CORN.L vs. COPA.L

Last updated Jun 5, 2026

CORN.L (WisdomTree Corn) and COPA.L (WisdomTree Copper) are both exchange-traded funds - CORN.L is a Agricultural Commodities fund tracking the Bloomberg Corn, while COPA.L is a Metals fund tracking the Bloomberg Copper Subindex. Both are passively managed. Over the past 10 years, CORN.L returned -4.47%/yr vs 10.33%/yr for COPA.L. At a 0.20 correlation, their price movements are largely independent. Both charge a 0.49% expense ratio.

Performance

CORN.L vs. COPA.L - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in WisdomTree Corn (CORN.L) and WisdomTree Copper (COPA.L). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CORN.L achieves a -6.79% return, which is significantly lower than COPA.L's 13.93% return. Over the past 10 years, CORN.L has underperformed COPA.L with an annualized return of -4.47%, while COPA.L has yielded a comparatively higher 10.33% annualized return.

CORN.L

• 1D: -2.89%
• 1M: -11.26%
• YTD: -6.79%
• 6M: -8.17%
• 1Y: -11.29%
• 3Y*: -14.04%
• 5Y*: -7.85%
• 10Y*: -4.47%

COPA.L

• 1D: 0.27%
• 1M: 9.03%
• YTD: 13.93%
• 6M: 21.07%
• 1Y: 30.28%
• 3Y*: 19.08%
• 5Y*: 7.06%
• 10Y*: 10.33%

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

CORN.L vs. COPA.L - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
CORN.L WisdomTree Corn	-6.79%	-10.19%	-12.88%	-18.82%	20.72%	35.07%	10.51%	-6.51%	-5.50%	-12.06%
COPA.L WisdomTree Copper	13.93%	36.37%	4.81%	2.66%	-13.58%	24.36%	21.41%	4.90%	-20.37%	26.83%

Correlation

The correlation between CORN.L and COPA.L is -0.06, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.06
Correlation (3Y) Calculated over the trailing 3-year period	0.03
Correlation (5Y) Calculated over the trailing 5-year period	0.12
Correlation (10Y) Calculated over the trailing 10-year period	0.13
Correlation (All Time) Calculated using the full available price history since Mar 19, 2007	0.20

The correlation between CORN.L and COPA.L shifts across timeframes, from -0.06 (1 year) to 0.20 (all time), reflecting how their relationship changes across market environments.

Return for Risk

CORN.L vs. COPA.L — Risk / Return Rank

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

CORN.L

CORN.L Risk / Return Rank: 3
CORN.L Sharpe Ratio Rank: 4
CORN.L Sortino Ratio Rank: 4
CORN.L Omega Ratio Rank: 4
CORN.L Calmar Ratio Rank: 2
CORN.L Martin Ratio Rank: 0

COPA.L

COPA.L Risk / Return Rank: 26
COPA.L Sharpe Ratio Rank: 26
COPA.L Sortino Ratio Rank: 24
COPA.L Omega Ratio Rank: 34
COPA.L Calmar Ratio Rank: 26
COPA.L 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.

CORN.L vs. COPA.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for WisdomTree Corn (CORN.L) and WisdomTree Copper (COPA.L). 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.

	CORN.L	COPA.L	Difference
Sharpe ratio: Return per unit of total volatility	-0.62	0.91	-1.53
Sortino ratio: Return per unit of downside risk	-0.76	1.24	-2.00
Omega ratio: Gain probability vs. loss probability	0.91	1.22	-0.31
Calmar ratio: Return relative to maximum drawdown	-0.84	1.19	-2.03
Martin ratio: Return relative to average drawdown	-1.73	2.57	-4.30
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

CORN.L vs. COPA.L - Sharpe Ratio Comparison

The current CORN.L Sharpe Ratio is -0.62, which is lower than the COPA.L Sharpe Ratio of 0.91. The chart below compares the historical Sharpe Ratios of CORN.L and COPA.L, 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

	CORN.L	COPA.L	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.62	0.91	-1.53
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.33	0.27	-0.60
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	-0.20	0.44	-0.64
Sharpe Ratio (All Time) Calculated using the full available price history	-0.11	0.09	-0.20

Drawdowns

CORN.L vs. COPA.L - Drawdown Comparison

The maximum CORN.L drawdown since its inception was -83.80%, which is greater than COPA.L's maximum drawdown of -67.44%. Use the drawdown chart below to compare losses from any high point for CORN.L and COPA.L.

Drawdown Indicators

	CORN.L	COPA.L	Difference
Max Drawdown Largest peak-to-trough decline	-83.80%	-67.44%	-16.36%
Max Drawdown (1Y) Largest decline over 1 year	-13.44%	-25.25%	+11.81%
Max Drawdown (3Y) Largest decline over 3 years	-46.84%	-25.25%	-21.59%
Max Drawdown (5Y) Largest decline over 5 years	-49.13%	-34.64%	-14.49%
Max Drawdown (10Y) Largest decline over 10 years	-56.00%	-38.75%	-17.25%
Current Drawdown Current decline from peak	-77.23%	-2.26%	-74.97%
Average Drawdown Average peak-to-trough decline	-58.83%	-33.24%	-25.59%
Ulcer Index Depth and duration of drawdowns from previous peaks	6.53%	11.73%	-5.20%

Volatility

CORN.L vs. COPA.L - Volatility Comparison

The current volatility for WisdomTree Corn (CORN.L) is 8.00%, while WisdomTree Copper (COPA.L) has a volatility of 8.83%. This indicates that CORN.L experiences smaller price fluctuations and is considered to be less risky than COPA.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CORN.L	COPA.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.00%	8.83%	-0.83%
Volatility (6M) Calculated over the trailing 6-month period	13.60%	18.91%	-5.31%
Volatility (1Y) Calculated over the trailing 1-year period	18.05%	33.17%	-15.12%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	23.45%	26.20%	-2.75%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.59%	23.28%	-0.69%

CORN.L vs. COPA.L - Expense Ratio Comparison

Both CORN.L and COPA.L have an expense ratio of 0.49%.

Dividends

CORN.L vs. COPA.L - Dividend Comparison

Neither CORN.L nor COPA.L has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both CORN.L and COPA.L in my portfolio?

CORN.L and COPA.L have a correlation of -0.06, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, CORN.L or COPA.L?

Both ETFs have the same 0.49% expense ratio. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, CORN.L or COPA.L?

CORN.L and COPA.L have the same expense ratio: 0.49% per year.

What is the main difference between CORN.L and COPA.L?

CORN.L is categorized as Agricultural Commodities, while COPA.L is Metals. CORN.L tracks Bloomberg Corn, while COPA.L tracks Bloomberg Copper Subindex.