PSI vs. COPX

Last updated Jun 9, 2026

PSI (Invesco Semiconductors ETF) and COPX (Global X Copper Miners ETF) are both exchange-traded funds - PSI is a Semiconductors fund tracking the Dynamic Semiconductors Intellidex Index, while COPX is a Materials fund tracking the Solactive Global Copper Miners Total Return Index. Both are passively managed. Over the past 10 years, PSI returned 33.31%/yr vs 20.76%/yr for COPX. At a 0.50 correlation, their price movements are largely independent. PSI charges 0.56%/yr vs 0.65%/yr for COPX.

Performance

PSI vs. COPX - Performance Comparison

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

Returns By Period

In the year-to-date period, PSI achieves a 93.40% return, which is significantly higher than COPX's 13.23% return. Over the past 10 years, PSI has outperformed COPX with an annualized return of 33.31%, while COPX has yielded a comparatively lower 20.76% annualized return.

PSI

• 1D: 5.16%
• 1M: 0.48%
• YTD: 93.40%
• 6M: 86.01%
• 1Y: 182.03%
• 3Y*: 52.78%
• 5Y*: 30.45%
• 10Y*: 33.31%

COPX

• 1D: 0.81%
• 1M: -5.44%
• YTD: 13.23%
• 6M: 23.36%
• 1Y: 93.73%
• 3Y*: 32.33%
• 5Y*: 18.13%
• 10Y*: 20.76%

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

PSI vs. COPX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PSI Invesco Semiconductors ETF	93.40%	36.32%	17.17%	49.06%	-34.43%	46.55%	56.75%	52.49%	-11.55%	40.16%
COPX Global X Copper Miners ETF	13.23%	93.50%	3.57%	8.38%	-0.76%	23.39%	51.66%	12.48%	-31.31%	38.92%

Correlation

The correlation between PSI and COPX is 0.50, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.50
Correlation (3Y) Calculated over the trailing 3-year period	0.46
Correlation (5Y) Calculated over the trailing 5-year period	0.48
Correlation (10Y) Calculated over the trailing 10-year period	0.47
Correlation (All Time) Calculated using the full available price history since Apr 20, 2010	0.50

PSI vs. COPX - Sectors Allocation Comparison

Sectors	PSI	COPX
Technology	97.6%	-
Industrials	2.4%	3.7%
Basic Materials	-	96.3%
Communication Services	-	-
Consumer Cyclical	-	-
Consumer Defensive	-	-
Energy	-	-
Financial Services	-	-
Healthcare	-	-
Real Estate	-	-
Utilities	-	-

Return for Risk

PSI vs. COPX — Risk / Return Rank

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

PSI

PSI Risk / Return Rank: 96
PSI Sharpe Ratio Rank: 98
PSI Sortino Ratio Rank: 94
PSI Omega Ratio Rank: 94
PSI Calmar Ratio Rank: 98
PSI Martin Ratio Rank: 97

COPX

COPX Risk / Return Rank: 67
COPX Sharpe Ratio Rank: 76
COPX Sortino Ratio Rank: 60
COPX Omega Ratio Rank: 62
COPX Calmar Ratio Rank: 74
COPX Martin Ratio Rank: 65

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.

PSI vs. COPX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Semiconductors ETF (PSI) 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.

	PSI	COPX	Difference
Sharpe ratio: Return per unit of total volatility	4.64	2.20	+2.44
Sortino ratio: Return per unit of downside risk	4.35	2.54	+1.81
Omega ratio: Gain probability vs. loss probability	1.60	1.34	+0.26
Calmar ratio: Return relative to maximum drawdown	11.84	3.39	+8.45
Martin ratio: Return relative to average drawdown	42.10	10.72	+31.38
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PSI vs. COPX - Sharpe Ratio Comparison

The current PSI Sharpe Ratio is 4.64, which is higher than the COPX Sharpe Ratio of 2.20. The chart below compares the historical Sharpe Ratios of PSI 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.

