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COPJ vs. COPX
Performance
Return for Risk
Drawdowns
Volatility
Dividends

COPJ vs. COPX

Last updated Aug 2, 2026
Documentation

COPJ (Sprott Junior Copper Miners ETF) and COPX (Global X Copper Miners ETF) are both Copper funds - COPJ tracks the Nasdaq Sprott Junior Copper Miners Index while COPX tracks the Solactive Global Copper Miners Total Return Index. Both are passively managed. Over the past 3 years, COPJ returned 34.70%/yr vs 27.01%/yr for COPX. Their correlation of 0.87 means they have usually moved in the same direction. COPJ charges 0.78%/yr vs 0.65%/yr for COPX.

Performance

COPJ vs. COPX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Sprott Junior Copper Miners ETF (COPJ) and Global X Copper Miners ETF (COPX). The values are adjusted to include any dividend payments, if applicable.

Loading charts...

Returns By Period

COPJ

1D
-0.83%
1M
-1.50%
6M
-14.72%
YTD
0.00%
1Y
79.19%
3Y*
34.70%
5Y*
—
10Y*
—
ALL TIME*
30.01%

COPX

1D
-0.81%
1M
2.88%
6M
-6.70%
YTD
10.22%
1Y
89.44%
3Y*
27.01%
5Y*
18.54%
10Y*
18.83%
ALL TIME*
5.76%
*Multi-year figures are annualized to reflect compound growth (CAGR)

Liquidity Comparison

PositionAvg. Volume Value (2W)Avg. Volume Value (1M)Avg. Volume Value (3M)

COPJ

Sprott Junior Copper Miners ETF
$2.16M$2.22M$3.49M

COPX

Global X Copper Miners ETF
$193.89M$197.23M$300.83M

COPJ vs. COPX - Yearly Performance Comparison

2026 (YTD)202520242023
COPJ
Sprott Junior Copper Miners ETF		0.00%140.63%11.07%-6.47%
COPX
Global X Copper Miners ETF		10.22%93.50%3.57%-8.36%

Correlation

The correlation between COPJ and COPX is 0.88, meaning they have usually moved in the same direction, including during past declines.

Correlation
Correlation (1Y)
Focuses on recent behavior, but can change the most.

0.88

Correlation (3Y)
Balances recent behavior with more history.

0.86

Correlation (All Time)
Calculated using the full available price history since Feb 2, 2023

0.87

The correlation between COPJ and COPX has been stable across timeframes, ranging from 0.86 to 0.88 - a consistent structural relationship.

COPJ vs. COPX - Sectors Allocation Comparison

Sectors
COPJ
COPX

Basic Materials

100.0%
96.9%

Technology

3.6%

-

Communication Services

-

-

Consumer Cyclical

-

-

Consumer Defensive

-

-

Energy

-

-

Financial Services

-

-

Healthcare

-

-

Industrials

-

3.1%

Real Estate

-

-

Utilities

-

-

Basic Materials

COPJ
100.0%
COPX
96.9%

Technology

COPJ
3.6%
COPX

-

Communication Services

COPJ

-

COPX

-

Consumer Cyclical

COPJ

-

COPX

-

Consumer Defensive

COPJ

-

COPX

-

Energy

COPJ

-

COPX

-

Financial Services

COPJ

-

COPX

-

Healthcare

COPJ

-

COPX

-

Industrials

COPJ

-

COPX
3.1%

Real Estate

COPJ

-

COPX

-

Utilities

COPJ

-

COPX

-

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.

Sprott Junior Copper Miners ETF

Global X Copper Miners ETF

Often compared with COPJ:
COPJ vs. COPPCOPJ vs. CPERCOPJ vs. ICOPCOPJ vs. SLVPCOPJ vs. XMECOPJ vs. SCCOCOPJ vs. EVX
Often compared with COPX:
COPX vs. CPERCOPX vs. ICOPCOPX vs. COPPCOPX vs. COPA.LCOPX vs. GDXCOPX vs. REMXCOPX vs. HG=F

Return for Risk

COPJ vs. COPX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.
COPJ
COPJ Risk / Return Rank: 6868
Overall Rank
COPJ Sharpe Ratio Rank: 7878
Sharpe Ratio Rank
COPJ Sortino Ratio Rank: 6767
Sortino Ratio Rank
COPJ Omega Ratio Rank: 7070
Omega Ratio Rank
COPJ Calmar Ratio Rank: 7373
Calmar Ratio Rank
COPJ Martin Ratio Rank: 5050
Martin Ratio Rank
COPX
COPX Risk / Return Rank: 7676
Overall Rank
COPX Sharpe Ratio Rank: 8484
Sharpe Ratio Rank
COPX Sortino Ratio Rank: 7373
Sortino Ratio Rank
COPX Omega Ratio Rank: 7373
Omega Ratio Rank
COPX Calmar Ratio Rank: 8484
Calmar Ratio Rank
COPX Martin Ratio Rank: 6666
Martin Ratio Rank
The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

