CGGO vs MGK: Holdings Overlap
CGGOCapital Group Global Growth Equity ETF
Capital Group · 104 holdings · $11.5B · as of 2026-05-31
MGKVanguard Mega Cap Growth Index Fund
Vanguard · 59 holdings · $33.7B · as of 2026-03-31
Holdings snapshots are 61 days apart (CGGO: 2026-05-31, MGK: 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 CGGO and MGK?
Capital Group Global Growth Equity ETF (CGGO, by Capital Group) holds 104 positions; Vanguard Mega Cap Growth Index Fund (MGK, by Vanguard) holds 59. They have 17 holdings in common, and by portfolio weight the two funds are 19.3% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 19.3%Sum of the smaller weight of each shared holding
- Shared Holdings
- 17CGGO holds 104 · MGK holds 59
- Weight in Shared Holdings
- CGGO 21%·MGK 65%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 CGGO
87 of 104 positions (77.6% of the fund) are not held by MGK. Showing the top 30 by weight.
Only in MGK
42 of 59 positions (35.0% of the fund) are not held by CGGO. Showing the top 30 by weight.
Sector Breakdown
| Sector | CGGO | MGK |
|---|---|---|
| Information Technology | 39.1% | 54.4% |
| Communication Services | 6.7% | 16.7% |
| Industrials | 13.4% | 3.0% |
| Consumer Discretionary | 8.3% | 13.1% |
| Financials | 10.4% | 4.9% |
| Other Sectors | 17.2% | 7.8% |
| Unclassified | 3.0% | 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 (3% of CGGO, 0% of MGK).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| CGGO | -0.2% | +17.3% | +26.5% | +20.0% | — | — | 0.98% |
| MGK | +3.8% | +10.2% | +19.4% | +24.7% | +14.0% | +18.8% | 0.32% |
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 CGGO vs MGK →
Shared Holdings(17)
The top 10 shared positions account for 81% of the overlap, led by AVGO, GOOGL and MSFT.
 AVGOBroadcom Inc COM | 3.70% | 4.40% | 3.70% |
|---|---|---|---|
 GOOGLAlphabet Inc. CAP STK CL A | 3.02% | 5.51% | 3.02% |
 MSFTMicrosoft Corp. COM | 2.04% | 9.01% | 2.04% |
 NVDANVIDIA Corp. COM | 1.39% | 13.75% | 1.39% |
 METAMeta Platforms, Inc., Class A | 1.37% | 4.17% | 1.37% |
 LLYEli Lilly & Co. COM | 0.89% | 3.17% | 0.89% |
 VVisa, Inc., Class A | 0.88% | 1.97% | 0.88% |
 BABoeing Co. (The) | 0.92% | 0.78% | 0.78% |
 GEVGE Vernova Inc. COM | 0.76% | 1.14% | 0.76% |
 AAPLApple Inc. COM | 0.75% | 12.60% | 0.75% |
 AMZNAmazon.com, Inc. COM | 0.73% | 4.59% | 0.73% |
 BKNGBooking Holdings Inc COM | 0.65% | 0.71% | 0.65% |
 VRTXVertex Pharmaceuticals Incorporated COM | 1.14% | 0.65% | 0.65% |
 APPAppLovin Corp., Class A | 0.81% | 0.55% | 0.55% |
 GLWCorning Incorporated COM | 0.63% | 0.44% | 0.44% |
 MNSTMonster Beverage Corp COM | 0.60% | 0.40% | 0.40% |
 KLACKLA Corp. COM NEW | 0.32% | 0.98% | 0.32% |
Frequently Asked Questions
How much do CGGO and MGK overlap?
CGGO and MGK overlap by 19.3% of portfolio weight. They share 17 holdings (CGGO holds 104 positions and MGK holds 59), based on each fund's latest SEC-reported holdings.
Is it redundant to own both CGGO and MGK?
The two portfolios are 19.3% identical by weight. Owning both is not redundant. Most of each portfolio is distinct, so the funds can serve different roles.
What are the biggest shared holdings of CGGO and MGK?
The largest positions held by both funds are AVGO, GOOGL, MSFT, NVDA and META. Together the top 10 shared positions account for 81% of the total overlap.
What does CGGO own that MGK doesn't?
87 positions (77.6% of CGGO) are unique to CGGO, led by TSM, MU and 000660. In the other direction, 42 positions (35.0% of MGK) are unique to MGK.