COPZ vs. CPER

Last updated Jun 21, 2026

COPZ (Defiance Daily Target 2X Long Copper ETF) and CPER (United States Copper Index Fund) are both Copper funds. COPZ is actively managed, while CPER is passively managed. Their correlation of 0.83 suggests significant overlap in exposure. COPZ charges 0.95%/yr vs 1.06%/yr for CPER.

Performance

COPZ vs. CPER - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Defiance Daily Target 2X Long Copper ETF (COPZ) and United States Copper Index Fund (CPER). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

COPZ

• 1D: -2.52%
• 1M: 2.06%
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

CPER

• 1D: 0.57%
• 1M: 0.73%
• YTD: 11.16%
• 6M: 15.65%
• 1Y: 28.29%
• 3Y*: 17.64%
• 5Y*: 8.79%
• 10Y*: 10.89%

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

COPZ vs. CPER - Yearly Performance Comparison

	2026 (YTD)
COPZ Defiance Daily Target 2X Long Copper ETF	-17.41%
CPER United States Copper Index Fund	11.22%

Correlation

The correlation between COPZ and CPER is 0.83, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (All Time) Calculated using the full available price history since Feb 18, 2026	0.83

Return for Risk

COPZ vs. CPER — Risk / Return Rank

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

COPZ

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

CPER

CPER Risk / Return Rank: 24
CPER Sharpe Ratio Rank: 23
CPER Sortino Ratio Rank: 21
CPER Omega Ratio Rank: 29
CPER Calmar Ratio Rank: 25
CPER Martin Ratio Rank: 20

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.

COPZ vs. CPER - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Defiance Daily Target 2X Long Copper ETF (COPZ) 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.

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.

	COPZ	CPER	Difference
Sharpe ratio: Return per unit of total volatility	—	0.81	—
Sortino ratio: Return per unit of downside risk	—	1.16	—
Omega ratio: Gain probability vs. loss probability	—	1.19	—
Calmar ratio: Return relative to maximum drawdown	—	1.14	—
Martin ratio: Return relative to average drawdown	—	2.35	—

Drawdowns

COPZ vs. CPER - Drawdown Comparison

The maximum COPZ drawdown since its inception was -49.79%, smaller than the maximum CPER drawdown of -54.04%. Use the drawdown chart below to compare losses from any high point for COPZ and CPER.

Drawdown Indicators

	COPZ	CPER	Difference
Max Drawdown Largest peak-to-trough decline	-49.79%	-54.04%	+4.25%
Max Drawdown (1Y) Largest decline over 1 year	—	-24.77%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-24.77%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-34.75%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-38.42%	—
Current Drawdown Current decline from peak	-31.76%	-4.29%	-27.47%
Average Drawdown Average peak-to-trough decline	-28.67%	-25.33%	-3.34%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	11.96%	—

Volatility

Volatility by Period

	COPZ	CPER	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	8.81%	—
Volatility (6M) Calculated over the trailing 6-month period	—	23.28%	—
Volatility (1Y) Calculated over the trailing 1-year period	110.12%	34.86%	+75.26%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	110.12%	27.01%	+83.11%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	110.12%	24.08%	+86.04%

COPZ vs. CPER - Expense Ratio Comparison

COPZ has a 0.95% expense ratio, which is lower than CPER's 1.06% expense ratio.

Dividends

COPZ vs. CPER - Dividend Comparison

Neither COPZ nor CPER has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both COPZ and CPER in my portfolio?

COPZ and CPER have a correlation of 0.83, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, COPZ or CPER?

On fees, COPZ is cheaper at 0.95% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, COPZ or CPER?

COPZ is cheaper with a 0.95% expense ratio, compared with 1.06% for CPER.

Which ETF pays a higher dividend yield, COPZ or CPER?

COPZ and CPER have nearly identical dividend yields, around 0.00%.

What is the main difference between COPZ and CPER?

They also come from different issuers: Defiance and USCF. Their fees differ too: 0.95% for COPZ and 1.06% for CPER.