COPJ vs. XLK

Last updated Jun 9, 2026

COPJ (Sprott Junior Copper Miners ETF) and XLK (State Street Technology Select Sector SPDR ETF) are both exchange-traded funds - COPJ is a Commodity Producers Equities fund tracking the Nasdaq Sprott Junior Copper Miners Index, while XLK is a Technology Equities fund tracking the S&P Technology Select Sector Daily Capped 35/20 Index. Both are passively managed. Over the past 3 years, COPJ returned 40.03%/yr vs 31.33%/yr for XLK. At a 0.40 correlation, their price movements are largely independent. COPJ charges 0.78%/yr vs 0.08%/yr for XLK.

Performance

COPJ vs. XLK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Sprott Junior Copper Miners ETF (COPJ) and State Street Technology Select Sector SPDR ETF (XLK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, COPJ achieves a 2.88% return, which is significantly lower than XLK's 28.09% return.

COPJ

• 1D: 0.12%
• 1M: -7.29%
• YTD: 2.88%
• 6M: 14.73%
• 1Y: 92.31%
• 3Y*: 40.03%
• 5Y*: —
• 10Y*: —

XLK

• 1D: 2.15%
• 1M: 4.93%
• YTD: 28.09%
• 6M: 25.10%
• 1Y: 55.42%
• 3Y*: 31.33%
• 5Y*: 22.26%
• 10Y*: 25.04%

*Multi-year figures are annualized to reflect compound growth (CAGR)

COPJ vs. XLK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
COPJ Sprott Junior Copper Miners ETF	2.88%	140.63%	11.07%	-5.30%
XLK State Street Technology Select Sector SPDR ETF	28.09%	24.61%	21.63%	35.81%

Correlation

The correlation between COPJ and XLK is 0.43, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.43
Correlation (3Y) Calculated over the trailing 3-year period	0.39
Correlation (All Time) Calculated using the full available price history since Feb 3, 2023	0.40

COPJ vs. XLK - Sectors Allocation Comparison

Sectors	COPJ	XLK
Basic Materials	100.0%	-
Technology	3.6%	99.7%
Communication Services	-	-
Consumer Cyclical	-	-
Consumer Defensive	-	-
Energy	-	0.2%
Financial Services	-	-
Healthcare	-	-
Industrials	-	0.1%
Real Estate	-	-
Utilities	-	-

Return for Risk

COPJ vs. XLK — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

COPJ

COPJ Risk / Return Rank: 62
COPJ Sharpe Ratio Rank: 73
COPJ Sortino Ratio Rank: 57
COPJ Omega Ratio Rank: 64
COPJ Calmar Ratio Rank: 63
COPJ Martin Ratio Rank: 53

XLK

XLK Risk / Return Rank: 77
XLK Sharpe Ratio Rank: 86
XLK Sortino Ratio Rank: 76
XLK Omega Ratio Rank: 79
XLK Calmar Ratio Rank: 76
XLK Martin Ratio Rank: 69

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

COPJ vs. XLK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Sprott Junior Copper Miners ETF (COPJ) and State Street Technology Select Sector SPDR ETF (XLK). 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.

	COPJ	XLK	Difference
Sharpe ratio: Return per unit of total volatility	2.13	2.53	-0.40
Sortino ratio: Return per unit of downside risk	2.46	3.06	-0.60
Omega ratio: Gain probability vs. loss probability	1.35	1.42	-0.07
Calmar ratio: Return relative to maximum drawdown	2.88	3.50	-0.62
Martin ratio: Return relative to average drawdown	8.26	11.58	-3.32
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

COPJ vs. XLK - Sharpe Ratio Comparison

The current COPJ Sharpe Ratio is 2.13, which is comparable to the XLK Sharpe Ratio of 2.53. The chart below compares the historical Sharpe Ratios of COPJ and XLK, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	COPJ	XLK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.13	2.53	-0.40
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.89	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	1.02	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.95	0.41	+0.54

Drawdowns

COPJ vs. XLK - Drawdown Comparison

The maximum COPJ drawdown since its inception was -32.28%, smaller than the maximum XLK drawdown of -82.05%. Use the drawdown chart below to compare losses from any high point for COPJ and XLK.

