Data as of .
ARKK vs COPX: which is really different?
ARKK holds 38.1% of its weight in S&P 500 companies and COPX 4.8%.
ETFIQ Off-Index Score: COPX scores higher
How much of it is not the index it is sold as an alternative to?
A percentile among the 371 thematic ETFs with a holdings filing. It is a position in a set, not a rating, and neither end of it is a recommendation. All thematic ETFs ranked by it · How it is computed
What they hold in common
By the books each fund has filed, ARKK and COPX hold 0% of their money in the same securities at the same weight.
| Only in ARKK | Only in COPX |
|---|---|
| TESLA INC 9.75% | HUDBAY MINERALS INC 5.46% |
| SPACE EXPLORATION TECHN-CL A 6.52% | TECK RESOURCES LTD-CLS B 5.29% |
| CIRCLE INTERNET GROUP INC 5.56% | FIRST QUANTUM MINERALS LTD 5.12% |
| TEMPUS AI INC-CL A 4.83% | BHP GROUP LTD 5.02% |
| CRISPR THERAPEUTICS AG 4.52% | GLENCORE PLC 4.99% |
| COINBASE GLOBAL INC -CLASS A 4.47% | KGHM POLSKA MIEDZ SA 4.86% |
| ROBINHOOD MARKETS INC - A 4.18% | SOUTHERN COPPER CORP 4.84% |
| TWIST BIOSCIENCE CORP 3.29% | FREEPORT-MCMORAN INC 4.79% |
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 dated Sep 11, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| ARKK | COPX | ARKK | COPX | ARKK | COPX | |
| 3 months | +10.5% | +3.3% | +7.2 pts | 0.0 pts | +11.3 pts | +4.1 pts |
| 6 months | +19.0% | +16.3% | +3.0 pts | +0.3 pts | −1.7 pts | −4.4 pts |
| 1 year | +6.7% | +71.5% | −10.8 pts | +54.0 pts | −16.2 pts | +48.5 pts |
| 3 years | +89.9% | +152.5% | +12.0 pts | +74.7 pts | −5.2 pts | +57.5 pts |
| Since launch | +353.4% | +184.2% | −8.3 pts | −560.2 pts | −318.1 pts | −1369.2 pts |
| ARKK ARK Innovation ETF Holds 47 stocks in broad innovation and megatrends, 38% of its weight in S&P 500 companies | COPX Global X Copper Miners ETF Holds 41 stocks in electrification and the grid, 5% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | ARK | Global X |
| Theme | Broad innovation and megatrends | Electrification and the grid |
| In the S&P 500 | 38.1% | 4.8% |
| Active share vs the S&P 500 | 85.0% | 99.9% |
| In the Nasdaq-100 | 28.6% | 0.0% |
| Holdings | 47 | 41 |
| Top ten, share of the fund | 49.4% | 49.4% |
| Expense ratio | 0.75% | 0.65% |
| Fee for the differing part | 0.88% | 0.65% |
| Total return, 1 year | +6.7% | +71.5% |
| vs the S&P 500 | −10.8 pts | +54.0 pts |
| vs the Nasdaq-100 | −16.2 pts | +48.5 pts |
| Below its high | −45.9% | −8.2% |
ARKK in plain words
By weight, 38% of ARKK's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 85%. The top ten holdings are 49% of the fund across 47 positions, as published by its issuer for Sep 11, 2026. Over the year to Sep 11, 2026 the fund returned +6.7% with distributions reinvested against +17.5% for the S&P 500, so a holder was behind by 10.8 pts. It sits 45.9% below its all-time high of Feb 12, 2021.
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 49% of the fund across 41 positions, as published by its issuer for Sep 11, 2026. Over the year to Sep 11, 2026 the fund returned +71.5% with distributions reinvested against +17.5% for the S&P 500, so a holder was ahead by 54.0 pts. It sits 8.2% below its all-time high of Aug 27, 2026.
Questions people ask
- Which is more different from the S&P 500, ARKK or COPX?
- ARKK has 38% of its weight in S&P 500 names and COPX has 5%, so COPX differs more from the index.
- Which is cheaper, ARKK or COPX?
- ARKK charges 0.75% a year and COPX charges 0.65%, so COPX 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, ARKK against COPX, data as of Sep 11, 2026. https://etfiq.com/compare/themes/arkk-vs-copx Free to use with attribution; the underlying files are at Open data.