COPX vs MXI: Holdings Overlap
COPXGlobal X Copper Miners ETF
Global X · 39 holdings · $7.8B · as of 2026-04-30
MXIiShares Global Materials ETF
iShares · 101 holdings · $349M · as of 2026-03-31
Holdings snapshots are 30 days apart (COPX: 2026-04-30, MXI: 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 COPX and MXI?
Global X Copper Miners ETF (COPX, by Global X) holds 39 positions; iShares Global Materials ETF (MXI, by iShares) holds 101. They have 9 holdings in common, and by portfolio weight the two funds are 13.6% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 13.6%Sum of the smaller weight of each shared holding
- Shared Holdings
- 9COPX holds 39 · MXI holds 101
- Weight in Shared Holdings
- COPX 45%·MXI 15%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
30 of 39 positions (55.0% of the fund) are not held by MXI.
Only in MXI
92 of 101 positions (84.8% of the fund) are not held by COPX. Showing the top 30 by weight.
Sector Breakdown
| Sector | COPX | MXI |
|---|---|---|
| Materials | 77.9% | 99.5% |
| Real Estate | 0.0% | 0.1% |
| Communication Services | 0.0% | 0.0% |
| Other Sectors | 0.0% | 0.0% |
| Unclassified | 21.9% | 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 (22% of COPX, 0% of MXI).
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% |
| MXI | +6.2% | +18.1% | +32.9% | +13.0% | +7.2% | +10.9% | 1.62% |
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 MXI →
Shared Holdings(9)
The top 9 shared positions account for 100% of the overlap, led by BHP, FCX and GLENPEN.
 BHPBHP Group Ltd. NPV | 4.91% | 6.21% | 4.91% |
|---|---|---|---|
 FCXFreeport-McMoRan Inc. CL B | 5.04% | 2.85% | 2.85% |
 GLENPENGlencore PLC | 5.99% | 2.43% | 2.43% |
 TECKTeck Resources Ltd., Class B | 4.85% | 0.78% | 0.78% |
 5713Sumitomo Metal Mining Co Ltd. NPV | 5.97% | 0.55% | 0.55% |
 FMFirst Quantum Minerals Ltd. | 3.97% | 0.55% | 0.55% |
 ANTOAntofagasta PLC ORD GBP0.05 | 4.86% | 0.52% | 0.52% |
 BOLBoliden AB | 4.33% | 0.50% | 0.50% |
 SCCOSouthern Copper Corporation COM | 4.84% | 0.48% | 0.48% |
Frequently Asked Questions
How much do COPX and MXI overlap?
COPX and MXI overlap by 13.6% of portfolio weight. They share 9 holdings (COPX holds 39 positions and MXI holds 101), based on each fund's latest SEC-reported holdings.
Is it redundant to own both COPX and MXI?
The two portfolios are 13.6% 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 COPX and MXI?
The largest positions held by both funds are BHP, FCX, GLENPEN, TECK and 5713. Together the top 9 shared positions account for 100% of the total overlap.
What does COPX own that MXI doesn't?
30 positions (55.0% of COPX) are unique to COPX, led by LUN, KGH and HBM. In the other direction, 92 positions (84.8% of MXI) are unique to MXI.