COPX vs DFEM: Holdings Overlap
COPXGlobal X Copper Miners ETF
Global X · 39 holdings · $7.8B · as of 2026-04-30
DFEMDimensional Emerging Markets Core Equity 2 ETF
Dimensional · 6579 holdings · $9.0B · as of 2026-04-30
How similar are COPX and DFEM?
Global X Copper Miners ETF (COPX, by Global X) holds 39 positions; Dimensional Emerging Markets Core Equity 2 ETF (DFEM, by Dimensional) holds 6579. They have 7 holdings in common, and by portfolio weight the two funds are 0.7% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 0.7%Sum of the smaller weight of each shared holding
- Shared Holdings
- 7COPX holds 39 · DFEM holds 6579
- Weight in Shared Holdings
- COPX 18%·DFEM 1%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
32 of 39 positions (82.0% of the fund) are not held by DFEM. Showing the top 30 by weight.
Only in DFEM
6572 of 6579 positions (99.5% of the fund) are not held by COPX. Showing the top 30 by weight.
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% |
| DFEM | +0.2% | +19.5% | +31.4% | +19.8% | — | — | 1.89% |
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 DFEM →
Shared Holdings(7)
The top 7 shared positions account for 100% of the overlap, led by FJZ, CGG and 1208.
 FJZZijin Mining Group Co Ltd | 3.90% | 0.27% | 0.27% |
|---|---|---|---|
 CGGChina Gold International Resources Corp Ltd | 2.84% | 0.14% | 0.14% |
 1208MMG Ltd | 2.35% | 0.10% | 0.10% |
 KGHKGHM Polska Miedz SA | 5.81% | 0.07% | 0.07% |
 1258China Nonferrous Mining Corp Ltd | 1.25% | 0.05% | 0.05% |
| Wanguo Gold Group Ltd | 0.94% | 0.02% | 0.02% |
| Al Masane Al Kobra Mining Co | 0.66% | 0.01% | 0.01% |
Frequently Asked Questions
How much do COPX and DFEM overlap?
COPX and DFEM overlap by 0.7% of portfolio weight. They share 7 holdings (COPX holds 39 positions and DFEM holds 6579), based on each fund's latest SEC-reported holdings.
Is it redundant to own both COPX and DFEM?
The two portfolios are 0.7% 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 DFEM?
The largest positions held by both funds are FJZ, CGG, 1208, KGH and 1258. Together the top 7 shared positions account for 100% of the total overlap.
What does COPX own that DFEM doesn't?
32 positions (82.0% of COPX) are unique to COPX, led by LUN, GLENPEN and 5713. In the other direction, 6572 positions (99.5% of DFEM) are unique to DFEM.