MGC vs VV: Holdings Overlap
MGCVanguard Mega Cap Index Fund
Vanguard · 173 holdings · $10.3B · as of 2026-05-31
VVVanguard Large-cap Index Fund
Vanguard · 444 holdings · $54.4B · as of 2026-03-31
Holdings snapshots are 61 days apart (MGC: 2026-05-31, VV: 2026-03-31). Weights and index membership change between snapshots, so the true current overlap is typically higher than shown. For funds tracking the same index, the gap can be 5–15 points.
How similar are MGC and VV?
Vanguard Mega Cap Index Fund (MGC, by Vanguard) holds 173 positions; Vanguard Large-cap Index Fund (VV, by Vanguard) holds 444. They have 173 holdings in common, and by portfolio weight the two funds are 82.0% identical. In practical terms the pair is heavily overlapping, with largely the same stocks driving both funds.
- Overlap by Weight
- 82.0%Sum of the smaller weight of each shared holding
- Shared Holdings
- 173MGC holds 173 · VV holds 444
- Weight in Shared Holdings
- MGC 100%·VV 84%Share of each fund's weight in stocks both funds own
Based on each fund's latest official holdings. How is this calculated?
What makes each fund different
Only in MGC
Every position in MGC is also held by VV, so it brings nothing the other fund doesn’t already own.
Only in VV
271 of 444 positions (15.7% of the fund) are not held by MGC. Showing the top 30 by weight.
Sector Breakdown
| Sector | MGC | VV |
|---|---|---|
| Information Technology | 42.4% | 33.0% |
| Financials | 10.7% | 12.4% |
| Communication Services | 12.2% | 10.6% |
| Consumer Discretionary | 9.7% | 9.7% |
| Health Care | 8.6% | 9.6% |
| Other Sectors | 16.0% | 24.3% |
Share of each fund's portfolio weight by GICS-style sector, compiled from issuer fund data and our own classification of the holdings, not the issuers' published sector charts.
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| MGC | +3.6% | +13.6% | +24.3% | +22.7% | +14.0% | +16.2% | 0.89% |
| VV | +3.4% | +13.8% | +23.2% | +21.5% | +13.0% | +15.4% | 0.99% |
Total returns including dividends, from adjusted daily closes as of 2026-08-07. 3Y/5Y/10Y are annualized. Yield is trailing-12-month distributions over the last close. Past performance does not predict future results.
Project the growth of $10,000 in MGC vs VV →
Shared Holdings(173)
The top 10 shared positions account for 45% of the overlap, led by NVDA, AAPL and MSFT.
 NVDANVIDIA Corp. COM | 9.10% | 7.36% | 7.36% |
|---|---|---|---|
 AAPLApple Inc. COM | 8.55% | 6.81% | 6.81% |
 MSFTMicrosoft Corp. COM | 6.24% | 5.03% | 5.03% |
 AMZNAmazon.com, Inc. COM | 4.88% | 3.68% | 3.68% |
 GOOGLAlphabet Inc. CAP STK CL A | 4.13% | 3.06% | 3.06% |
 AVGOBroadcom Inc COM | 3.95% | 2.68% | 2.68% |
 GOOGAlphabet Inc. CAP STK CL C | 3.25% | 2.43% | 2.43% |
 METAMeta Platforms, Inc., Class A | 2.58% | 2.29% | 2.29% |
 TSLATesla Inc COM | 2.29% | 1.91% | 1.91% |
 BRK-BBerkshire Hathaway, Inc., Class B | 1.53% | 1.54% | 1.53% |
 LLYEli Lilly & Co. COM | 1.75% | 1.43% | 1.43% |
 JPMJPMorgan Chase & Co. COM | 1.41% | 1.36% | 1.36% |
 XOMExxon Mobil Corp. COM | 1.13% | 1.29% | 1.13% |
 JNJJohnson & Johnson COM | 1.01% | 1.08% | 1.01% |
 WMTWalmart Inc COM | 0.95% | 1.00% | 0.95% |
 VVisa, Inc., Class A | 1.02% | 0.86% | 0.86% |
 COSTCostco Wholesale Corporation COM | 0.79% | 0.81% | 0.79% |
 MAMasterCard Incorporated CL A | 0.73% | 0.73% | 0.73% |
 ABBVAbbVie Inc. COM | 0.72% | 0.70% | 0.70% |
 MUMicron Technology Inc. COM | 2.04% | 0.70% | 0.70% |
 NFLXNetflix, Inc. COM | 0.68% | 0.74% | 0.68% |
 CVXChevron Corp. COM | 0.65% | 0.72% | 0.65% |
 PGThe Procter & Gamble Co. COM | 0.62% | 0.61% | 0.61% |
 AMDAdvanced Micro Devices Inc. COM | 1.57% | 0.61% | 0.61% |
 CATCaterpillar Inc COM | 0.76% | 0.60% | 0.60% |
Frequently Asked Questions
How much do MGC and VV overlap?
MGC and VV overlap by 82.0% of portfolio weight. They share 173 holdings (MGC holds 173 positions and VV holds 444), based on each fund's latest SEC-reported holdings.
Is it redundant to own both MGC and VV?
The two portfolios are 82.0% identical by weight. Owning both mostly doubles down on the shared core rather than diversifying: the same large positions drive both funds.
What are the biggest shared holdings of MGC and VV?
The largest positions held by both funds are NVDA, AAPL, MSFT, AMZN and GOOGL. Together the top 10 shared positions account for 45% of the total overlap.
What does MGC own that VV doesn't?
Nothing. Every position in MGC is also held by VV. In the other direction, 271 positions (15.7% of VV) are unique to VV.