MGV vs VONV: Holdings Overlap
MGVVanguard Mega Cap Value Index Fund
Vanguard · 120 holdings · $13.6B · as of 2026-05-31
VONVVanguard Russell 1000 Value Index Fund
Vanguard · 865 holdings · $21.9B · as of 2026-05-31
How similar are MGV and VONV?
Vanguard Mega Cap Value Index Fund (MGV, by Vanguard) holds 120 positions; Vanguard Russell 1000 Value Index Fund (VONV, by Vanguard) holds 865. They have 111 holdings in common, and by portfolio weight the two funds are 53.6% identical. In practical terms the pair is moderately overlapping; they share a meaningful core, but each fund adds distinct exposure.
- Overlap by Weight
- 53.6%Sum of the smaller weight of each shared holding
- Shared Holdings
- 111MGV holds 120 · VONV holds 865
- Weight in Shared Holdings
- MGV 91%·VONV 54%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 MGV
9 of 120 positions (8.5% of the fund) are not held by VONV.
Only in VONV
754 of 865 positions (45.4% of the fund) are not held by MGV. Showing the top 30 by weight.
Sector Breakdown
| Sector | MGV | VONV |
|---|---|---|
| Financials | 21.6% | 18.5% |
| Information Technology | 18.0% | 17.8% |
| Health Care | 15.9% | 10.6% |
| Industrials | 13.6% | 12.7% |
| Consumer Staples | 11.0% | 6.7% |
| Other Sectors | 18.3% | 33.2% |
| Unclassified | 1.1% | 0.0% |
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 (1% of MGV, 0% of VONV).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| MGV | +1.6% | +19.3% | +30.6% | +18.7% | +13.1% | +13.0% | 1.83% |
| VONV | +4.0% | +23.4% | +34.7% | +19.1% | +12.1% | +11.8% | 1.52% |
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 MGV vs VONV →
Shared Holdings(111)
The top 10 shared positions account for 33% of the overlap, led by MU, BRK-B and JPM.
 MUMicron Technology Inc. COM | 5.26% | 3.22% | 3.22% |
|---|---|---|---|
 BRK-BBerkshire Hathaway, Inc., Class B | 3.15% | 2.60% | 2.60% |
 JPMJPMorgan Chase & Co. COM | 3.64% | 2.27% | 2.27% |
 XOMExxon Mobil Corp. COM | 2.91% | 1.82% | 1.82% |
 JNJJohnson & Johnson COM | 2.61% | 1.61% | 1.61% |
 INTCIntel Corporation COM | 2.20% | 1.50% | 1.50% |
 CSCOCisco Systems, Inc. COM | 2.06% | 1.42% | 1.42% |
 WMTWalmart Inc COM | 2.44% | 1.35% | 1.35% |
 CATCaterpillar Inc COM | 1.96% | 1.06% | 1.06% |
 UNHUnitedHealth Group Inc. COM | 1.66% | 1.03% | 1.03% |
 CVXChevron Corp. COM | 1.66% | 1.02% | 1.02% |
 PGThe Procter & Gamble Co. COM | 1.60% | 1.00% | 1.00% |
 BACBank of America Corp. COM | 1.60% | 0.93% | 0.93% |
 MRKMerck & Co., Inc COM | 1.41% | 0.88% | 0.88% |
 IBMInternational Business Machines Corp. COM | 1.34% | 0.82% | 0.82% |
 PMPhilip Morris International Inc. COM | 1.33% | 0.82% | 0.82% |
 GSGoldman Sachs Group, Inc. (The) | 1.39% | 0.81% | 0.81% |
 AMATApplied Materials Inc. COM | 1.72% | 0.76% | 0.76% |
 RTXRTX Corp. COM | 1.16% | 0.71% | 0.71% |
 WFCWells Fargo & Co. COM | 1.15% | 0.71% | 0.71% |
 MSMorgan Stanley COM NEW | 1.19% | 0.70% | 0.70% |
 LINLinde PLC COM EUR0.001 | 1.11% | 0.69% | 0.69% |
 QCOMQUALCOMM Inc. COM | 1.29% | 0.61% | 0.61% |
 ADIAnalog Devices Inc. COM | 0.97% | 0.60% | 0.60% |
 VZVerizon Communications Inc. COM | 0.87% | 0.60% | 0.60% |
Frequently Asked Questions
How much do MGV and VONV overlap?
MGV and VONV overlap by 53.6% of portfolio weight. They share 111 holdings (MGV holds 120 positions and VONV holds 865), based on each fund's latest SEC-reported holdings.
Is it redundant to own both MGV and VONV?
The two portfolios are 53.6% 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 MGV and VONV?
The largest positions held by both funds are MU, BRK-B, JPM, XOM and JNJ. Together the top 10 shared positions account for 33% of the total overlap.
What does MGV own that VONV doesn't?
9 positions (8.5% of MGV) are unique to MGV, led by COST, ABBV and GE. In the other direction, 754 positions (45.4% of VONV) are unique to VONV.