RGLD vs. COPX

Last updated Jun 9, 2026

RGLD (Royal Gold, Inc.) is a stock, while COPX (Global X Copper Miners ETF) is Materials fund tracking the Solactive Global Copper Miners Total Return Index. Over the past 10 years, RGLD returned 13.42%/yr vs 20.76%/yr for COPX. At a 0.39 correlation, their price movements are largely independent.

Performance

RGLD vs. COPX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Royal Gold, Inc. (RGLD) 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, RGLD achieves a -7.10% return, which is significantly lower than COPX's 13.23% return. Over the past 10 years, RGLD has underperformed COPX with an annualized return of 13.42%, while COPX has yielded a comparatively higher 20.76% annualized return.

RGLD

• 1D: -0.18%
• 1M: -13.90%
• YTD: -7.10%
• 6M: 4.13%
• 1Y: 17.94%
• 3Y*: 21.33%
• 5Y*: 12.39%
• 10Y*: 13.42%

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)

RGLD vs. COPX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
RGLD Royal Gold, Inc.	-7.10%	70.43%	10.39%	8.70%	8.51%	0.04%	-12.13%	44.27%	5.53%	31.32%
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 RGLD and COPX is 0.55, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.55
Correlation (3Y) Calculated over the trailing 3-year period	0.51
Correlation (5Y) Calculated over the trailing 5-year period	0.49
Correlation (10Y) Calculated over the trailing 10-year period	0.38
Correlation (All Time) Calculated using the full available price history since Apr 20, 2010	0.39

The correlation between RGLD and COPX shifts across timeframes, from 0.38 (10 years) to 0.55 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

RGLD vs. COPX — Risk / Return Rank

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

RGLD

RGLD Risk / Return Rank: 55
RGLD Sharpe Ratio Rank: 58
RGLD Sortino Ratio Rank: 52
RGLD Omega Ratio Rank: 52
RGLD Calmar Ratio Rank: 55
RGLD Martin Ratio Rank: 57

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.

RGLD vs. COPX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Royal Gold, Inc. (RGLD) 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.

	RGLD	COPX	Difference
Sharpe ratio: Return per unit of total volatility	0.46	2.20	-1.74
Sortino ratio: Return per unit of downside risk	0.85	2.54	-1.69
Omega ratio: Gain probability vs. loss probability	1.11	1.34	-0.23
Calmar ratio: Return relative to maximum drawdown	0.56	3.39	-2.83
Martin ratio: Return relative to average drawdown	1.42	10.72	-9.30
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

RGLD vs. COPX - Sharpe Ratio Comparison

The current RGLD Sharpe Ratio is 0.46, which is lower than the COPX Sharpe Ratio of 2.20. The chart below compares the historical Sharpe Ratios of RGLD 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

	RGLD	COPX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.46	2.20	-1.74
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.39	0.50	-0.10
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.40	0.58	-0.18
Sharpe Ratio (All Time) Calculated using the full available price history	0.18	0.17	+0.01

Drawdowns

RGLD vs. COPX - Drawdown Comparison

The maximum RGLD drawdown since its inception was -98.29%, which is greater than COPX's maximum drawdown of -83.16%. Use the drawdown chart below to compare losses from any high point for RGLD and COPX.

Drawdown Indicators

	RGLD	COPX	Difference
Max Drawdown Largest peak-to-trough decline	-98.29%	-83.16%	-15.13%
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	-40.73%	-42.12%	+1.39%
Max Drawdown (10Y) Largest decline over 10 years	-49.55%	-65.41%	+15.86%
Current Drawdown Current decline from peak	-32.28%	-15.06%	-17.22%
Average Drawdown Average peak-to-trough decline	-29.82%	-39.28%	+9.46%
Ulcer Index Depth and duration of drawdowns from previous peaks	12.67%	8.78%	+3.89%

Volatility

RGLD vs. COPX - Volatility Comparison

The current volatility for Royal Gold, Inc. (RGLD) is 11.83%, while Global X Copper Miners ETF (COPX) has a volatility of 18.19%. This indicates that RGLD 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.

Volatility by Period

	RGLD	COPX	Difference
Volatility (1M) Calculated over the trailing 1-month period	11.83%	18.19%	-6.36%
Volatility (6M) Calculated over the trailing 6-month period	32.02%	37.27%	-5.25%
Volatility (1Y) Calculated over the trailing 1-year period	39.07%	42.89%	-3.82%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	31.54%	36.80%	-5.26%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	33.63%	35.68%	-2.05%

Dividends

RGLD vs. COPX - Dividend Comparison

RGLD's dividend yield for the trailing twelve months is around 0.90%, 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%
RGLD Royal Gold, Inc.	0.90%	0.81%	1.21%	1.24%	1.24%	1.14%	1.05%	0.87%	1.17%	1.17%	1.45%	1.81%

Frequently Asked Questions

Can I hold both RGLD and COPX in my portfolio?

RGLD and COPX have a correlation of 0.55, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, RGLD or COPX?

COPX has higher volatility (18.19%) compared to RGLD (11.83%). In terms of maximum drawdown, RGLD dropped -98.29% vs COPX's -83.16%.

Which has better risk-adjusted returns?

COPX currently has the higher Sharpe Ratio (2.20 vs 0.46), 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.