CPER vs. COPLX
CPER (United States Copper Index Fund) and COPLX (Copley Fund) are both funds - CPER is a Copper fund tracking the SummerHaven Copper Index Total Return, while COPLX is a Large Cap Value Equities fund managed by Copley. Over the past 10 years, CPER returned 10.37%/yr vs 10.99%/yr for COPLX. At a 0.25 correlation, their price movements are largely independent. CPER charges 1.06%/yr vs 2.37%/yr for COPLX.
Performance
CPER vs. COPLX - Performance Comparison
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Returns By Period
In the year-to-date period, CPER achieves a 6.75% return, which is significantly higher than COPLX's 6.25% return. Over the past 10 years, CPER has underperformed COPLX with an annualized return of 10.37%, while COPLX has yielded a comparatively higher 10.99% annualized return.
CPER
- 1D
- -3.84%
- 1M
- -4.11%
- YTD
- 6.75%
- 6M
- 9.28%
- 1Y
- 21.76%
- 3Y*
- 16.60%
- 5Y*
- 7.10%
- 10Y*
- 10.37%
COPLX
- 1D
- -0.16%
- 1M
- 1.71%
- YTD
- 6.25%
- 6M
- 5.63%
- 1Y
- 17.76%
- 3Y*
- 16.89%
- 5Y*
- 9.55%
- 10Y*
- 10.99%
CPER vs. COPLX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
CPER United States Copper Index Fund | 6.75% | 38.95% | 4.23% | 4.55% | -15.14% | 25.21% | 23.90% | 6.66% | -21.91% | 28.80% |
COPLX Copley Fund | 6.25% | 16.24% | 18.18% | 17.33% | -15.21% | 18.39% | 1.09% | 25.59% | 15.65% | 9.49% |
Correlation
The correlation between CPER and COPLX is 0.41, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.41 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.30 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.32 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.27 |
Correlation (All Time) Calculated using the full available price history since Nov 15, 2011 | 0.25 |
The correlation between CPER and COPLX shifts across timeframes, from 0.25 (all time) to 0.41 (1 year), reflecting how their relationship changes across market environments.
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Return for Risk
CPER vs. COPLX — Risk / Return Rank
CPER
COPLX
CPER vs. COPLX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for United States Copper Index Fund (CPER) and Copley Fund (COPLX). 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.
| CPER | COPLX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.11 | ||
| Sortino ratioReturn per unit of downside risk | -1.47 | ||
| Omega ratioGain probability vs. loss probability | 1.16 | 1.31 | -0.15 |
| Calmar ratioReturn relative to maximum drawdown | 0.88 | 2.34 | -1.46 |
| Martin ratioReturn relative to average drawdown | 1.82 | 7.96 | -6.14 |
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Drawdowns
CPER vs. COPLX - Drawdown Comparison
The maximum CPER drawdown since its inception was -54.04%, which is greater than COPLX's maximum drawdown of -44.70%. Use the drawdown chart below to compare losses from any high point for CPER and COPLX.
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Drawdown Indicators
| CPER | COPLX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -54.04% | -44.70% | -9.34% |
Max Drawdown (1Y)Largest decline over 1 year | -24.77% | -7.88% | -16.89% |
Max Drawdown (3Y)Largest decline over 3 years | -24.77% | -18.21% | -6.56% |
Max Drawdown (5Y)Largest decline over 5 years | -34.75% | -20.23% | -14.52% |
Max Drawdown (10Y)Largest decline over 10 years | -38.42% | -36.61% | -1.81% |
Current DrawdownCurrent decline from peak | -8.08% | -1.49% | -6.59% |
Average DrawdownAverage peak-to-trough decline | -25.32% | -8.94% | -16.38% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 11.97% | 2.31% | +9.66% |
Volatility
CPER vs. COPLX - Volatility Comparison
United States Copper Index Fund (CPER) has a higher volatility of 9.34% compared to Copley Fund (COPLX) at 3.49%. This indicates that CPER's price experiences larger fluctuations and is considered to be riskier than COPLX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CPER | COPLX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 9.34% | 3.49% | +5.85% |
Volatility (6M)Calculated over the trailing 6-month period | 23.62% | 8.16% | +15.46% |
Volatility (1Y)Calculated over the trailing 1-year period | 35.07% | 10.65% | +24.42% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 27.06% | 14.04% | +13.02% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 24.11% | 16.63% | +7.48% |
CPER vs. COPLX - Expense Ratio Comparison
CPER has a 1.06% expense ratio, which is lower than COPLX's 2.37% expense ratio.
Dividends
CPER vs. COPLX - Dividend Comparison
Neither CPER nor COPLX has paid dividends to shareholders.
Frequently Asked Questions
CPER and COPLX have a correlation of 0.41, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
CPER has higher volatility (9.34%) compared to COPLX (3.49%). In terms of maximum drawdown, CPER dropped -54.04% vs COPLX's -44.70%.
COPLX currently has the higher Sharpe Ratio (1.73 vs 0.62), 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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