COPJ vs. COPX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Sprott Junior Copper Miners ETF (COPJ) and Global X Copper Miners ETF (COPX). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

COPJCOPXDifference
Sharpe ratioReturn per unit of total volatility
1.77
1.94

-0.16

Sortino ratioReturn per unit of downside risk
2.20
2.33

-0.13

Omega ratioGain probability vs. loss probability

1.29

1.30

-0.01

Calmar ratioReturn relative to maximum drawdown

2.53

3.18

-0.66

Martin ratioReturn relative to average drawdown

5.76

7.96

-2.20

COPJ vs. COPX - Sharpe Ratio Comparison

The current COPJ Sharpe Ratio is 1.77, which is comparable to the COPX Sharpe Ratio of 1.94. The chart below compares the historical Sharpe Ratios of COPJ and COPX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

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Drawdowns

COPJ vs. COPX - Drawdown Comparison

The maximum COPJ drawdown since its inception was -32.28%, smaller than the maximum COPX drawdown of -83.16%. Use the drawdown chart below to compare losses from any high point for COPJ and COPX.

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Drawdown Indicators

COPJCOPXDifference

Max Drawdown

Largest peak-to-trough decline

-32.28%

-83.16%

+50.88%

Max Drawdown (1Y)

Largest decline over 1 year

-32.28%

-27.82%

-4.46%

Max Drawdown (3Y)

Largest decline over 3 years

-32.28%

-39.72%

+7.44%

Max Drawdown (5Y)

Largest decline over 5 years

—

-42.12%

—

Max Drawdown (10Y)

Largest decline over 10 years

—

-65.41%

—

Current Drawdown

Current decline from peak

-23.56%

-17.32%

-6.24%

Average Drawdown

Average peak-to-trough decline

-12.38%

-39.11%

+26.73%

Ulcer Index

Depth and duration of drawdowns from previous peaks

14.14%

11.11%

+3.03%

Volatility

COPJ vs. COPX - Volatility Comparison

The current volatility for Sprott Junior Copper Miners ETF (COPJ) is 12.84%, while Global X Copper Miners ETF (COPX) has a volatility of 13.58%. This indicates that COPJ experiences smaller price fluctuations and is considered to be less risky than COPX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

COPJCOPXDifference

Volatility (1M)

Calculated over the trailing 1-month period

12.84%

13.58%

-0.74%

Volatility (6M)

Calculated over the trailing 6-month period

39.35%

39.74%

-0.39%

Volatility (1Y)

Calculated over the trailing 1-year period

46.09%

45.77%

+0.32%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

35.86%

37.28%

-1.42%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

35.86%

35.87%

-0.01%

COPJ vs. COPX - Expense Ratio Comparison

COPJ has a 0.78% expense ratio, which is higher than COPX's 0.65% expense ratio.

Dividends

COPJ vs. COPX - Dividend Comparison

COPJ's dividend yield for the trailing twelve months is around 11.57%, more than COPX's 2.45% yield.

PositionTTM20252024202320222021202020192018201720162015
COPJ
Sprott Junior Copper Miners ETF		11.57%11.57%11.64%2.48%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%
COPX
Global X Copper Miners ETF		2.45%2.68%1.80%2.39%3.14%1.48%1.30%1.37%2.59%1.57%0.60%1.20%

Frequently Asked Questions

COPJ and COPX have a correlation of 0.88, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

COPX has higher volatility (13.58%) compared to COPJ (12.84%). In terms of maximum drawdown, COPJ dropped -32.28% vs COPX's -83.16%.

On 3-year performance, COPJ leads with 34.70% vs 27.01% for COPX. On fees, COPX is cheaper at 0.65% per year. On volatility, COPJ has been the lower-risk option at 12.84%. The better choice depends on whether you care most about return, fees, risk, or income.

Over the 3-year period, COPJ has performed better with a 34.70% return vs 27.01%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

COPX is cheaper with a 0.65% expense ratio, compared with 0.78% for COPJ.

COPJ has the higher dividend yield at 11.57%, compared with 2.45% for COPX.

COPJ tracks Nasdaq Sprott Junior Copper Miners Index, while COPX tracks Solactive Global Copper Miners Total Return Index. They also come from different issuers: Sprott and Global X. Their fees differ too: 0.78% for COPJ and 0.65% for COPX.

COPX currently has the higher Sharpe Ratio (1.94 vs 1.77), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.

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