Drawdown Indicators

	COPJ	XLK	Difference
Max Drawdown Largest peak-to-trough decline	-32.28%	-82.05%	+49.77%
Max Drawdown (1Y) Largest decline over 1 year	-32.28%	-15.92%	-16.36%
Max Drawdown (3Y) Largest decline over 3 years	-32.28%	-25.66%	-6.62%
Max Drawdown (5Y) Largest decline over 5 years	—	-33.56%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-33.56%	—
Current Drawdown Current decline from peak	-21.36%	-7.08%	-14.28%
Average Drawdown Average peak-to-trough decline	-11.88%	-34.95%	+23.07%
Ulcer Index Depth and duration of drawdowns from previous peaks	11.21%	4.80%	+6.41%

Volatility

COPJ vs. XLK - Volatility Comparison

Sprott Junior Copper Miners ETF (COPJ) has a higher volatility of 18.39% compared to State Street Technology Select Sector SPDR ETF (XLK) at 10.42%. This indicates that COPJ's price experiences larger fluctuations and is considered to be riskier than XLK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	COPJ	XLK	Difference
Volatility (1M) Calculated over the trailing 1-month period	18.39%	10.42%	+7.97%
Volatility (6M) Calculated over the trailing 6-month period	37.05%	18.32%	+18.73%
Volatility (1Y) Calculated over the trailing 1-year period	43.71%	22.08%	+21.63%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	35.26%	25.10%	+10.16%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	35.26%	24.60%	+10.66%

COPJ vs. XLK - Expense Ratio Comparison

COPJ has a 0.78% expense ratio, which is higher than XLK's 0.08% expense ratio.

Dividends

COPJ vs. XLK - Dividend Comparison

COPJ's dividend yield for the trailing twelve months is around 11.25%, more than XLK's 0.41% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
COPJ Sprott Junior Copper Miners ETF	11.25%	11.57%	11.64%	2.48%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
XLK State Street Technology Select Sector SPDR ETF	0.41%	0.54%	0.66%	0.76%	1.04%	0.65%	0.92%	1.16%	1.60%	1.37%	1.74%	1.79%

Frequently Asked Questions

Can I hold both COPJ and XLK in my portfolio?

COPJ and XLK have a correlation of 0.43, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, COPJ or XLK?

COPJ has higher volatility (18.39%) compared to XLK (10.42%). In terms of maximum drawdown, COPJ dropped -32.28% vs XLK's -82.05%.

Which ETF is better, COPJ or XLK?

On 3-year performance, COPJ leads with 40.03% vs 31.33% for XLK. On fees, XLK is cheaper at 0.08% per year. On volatility, XLK has been the lower-risk option at 10.42%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, COPJ or XLK?

Over the 3-year period, COPJ has performed better with a 40.03% return vs 31.33%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, COPJ or XLK?

XLK is cheaper with a 0.08% expense ratio, compared with 0.78% for COPJ.

Which ETF pays a higher dividend yield, COPJ or XLK?

COPJ has the higher dividend yield at 11.25%, compared with 0.41% for XLK.

What is the main difference between COPJ and XLK?

COPJ is categorized as Commodity Producers Equities, while XLK is Technology Equities. COPJ tracks Nasdaq Sprott Junior Copper Miners Index, while XLK tracks S&P Technology Select Sector Daily Capped 35/20 Index. They also come from different issuers: Sprott and State Street. Their fees differ too: 0.78% for COPJ and 0.08% for XLK.

Which has better risk-adjusted returns?

XLK currently has the higher Sharpe Ratio (2.53 vs 2.13), 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.