Sharpe Ratios by Period

	PSI	COPX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	4.64	2.20	+2.44
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.80	0.50	+0.31
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.95	0.58	+0.36
Sharpe Ratio (All Time) Calculated using the full available price history	0.58	0.17	+0.41

Drawdowns

PSI vs. COPX - Drawdown Comparison

The maximum PSI drawdown since its inception was -62.96%, smaller than the maximum COPX drawdown of -83.16%. Use the drawdown chart below to compare losses from any high point for PSI and COPX.

Drawdown Indicators

	PSI	COPX	Difference
Max Drawdown Largest peak-to-trough decline	-62.96%	-83.16%	+20.20%
Max Drawdown (1Y) Largest decline over 1 year	-15.48%	-27.82%	+12.34%
Max Drawdown (3Y) Largest decline over 3 years	-41.07%	-39.72%	-1.35%
Max Drawdown (5Y) Largest decline over 5 years	-44.85%	-42.12%	-2.73%
Max Drawdown (10Y) Largest decline over 10 years	-44.85%	-65.41%	+20.56%
Current Drawdown Current decline from peak	-6.89%	-15.06%	+8.17%
Average Drawdown Average peak-to-trough decline	-15.93%	-39.28%	+23.35%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.34%	8.78%	-4.44%

Volatility

PSI vs. COPX - Volatility Comparison

Invesco Semiconductors ETF (PSI) and Global X Copper Miners ETF (COPX) have volatilities of 18.07% and 18.19%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PSI	COPX	Difference
Volatility (1M) Calculated over the trailing 1-month period	18.07%	18.19%	-0.12%
Volatility (6M) Calculated over the trailing 6-month period	32.42%	37.27%	-4.85%
Volatility (1Y) Calculated over the trailing 1-year period	39.52%	42.89%	-3.37%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	38.19%	36.80%	+1.39%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	35.29%	35.68%	-0.39%

PSI vs. COPX - Expense Ratio Comparison

PSI has a 0.56% expense ratio, which is lower than COPX's 0.65% expense ratio.

Dividends

PSI vs. COPX - Dividend Comparison

PSI's dividend yield for the trailing twelve months is around 0.05%, less than COPX's 2.36% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
COPX Global X Copper Miners ETF	2.36%	2.68%	1.80%	2.39%	3.14%	1.48%	1.30%	1.37%	2.59%	1.57%	0.60%	1.20%
PSI Invesco Semiconductors ETF	0.05%	0.10%	0.15%	0.40%	0.61%	0.14%	0.21%	0.52%	0.83%	0.21%	0.68%	0.16%

Frequently Asked Questions

Can I hold both PSI and COPX in my portfolio?

PSI and COPX have a correlation of 0.50, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PSI or COPX?

COPX has higher volatility (18.19%) compared to PSI (18.07%). In terms of maximum drawdown, PSI dropped -62.96% vs COPX's -83.16%.

Which ETF is better, PSI or COPX?

On 10-year performance, PSI leads with 33.31% vs 20.76% for COPX. On fees, PSI is cheaper at 0.56% per year. On volatility, PSI has been the lower-risk option at 18.07%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, PSI or COPX?

Over the 10-year period, PSI has performed better with a 33.31% return vs 20.76%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, PSI or COPX?

PSI is cheaper with a 0.56% expense ratio, compared with 0.65% for COPX.

Which ETF pays a higher dividend yield, PSI or COPX?

COPX has the higher dividend yield at 2.36%, compared with 0.05% for PSI.

What is the main difference between PSI and COPX?

PSI is categorized as Semiconductors, while COPX is Materials. PSI tracks Dynamic Semiconductors Intellidex Index, while COPX tracks Solactive Global Copper Miners Total Return Index. They also come from different issuers: Invesco and Global X. Their fees differ too: 0.56% for PSI and 0.65% for COPX.

Which has better risk-adjusted returns?

PSI currently has the higher Sharpe Ratio (4.64 vs 2.20), 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.