MGC vs SCHX: Holdings Overlap
MGCVanguard Mega Cap Index Fund
Vanguard · 173 holdings · $10.3B · as of 2026-05-31
Schwab · 748 holdings · $74.3B · as of 2026-05-31
How similar are MGC and SCHX?
Vanguard Mega Cap Index Fund (MGC, by Vanguard) holds 173 positions; Schwab U.S. Large-Cap ETF (SCHX, by Schwab) holds 748. They have 171 holdings in common, and by portfolio weight the two funds are 78.9% identical. In practical terms the pair is heavily overlapping, with largely the same stocks driving both funds.
- Overlap by Weight
- 78.9%Sum of the smaller weight of each shared holding
- Shared Holdings
- 171MGC holds 173 · SCHX holds 748
- Weight in Shared Holdings
- MGC 99%·SCHX 80%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
2 of 173 positions (0.6% of the fund) are not held by SCHX.
Sector Breakdown
| Sector | MGC | SCHX |
|---|---|---|
| Information Technology | 42.4% | 37.4% |
| Communication Services | 12.2% | 10.3% |
| Financials | 10.7% | 11.4% |
| Consumer Discretionary | 9.7% | 9.7% |
| Industrials | 6.4% | 9.1% |
| Other Sectors | 18.1% | 22.0% |
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.
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% |
| SCHX | +3.5% | +14.0% | +23.2% | +21.2% | +12.8% | +15.3% | 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 SCHX →
Shared Holdings(171)
The top 10 shared positions account for 47% of the overlap, led by NVDA, AAPL and MSFT.
 NVDANVIDIA Corp. COM | 9.10% | 7.50% | 7.50% |
|---|---|---|---|
 AAPLApple Inc. COM | 8.55% | 6.69% | 6.69% |
 MSFTMicrosoft Corp. COM | 6.24% | 4.88% | 4.88% |
 AMZNAmazon.com, Inc. COM | 4.88% | 3.86% | 3.86% |
 GOOGLAlphabet Inc. CAP STK CL A | 4.13% | 3.23% | 3.23% |
 AVGOBroadcom Inc COM | 3.95% | 3.10% | 3.10% |
 GOOGAlphabet Inc. CAP STK CL C | 3.25% | 2.57% | 2.57% |
 METAMeta Platforms, Inc., Class A | 2.58% | 2.02% | 2.02% |
 TSLATesla Inc COM | 2.29% | 1.79% | 1.79% |
 MUMicron Technology Inc. COM | 2.04% | 1.60% | 1.60% |
 LLYEli Lilly & Co. COM | 1.75% | 1.28% | 1.28% |
 BRK-BBerkshire Hathaway, Inc., Class B | 1.53% | 1.27% | 1.27% |
 AMDAdvanced Micro Devices Inc. COM | 1.57% | 1.23% | 1.23% |
 JPMJPMorgan Chase & Co. COM | 1.41% | 1.18% | 1.18% |
 XOMExxon Mobil Corp. COM | 1.13% | 0.89% | 0.89% |
 VVisa, Inc., Class A | 1.02% | 0.80% | 0.80% |
 JNJJohnson & Johnson COM | 1.01% | 0.79% | 0.79% |
 INTCIntel Corporation COM | 0.86% | 0.79% | 0.79% |
 WMTWalmart Inc COM | 0.95% | 0.74% | 0.74% |
 CSCOCisco Systems, Inc. COM | 0.80% | 0.70% | 0.70% |
 COSTCostco Wholesale Corporation COM | 0.79% | 0.62% | 0.62% |
 CATCaterpillar Inc COM | 0.76% | 0.60% | 0.60% |
 MAMasterCard Incorporated CL A | 0.73% | 0.59% | 0.59% |
 LRCXLam Research Corporation COM NEW | 0.74% | 0.58% | 0.58% |
 ABBVAbbVie Inc. COM | 0.72% | 0.56% | 0.56% |
Frequently Asked Questions
How much do MGC and SCHX overlap?
MGC and SCHX overlap by 78.9% of portfolio weight. They share 171 holdings (MGC holds 173 positions and SCHX holds 748), based on each fund's latest SEC-reported holdings.
Is it redundant to own both MGC and SCHX?
The two portfolios are 78.9% 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 SCHX?
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 SCHX doesn't?
2 positions (0.6% of MGC) are unique to MGC, led by SNDK and BRK-A. In the other direction, 577 positions (20.1% of SCHX) are unique to SCHX.