Data as of . Every figure is the themes desk's own, on published data.
COPX vs QTUM
0% of the two portfolios are the same securities at the same weight.
What they hold in common
By the books each fund has filed, COPX and QTUM hold 0% of their money in the same securities at the same weight.
| Only in COPX | Only in QTUM |
|---|---|
| Lundin Mining Corporation 6.07% | Arqit Quantum Inc 2.43% |
| GLENCORE PLC 6.00% | Horizon Quantum Holdings LTD 2.40% |
| Sumitomo Metal Mining Co., Ltd. 5.98% | Quantinuum Inc 1.58% |
| KGHM POLSKA MIEDZ SPOLKA AKCYJNA 5.82% | Astera Labs Inc 1.56% |
| FREEPORT-MCMORAN INC. 5.06% | Applied Materials Inc 1.56% |
| Hudbay Minerals Inc. 4.95% | KLA Corp 1.51% |
| BHP GROUP LIMITED 4.92% | MKS Inc 1.51% |
| ANTOFAGASTA PLC 4.87% | Onto Innovation Inc 1.50% |
Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings as filed for Apr 30, 2026 and Jun 30, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| COPX | QTUM | COPX | QTUM | COPX | QTUM | |
| 3 months | +12.8% | −3.0% | +8.1 pts | −7.7 pts | +10.7 pts | −5.1 pts |
| 6 months | +13.8% | +35.5% | −1.4 pts | +20.3 pts | −6.4 pts | +15.3 pts |
| 1 year | +85.6% | +58.6% | +65.7 pts | +38.7 pts | +60.0 pts | +33.0 pts |
| 3 years | +153.8% | +196.2% | +75.8 pts | +118.3 pts | +60.3 pts | +102.8 pts |
| Since launch | +191.0% | +538.2% | −559.9 pts | +337.0 pts | −1371.8 pts | +225.3 pts |
| COPX Global X Copper Miners ETF | QTUM Defiance Quantum ETF | |
|---|---|---|
| Issuer | Global X | Defiance |
| Theme | Electrification and the grid | Quantum computing |
| In the S&P 500 | 5.1% | 35.6% |
| Active share vs the S&P 500 | 99.9% | 83.5% |
| In the Nasdaq-100 | 0.0% | 27.8% |
| Holdings | 39 | 86 |
| Top ten, share of the fund | 53.4% | 17.0% |
| Expense ratio | 0.65% | 0.40% |
| Fee for the differing part | 0.65% | 0.48% |
| Total return, 1 year | +85.6% | +58.6% |
| vs the S&P 500 | +65.7 pts | +38.7 pts |
| vs the Nasdaq-100 | +60.0 pts | +33.0 pts |
| Below its high | −6.0% | −12.2% |
COPX in plain words
By weight, 5% of COPX's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 100%. The top ten holdings are 53% of the fund across 39 positions, as filed for Apr 30, 2026. Over the year to Sep 4, 2026 the fund returned +85.6% with distributions reinvested against +20.0% for the S&P 500, so a holder was ahead by 65.7 pts. It sits 6.0% below its all-time high of Aug 27, 2026.
QTUM in plain words
By weight, 36% of QTUM's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 84%. The top ten holdings are 17% of the fund across 86 positions, as filed for Jun 30, 2026. Over the year to Sep 4, 2026 the fund returned +58.6% with distributions reinvested against +20.0% for the S&P 500, so a holder was ahead by 38.7 pts. It sits 12.2% below its all-time high of Jun 2, 2026.
Questions people ask
- Do COPX and QTUM hold the same stocks?
- By their latest filings, 0% of their books are the same securities at the same weight, which is mostly different names. Overlap is the sum of the smaller weight of every security they share.
- Which is more different from the S&P 500, COPX or QTUM?
- COPX has 5% of its weight in S&P 500 names and QTUM has 36%, so COPX differs more from the index.
- Which is cheaper, COPX or QTUM?
- COPX charges 0.65% a year and QTUM charges 0.40%, so QTUM is cheaper. Fees come from each fund's prospectus.
Other comparisons
Where these figures came from
ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.
Cite this page. ETFIQ, COPX against QTUM, data as of Sep 4, 2026. https://etfiq.com/compare/themes/COPX-QTUM.html Free to use with attribution; the underlying files are at Open data.