COPX vs EFA: how much do they overlap?
Global X Copper Miners ETF (COPX) · iShares MSCI EAFE ETF (EFA)
overlap by weight · 5 shared holdings
COPX: 39 holdings (as of 2026-04-30) · EFA: 677 holdings (as of 2026-04-30)
Low overlap
What this means
COPX and EFA hold mostly different stocks. Combining them genuinely spreads your exposure across different parts of the market.
Overlap by weight sums the smaller of the two funds' weights for every stock they both hold — it answers "how much of my money is in the same stocks either way?" See methodology.
Top shared holdings
| Company | Ticker | in COPX | in EFA |
|---|---|---|---|
| BHP GROUP LIMITED | — | 4.91% | 0.93% |
| GLENCORE PLC | — | 5.99% | 0.36% |
| ANTOFAGASTA PLC | — | 4.86% | 0.09% |
| Sumitomo Metal Mining Co., Ltd. | — | 5.97% | 0.07% |
| Boliden AB | — | 4.33% | 0.07% |
FAQ
How much do COPX and EFA overlap?
COPX and EFA have a 1.5% overlap by weight, sharing 5 holdings (out of 39 in COPX and 677 in EFA), based on official issuer holdings as of 2026-04-30.
What does 1.5% overlap mean?
COPX and EFA hold mostly different stocks. Combining them genuinely spreads your exposure across different parts of the market.
Which stocks do COPX and EFA both hold?
The largest shared positions are BHP GROUP LIMITED, GLENCORE PLC, ANTOFAGASTA PLC, Sumitomo Metal Mining Co., Ltd., Boliden AB. The full list of top shared holdings with weights in each fund is shown on this page.