MGC vs GSUS: Holdings Overlap
MGCVanguard Mega Cap Index Fund
Vanguard · 173 holdings · $10.3B · as of 2026-05-31
GSUSGoldman Sachs MarketBeta U.S. Equity ETF
Goldman Sachs · 413 holdings · $3.2B · as of 2026-05-31
How similar are MGC and GSUS?
Vanguard Mega Cap Index Fund (MGC, by Vanguard) holds 173 positions; Goldman Sachs MarketBeta U.S. Equity ETF (GSUS, by Goldman Sachs) holds 413. They have 172 holdings in common, and by portfolio weight the two funds are 84.2% identical. In practical terms the pair is heavily overlapping, with largely the same stocks driving both funds.
- Overlap by Weight
- 84.2%Sum of the smaller weight of each shared holding
- Shared Holdings
- 172MGC holds 173 · GSUS holds 413
- Weight in Shared Holdings
- MGC 100%·GSUS 85%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 GSUS
241 of 413 positions (14.7% of the fund) are not held by MGC. Showing the top 30 by weight.
Sector Breakdown
| Sector | MGC | GSUS |
|---|---|---|
| Information Technology | 42.4% | 38.5% |
| Communication Services | 12.2% | 11.1% |
| Financials | 10.7% | 11.0% |
| Consumer Discretionary | 9.7% | 10.1% |
| Health Care | 8.6% | 8.4% |
| Other Sectors | 16.0% | 20.7% |
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% |
| GSUS | +3.4% | +13.8% | +23.5% | +21.6% | +13.0% | — | 0.96% |
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 GSUS →
Shared Holdings(172)
The top 10 shared positions account for 47% of the overlap, led by NVDA, AAPL and MSFT.
 NVDANVIDIA Corp. COM | 9.10% | 7.72% | 7.72% |
|---|---|---|---|
 AAPLApple Inc. COM | 8.55% | 6.98% | 6.98% |
 MSFTMicrosoft Corp. COM | 6.24% | 5.16% | 5.16% |
 AMZNAmazon.com, Inc. COM | 4.88% | 4.06% | 4.06% |
 GOOGLAlphabet Inc. CAP STK CL A | 4.13% | 3.46% | 3.46% |
 AVGOBroadcom Inc COM | 3.95% | 3.25% | 3.25% |
 GOOGAlphabet Inc. CAP STK CL C | 3.25% | 2.98% | 2.98% |
 TSLATesla Inc COM | 2.29% | 2.28% | 2.28% |
 METAMeta Platforms, Inc., Class A | 2.58% | 2.16% | 2.16% |
 MUMicron Technology Inc. COM | 2.04% | 1.71% | 1.71% |
 LLYEli Lilly & Co. COM | 1.75% | 1.46% | 1.46% |
 AMDAdvanced Micro Devices Inc. COM | 1.57% | 1.31% | 1.31% |
 JPMJPMorgan Chase & Co. COM | 1.41% | 1.26% | 1.26% |
 BRK-BBerkshire Hathaway, Inc., Class B | 1.53% | 1.03% | 1.03% |
 XOMExxon Mobil Corp. COM | 1.13% | 0.95% | 0.95% |
 VVisa, Inc., Class A | 1.02% | 0.86% | 0.86% |
 JNJJohnson & Johnson COM | 1.01% | 0.85% | 0.85% |
 INTCIntel Corporation COM | 0.86% | 0.79% | 0.79% |
 WMTWalmart Inc COM | 0.95% | 0.79% | 0.79% |
 CSCOCisco Systems, Inc. COM | 0.80% | 0.75% | 0.75% |
 COSTCostco Wholesale Corporation COM | 0.79% | 0.66% | 0.66% |
 CATCaterpillar Inc COM | 0.76% | 0.64% | 0.64% |
 LRCXLam Research Corporation COM NEW | 0.74% | 0.62% | 0.62% |
 MAMasterCard Incorporated CL A | 0.73% | 0.61% | 0.61% |
 ABBVAbbVie Inc. COM | 0.72% | 0.60% | 0.60% |
Frequently Asked Questions
How much do MGC and GSUS overlap?
MGC and GSUS overlap by 84.2% of portfolio weight. They share 172 holdings (MGC holds 173 positions and GSUS holds 413), based on each fund's latest SEC-reported holdings.
Is it redundant to own both MGC and GSUS?
The two portfolios are 84.2% 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 GSUS?
The largest positions held by both funds are NVDA, AAPL, MSFT, AMZN and GOOGL. Together the top 10 shared positions account for 47% of the total overlap.
What does MGC own that GSUS doesn't?
1 positions (0.1% of MGC) are unique to MGC, led by BRK-A. In the other direction, 241 positions (14.7% of GSUS) are unique to GSUS.