Do COPX and VOLT 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 VOLT?

COPX has 5% of its weight in S&P 500 names and VOLT has 53%, so COPX differs more from the index.

Which is cheaper, COPX or VOLT?

COPX charges 0.65% a year and VOLT charges 0.75%, so COPX is cheaper. Fees come from each fund's prospectus.

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COPX vs VOLT: which is really different?

COPX and VOLT hold 0% of their weight in the same names, and COPX returned +45.4% over the year. Global X Copper Miners ETF and Tema Electrification ETF.

5.0%

COPX in the S&P 500

52.8%

VOLT in the S&P 500

+45.4%

COPX total return, 1 year

+23.6%

VOLT total return, 1 year

COPX · 1 year to Sep 30, 202695% of its weight is outside the S&P 500

5% of COPX's weight is in S&P 500 companies and 95% is outside the index

VOLT · 1 year to Sep 30, 202647% of its weight is outside the S&P 500

53% of VOLT's weight is in S&P 500 companies and 47% is outside the index

ETFIQ Off-Index Score · COPX scores higherHow much of it is not the index it is sold as an alternative to?

COPX 82.3

VOLT 39.6

0.1, the lowest in this set92.0, the highest

A percentile among the 375 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, COPX and VOLT hold 0% of their money in the same securities at the same weight. Above 50%, holding both is close to holding one of them twice. Holdings dated Sep 30, 2026.

50%

half

0% in common

Positions both hold, largest shared weight first

Holding COPX VOLT

Only in COPX

HUDBAY MINERALS INC 5.80%

TECK RESOURCES LTD-CLS B 5.51%

SOUTHERN COPPER CORP 5.33%

BHP GROUP LTD 5.10%

FREEPORT-MCMORAN INC 4.96%

ANTOFAGASTA PLC 4.75%

GLENCORE PLC 4.71%

KGHM POLSKA MIEDZ SA 4.64%

Only in VOLT

BEL FUSE INC 6.73%

AMPHENOL CORP 6.70%

EATON CORP PLC 6.36%

QUANTA SERVICES INC 5.55%

POWELL INDUSTRIES INC 5.48%

ENERGY TRANSFER LP 5.16%

NEXTERA ENERGY INC 4.93%

AMERICAN ELECTRIC POWER CO INC 4.87%

Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed.

0% of the two portfolios are the same securities at the same weight.

Performance, window by window

	Total return		vs the S&P 500		vs the Nasdaq-100
Window	COPX	VOLT	COPX	VOLT	COPX	VOLT
3 months	+12.5%	−12.3%	+10.0 pts	−14.8 pts	+10.4 pts	−14.4 pts
6 months	+8.8%	+1.8%	−8.2 pts	−15.2 pts	−18.1 pts	−25.1 pts
1 year	+45.4%	+23.6%	+29.7 pts	+7.9 pts	+21.6 pts	−0.2 pts
3 years	+146.8%	not published	+61.9 pts	not published	+36.9 pts	not published
Since launch COPX Apr 2010 · VOLT Dec 2024	+171.9%	+40.6%	−572.7 pts	+12.2 pts	−1440.8 pts	−2.2 pts

COPX and VOLT over each window. Every figure is an ETFIQ calculation with distributions reinvested. Source: ETFIQ. Open the live comparison on ETFIQ →

On the same fields

COPX

Global X Copper Miners ETF · Holds 48 stocks in copper, 5% of its weight in S&P 500 companies

VOLT

Tema Electrification ETF · Holds 26 stocks in electrification and the grid, 53% of its weight in S&P 500 companies

Issuer Global X Tema

Theme Copper Electrification and the grid

In the S&P 500 5.0% 52.8%

Active share vs the S&P 500 99.9% 96.9%

In the Nasdaq-100 0.0% 6.8%

Holdings 48 26

Top ten, share of the fund 49.8% 54.8%

Expense ratio 0.65% 0.75%

Fee for the differing part 0.65% 0.77%

Total return, 1 year +45.4% +23.6%

vs the S&P 500 +29.7 pts +7.9 pts

vs the Nasdaq-100 +21.6 pts −0.2 pts

Below its high −12.2% −15.7%

Net assets $7.3bn $727m

COPX and VOLT on the same fields, as of Sep 30, 2026. Source: ETFIQ.

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 50% of the fund across 48 positions, as published by its issuer for Sep 30, 2026. Over the year to Sep 30, 2026 the fund returned +45.4% with distributions reinvested against +15.7% for the S&P 500, so a holder was ahead by 29.7 pts. It sits 12.2% below its all-time high of Aug 27, 2026.

VOLT in plain words

By weight, 53% of VOLT's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 97%. The top ten holdings are 55% of the fund across 26 positions, as published by its issuer for Sep 30, 2026. Over the year to Sep 30, 2026 the fund returned +23.6% with distributions reinvested against +15.7% for the S&P 500, so a holder was ahead by 7.9 pts. It sits 15.7% below its all-time high of Jun 22, 2026.

Questions people ask

Do COPX and VOLT 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 VOLT?: COPX has 5% of its weight in S&P 500 names and VOLT has 53%, so COPX differs more from the index.
Which is cheaper, COPX or VOLT?: COPX charges 0.65% a year and VOLT charges 0.75%, so COPX is cheaper. Fees come from each fund's prospectus.

Other comparisons

COPX vs URA COPX vs XT COPX vs ZAP COPX vs AIQ VOLT vs ZAP VOLT vs ELFY VOLT vs EMET VOLT vs FPWR

COPX on its own →VOLT on its own →How every figure is computed →Standards and sources →

Where these figures came from

COPX filings on SEC EDGAR ↗COPX prospectus with the expense ratio (SEC) ↗Global X page for COPX ↗VOLT filings on SEC EDGAR ↗VOLT prospectus with the expense ratio (SEC) ↗Tema page for VOLT ↗

ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement. A comparison is not a recommendation.

Cite this page

ETFIQ, COPX against VOLT, data as of Sep 30, 2026. https://etfiq.com/compare/themes/copx-vs-volt

Open data

Free to use with attribution. Every figure is calculated from a named public source; the method is at etfiq.com/methodology.