ETF comparison
COPX vs GDXJ
Both Materials.
Holdings overlap
2 positions appear in both funds. Buying equal dollars of COPX and GDXJ would leave roughly 0.7% of each dollar exposed to the same underlying securities.
Unmatched is the part of a fund's weight the other fund doesn't match: names only it holds, plus any extra weight it puts in names both funds hold.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — see what we don't score for why.
Cost difference
GDXJ is 13 bps cheaper than COPX. On a $100,000 position that's about $130/yr more in fees for COPX.
Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open the cost calculator pre-filled with COPX vs GDXJ.
Top shared holdings
2 shared in total| # | Holding | In COPX | In GDXJ | Overlap |
|---|---|---|---|---|
| 1 | Wanguo Gold Group Limited | 0.91% | 0.50% | 0.50% |
| 2 | Collective Mining Ltd | 0.33% | 0.18% | 0.18% |
Only in COPX
38 total- BHP GROUP LIMITED 5.48%
- Teck Resources Limited 5.39%
- Hudbay Minerals Inc. 5.26%
- SOUTHERN COPPER CORPORATION 5.08%
- FIRST QUANTUM MINERALS LTD. 5.05%
- GLENCORE PLC 5.02%
- ANTOFAGASTA PLC 5.00%
- KGHM POLSKA MIEDZ SPOLKA AKCYJNA 4.76%
- FREEPORT-MCMORAN INC. 4.76%
- Zijin Mining Group Company Limited 4.54%
Only in GDXJ
113 total- Evolution Mining Ltd 6.37%
- Equinox Gold Corp 6.28%
- Alamos Gold Inc 6.23%
- Endeavour Mining PLC 5.33%
- Coeur Mining Inc 5.14%
- Industrias Penoles SAB de CV 2.88%
- First Majestic Silver Corp 2.72%
- Hecla Mining Co 2.63%
- IAMGOLD Corp 2.62%
- Eldorado Gold Corp 2.49%
Related comparisons
More comparisons with COPX
- COPX vs GDX · VanEck Gold Miners ETF 0.0%
- COPX vs URNM · Sprott Uranium Miners ETF 0.0%
- COPX vs VGT · Vanguard Information Technology Index Fund ETF Shares 0.0%
- COPX vs XLK · State Street Technology Select Sector SPDR ETF 0.0%
- COPX vs PICK · iShares MSCI Global Metals & Mining Producers ETF 27.8%
- COPX vs GUNR · Northern Trust Morningstar Global Upstream Natural Resources ETF 9.7%
More comparisons with GDXJ
- GDXJ vs GUNR · Northern Trust Morningstar Global Upstream Natural Resources ETF 0.6%
- GDXJ vs URA · Global X Uranium ETF 0.0%
- GDXJ vs URNM · Sprott Uranium Miners ETF 0.0%
- GDXJ vs VGT · Vanguard Information Technology Index Fund ETF Shares 0.0%
- GDXJ vs XLB · State Street Materials Select Sector SPDR ETF 0.0%
- GDXJ vs XLK · State Street Technology Select Sector SPDR ETF 0.0%
Percentages are holdings overlap with the named fund.
Open COPX or GDXJ at a brokerage
Both funds trade commission-free at major US brokerages.
Affiliate links — opening an account through these earns PlainIndex a one-time referral. Scoring is computed before any affiliate consideration; see our methodology and funding disclosure.
Holdings overlap is the sum of min(weight_a, weight_b) over positions
matched on ISIN (CUSIP fallback). Methodology: see
/methodology/.
Comparing two funds doesn't endorse swapping one for the other. Tax-lot history, account type, and personal goals matter — PlainIndex publishes data and methodology, not investment advice.