MGC vs MGV: Holdings Overlap
MGCVanguard Mega Cap Index Fund
Vanguard · 173 holdings · $10.3B · as of 2026-05-31
MGVVanguard Mega Cap Value Index Fund
Vanguard · 120 holdings · $13.6B · as of 2026-05-31
How similar are MGC and MGV?
Vanguard Mega Cap Index Fund (MGC, by Vanguard) holds 173 positions; Vanguard Mega Cap Value Index Fund (MGV, by Vanguard) holds 120. They have 120 holdings in common, and by portfolio weight the two funds are 39.3% identical. In practical terms the pair is moderately overlapping; they share a meaningful core, but each fund adds distinct exposure.
- Overlap by Weight
- 39.3%Sum of the smaller weight of each shared holding
- Shared Holdings
- 120MGC holds 173 · MGV holds 120
- Weight in Shared Holdings
- MGC 39%·MGV 100%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
53 of 173 positions (60.4% of the fund) are not held by MGV. Showing the top 30 by weight.
Only in MGV
Every position in MGV is also held by MGC, so it brings nothing the other fund doesn’t already own.
Sector Breakdown
| Sector | MGC | MGV |
|---|---|---|
| Information Technology | 42.4% | 18.0% |
| Financials | 10.7% | 21.6% |
| Health Care | 8.6% | 15.9% |
| Industrials | 6.4% | 13.6% |
| Communication Services | 12.2% | 3.2% |
| Other Sectors | 19.3% | 26.1% |
| Unclassified | 0.1% | 1.1% |
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. “Unclassified” is weight we could not classify (0% of MGC, 1% of MGV).
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% |
| MGV | +1.6% | +19.3% | +30.6% | +18.7% | +13.1% | +13.0% | 1.83% |
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 MGV →
Shared Holdings(120)
The top 10 shared positions account for 29% of the overlap, led by MU, BRK-B and JPM.
 MUMicron Technology Inc. COM | 2.04% | 5.26% | 2.04% |
|---|---|---|---|
 BRK-BBerkshire Hathaway, Inc., Class B | 1.53% | 3.15% | 1.53% |
 JPMJPMorgan Chase & Co. COM | 1.41% | 3.64% | 1.41% |
 XOMExxon Mobil Corp. COM | 1.13% | 2.91% | 1.13% |
 JNJJohnson & Johnson COM | 1.01% | 2.61% | 1.01% |
 WMTWalmart Inc COM | 0.95% | 2.44% | 0.95% |
 INTCIntel Corporation COM | 0.86% | 2.20% | 0.86% |
 CSCOCisco Systems, Inc. COM | 0.80% | 2.06% | 0.80% |
 COSTCostco Wholesale Corporation COM | 0.79% | 2.04% | 0.79% |
 CATCaterpillar Inc COM | 0.76% | 1.96% | 0.76% |
 ABBVAbbVie Inc. COM | 0.72% | 1.85% | 0.72% |
 AMATApplied Materials Inc. COM | 0.67% | 1.72% | 0.67% |
 CVXChevron Corp. COM | 0.65% | 1.66% | 0.65% |
 UNHUnitedHealth Group Inc. COM | 0.64% | 1.66% | 0.64% |
 PGThe Procter & Gamble Co. COM | 0.62% | 1.60% | 0.62% |
 BACBank of America Corp. COM | 0.62% | 1.60% | 0.62% |
 GEGeneral Electric Co. | 0.60% | 1.55% | 0.60% |
 HDHome Depot, Inc. (The) | 0.59% | 1.52% | 0.59% |
 MRKMerck & Co., Inc COM | 0.55% | 1.41% | 0.55% |
 GSGoldman Sachs Group, Inc. (The) | 0.54% | 1.39% | 0.54% |
 IBMInternational Business Machines Corp. COM | 0.52% | 1.34% | 0.52% |
 TXNTexas Instruments Inc. COM | 0.52% | 1.33% | 0.52% |
 PMPhilip Morris International Inc. COM | 0.52% | 1.33% | 0.52% |
 KOCoca-Cola Co (The) COM | 0.51% | 1.31% | 0.51% |
 QCOMQUALCOMM Inc. COM | 0.50% | 1.29% | 0.50% |
Frequently Asked Questions
How much do MGC and MGV overlap?
MGC and MGV overlap by 39.3% of portfolio weight. They share 120 holdings (MGC holds 173 positions and MGV holds 120), based on each fund's latest SEC-reported holdings.
Is it redundant to own both MGC and MGV?
The two portfolios are 39.3% identical by weight. Owning both is defensible: they share a meaningful core, but each fund adds exposure the other lacks.
What are the biggest shared holdings of MGC and MGV?
The largest positions held by both funds are MU, BRK-B, JPM, XOM and JNJ. Together the top 10 shared positions account for 29% of the total overlap.
What does MGC own that MGV doesn't?
53 positions (60.4% of MGC) are unique to MGC, led by NVDA, AAPL and MSFT. In the other direction, 0 positions (0.0% of MGV) are unique to MGV.