
Related Funds
Other United States Large Cap Growth Information Technology 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.