GLNCY vs. CPER

Last updated Jun 4, 2026

GLNCY (Glencore PLC ADR) is a stock, while CPER (United States Copper Index Fund) is Metals fund tracking the SummerHaven Copper Index Total Return. Over the past 10 years, GLNCY returned 19.48%/yr vs 10.91%/yr for CPER. At a 0.49 correlation, their price movements are largely independent.

Performance

GLNCY vs. CPER - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Glencore PLC ADR (GLNCY) and United States Copper Index Fund (CPER). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GLNCY achieves a 50.16% return, which is significantly higher than CPER's 12.76% return. Over the past 10 years, GLNCY has outperformed CPER with an annualized return of 19.48%, while CPER has yielded a comparatively lower 10.91% annualized return.

GLNCY

• 1D: -2.29%
• 1M: 8.55%
• YTD: 50.16%
• 6M: 61.54%
• 1Y: 118.41%
• 3Y*: 19.26%
• 5Y*: 17.27%
• 10Y*: 19.48%

CPER

• 1D: -2.91%
• 1M: 10.79%
• YTD: 12.76%
• 6M: 19.35%
• 1Y: 29.71%
• 3Y*: 19.71%
• 5Y*: 7.21%
• 10Y*: 10.91%

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

GLNCY vs. CPER - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GLNCY Glencore PLC ADR	50.16%	28.74%	-25.38%	-1.13%	40.92%	66.50%	1.46%	-10.33%	-27.77%	56.55%
CPER United States Copper Index Fund	12.76%	38.95%	4.23%	4.55%	-15.14%	25.21%	23.90%	6.66%	-21.91%	28.80%

Correlation

The correlation between GLNCY and CPER is 0.58, 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	0.58
Correlation (3Y) Calculated over the trailing 3-year period	0.59
Correlation (5Y) Calculated over the trailing 5-year period	0.57
Correlation (10Y) Calculated over the trailing 10-year period	0.55
Correlation (All Time) Calculated using the full available price history since Nov 16, 2011	0.49

The correlation between GLNCY and CPER has been stable across timeframes, ranging from 0.49 to 0.59 - a consistent structural relationship.

Return for Risk

GLNCY vs. CPER — Risk / Return Rank

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

GLNCY

GLNCY Risk / Return Rank: 96
GLNCY Sharpe Ratio Rank: 96
GLNCY Sortino Ratio Rank: 95
GLNCY Omega Ratio Rank: 94
GLNCY Calmar Ratio Rank: 96
GLNCY Martin Ratio Rank: 97

CPER

CPER Risk / Return Rank: 24
CPER Sharpe Ratio Rank: 24
CPER Sortino Ratio Rank: 22
CPER Omega Ratio Rank: 30
CPER Calmar Ratio Rank: 25
CPER Martin Ratio Rank: 21

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.

GLNCY vs. CPER - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Glencore PLC ADR (GLNCY) and United States Copper Index Fund (CPER). 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.

	GLNCY	CPER	Difference
Sharpe ratio Return per unit of total volatility	3.59	0.87	+2.72
Sortino ratio Return per unit of downside risk	4.20	1.22	+2.98
Omega ratio Gain probability vs. loss probability	1.54	1.20	+0.33
Calmar ratio Return relative to maximum drawdown	8.10	1.20	+6.89
Martin ratio Return relative to average drawdown	24.92	2.50	+22.42
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

GLNCY vs. CPER - Sharpe Ratio Comparison

The current GLNCY Sharpe Ratio is 3.59, which is higher than the CPER Sharpe Ratio of 0.87. The chart below compares the historical Sharpe Ratios of GLNCY and CPER, 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

	GLNCY	CPER	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.59	0.87	+2.72
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.49	0.27	+0.22
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.50	0.46	+0.04
Sharpe Ratio (All Time) Calculated using the full available price history	0.10	0.13	-0.03

Drawdowns

GLNCY vs. CPER - Drawdown Comparison

The maximum GLNCY drawdown since its inception was -85.04%, which is greater than CPER's maximum drawdown of -54.04%. Use the drawdown chart below to compare losses from any high point for GLNCY and CPER.

Drawdown Indicators

	GLNCY	CPER	Difference
Max Drawdown Largest peak-to-trough decline	-85.04%	-54.04%	-31.00%
Max Drawdown (1Y) Largest decline over 1 year	-14.71%	-24.77%	+10.06%
Max Drawdown (3Y) Largest decline over 3 years	-53.44%	-24.77%	-28.67%
Max Drawdown (5Y) Largest decline over 5 years	-54.06%	-34.75%	-19.31%
Max Drawdown (10Y) Largest decline over 10 years	-76.10%	-38.42%	-37.68%
Current Drawdown Current decline from peak	-2.29%	-2.91%	+0.62%
Average Drawdown Average peak-to-trough decline	-32.33%	-25.41%	-6.92%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.77%	11.93%	-7.16%

Volatility

GLNCY vs. CPER - Volatility Comparison

Glencore PLC ADR (GLNCY) and United States Copper Index Fund (CPER) have volatilities of 10.04% and 9.73%, 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

	GLNCY	CPER	Difference
Volatility (1M) Calculated over the trailing 1-month period	10.04%	9.73%	+0.31%
Volatility (6M) Calculated over the trailing 6-month period	24.86%	22.85%	+2.01%
Volatility (1Y) Calculated over the trailing 1-year period	33.22%	34.48%	-1.26%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	35.68%	26.97%	+8.71%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	39.05%	24.04%	+15.01%

Dividends

GLNCY vs. CPER - Dividend Comparison

GLNCY's dividend yield for the trailing twelve months is around 1.66%, while CPER has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CPER United States Copper Index Fund	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
GLNCY Glencore PLC ADR	1.66%	1.83%	2.98%	8.68%	5.56%	3.00%	0.00%	5.50%	4.70%	1.08%	0.00%	13.64%

Frequently Asked Questions

Can I hold both GLNCY and CPER in my portfolio?

GLNCY and CPER have a correlation of 0.58, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, GLNCY or CPER?

GLNCY has higher volatility (10.04%) compared to CPER (9.73%). In terms of maximum drawdown, GLNCY dropped -85.04% vs CPER's -54.04%.

Which has better risk-adjusted returns?

GLNCY currently has the higher Sharpe Ratio (3.59 vs 0.87), 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.