COPX vs EWJ: Holdings Overlap
COPXGlobal X Copper Miners ETF
Global X · 39 holdings · $7.8B · as of 2026-04-30
iShares · 179 holdings · $22.4B · as of 2026-05-31
Holdings snapshots are 31 days apart (COPX: 2026-04-30, EWJ: 2026-05-31). 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 COPX and EWJ?
Global X Copper Miners ETF (COPX, by Global X) holds 39 positions; iShares MSCI Japan ETF (EWJ, by iShares) holds 179. They have 1 holdings in common, and by portfolio weight the two funds are 0.3% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 0.3%Sum of the smaller weight of each shared holding
- Shared Holdings
- 1COPX holds 39 · EWJ holds 179
- Weight in Shared Holdings
- COPX 6%·EWJ 0%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 COPX
38 of 39 positions (93.8% of the fund) are not held by EWJ. Showing the top 30 by weight.
Only in EWJ
178 of 179 positions (99.0% of the fund) are not held by COPX. Showing the top 30 by weight.
Sector Breakdown
| Sector | COPX | EWJ |
|---|---|---|
| Materials | 77.9% | 3.3% |
| Industrials | 0.0% | 23.4% |
| Information Technology | 0.0% | 17.7% |
| Financials | 0.0% | 16.3% |
| Consumer Discretionary | 0.0% | 12.2% |
| Other Sectors | 0.0% | 19.8% |
| Unclassified | 21.9% | 6.5% |
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 (22% of COPX, 7% of EWJ).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| COPX | +18.0% | +23.0% | +100.2% | +32.7% | +21.6% | +20.3% | 2.19% |
| EWJ | +4.1% | +20.7% | +31.9% | +19.3% | +10.0% | +9.3% | 3.68% |
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 COPX vs EWJ →
Shared Holdings(1)
 5713Sumitomo Metal Mining Co. Ltd. | 5.97% | 0.27% | 0.27% |
|---|
Frequently Asked Questions
How much do COPX and EWJ overlap?
COPX and EWJ overlap by 0.3% of portfolio weight. They share 1 holdings (COPX holds 39 positions and EWJ holds 179), based on each fund's latest SEC-reported holdings.
Is it redundant to own both COPX and EWJ?
The two portfolios are 0.3% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of COPX and EWJ?
The largest positions held by both funds are 5713. Together the top 1 shared positions account for 99% of the total overlap.
What does COPX own that EWJ doesn't?
38 positions (93.8% of COPX) are unique to COPX, led by LUN, GLENPEN and KGH. In the other direction, 178 positions (99.0% of EWJ) are unique to EWJ.