EETH vs. CBOO

Last updated Jun 3, 2026

EETH (ProShares Ether Strategy ETF) and CBOO (Calamos Bitcoin Structured Alt Protection ETF - October) are both exchange-traded funds - EETH is a Cryptocurrency fund actively managed by ProShares, while CBOO is a Defined Outcome fund actively managed by Calamos. Both are actively managed. A 0.69 correlation means they provide meaningful diversification when combined. EETH charges 0.95%/yr vs 0.69%/yr for CBOO.

Performance

EETH vs. CBOO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ProShares Ether Strategy ETF (EETH) and Calamos Bitcoin Structured Alt Protection ETF - October (CBOO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

EETH

• 1D: -4.54%
• 1M: -17.53%
• YTD: -36.80%
• 6M: -37.26%
• 1Y: -28.52%
• 3Y*: —
• 5Y*: —
• 10Y*: —

CBOO

• 1D: 0.00%
• 1M: 0.18%
• YTD: -0.00%
• 6M: -0.08%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

EETH vs. CBOO - Yearly Performance Comparison

	2026 (YTD)	2025
EETH ProShares Ether Strategy ETF	-36.80%	-34.51%
CBOO Calamos Bitcoin Structured Alt Protection ETF - October	-0.00%	-1.62%

Correlation

The correlation between EETH and CBOO is 0.69, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (All Time) Calculated using the full available price history since Oct 8, 2025	0.69

Return for Risk

EETH vs. CBOO — Risk / Return Rank

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

EETH

EETH Risk / Return Rank: 5
EETH Sharpe Ratio Rank: 5
EETH Sortino Ratio Rank: 6
EETH Omega Ratio Rank: 6
EETH Calmar Ratio Rank: 4
EETH Martin Ratio Rank: 5

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.

EETH vs. CBOO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ProShares Ether Strategy ETF (EETH) and Calamos Bitcoin Structured Alt Protection ETF - October (CBOO). 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.

	EETH	CBOO	Difference
Sharpe ratio Return per unit of total volatility	-0.42	—	—
Sortino ratio Return per unit of downside risk	-0.22	—	—
Omega ratio Gain probability vs. loss probability	0.98	—	—
Calmar ratio Return relative to maximum drawdown	-0.47	—	—
Martin ratio Return relative to average drawdown	-0.77	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	EETH	CBOO	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.42	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.03	-1.16	+1.13

Drawdowns

EETH vs. CBOO - Drawdown Comparison

The maximum EETH drawdown since its inception was -66.86%, which is greater than CBOO's maximum drawdown of -2.34%. Use the drawdown chart below to compare losses from any high point for EETH and CBOO.

Drawdown Indicators

	EETH	CBOO	Difference
Max Drawdown Largest peak-to-trough decline	-66.86%	-2.34%	-64.52%
Max Drawdown (1Y) Largest decline over 1 year	-62.71%	—	—
Current Drawdown Current decline from peak	-62.06%	-1.68%	-60.38%
Average Drawdown Average peak-to-trough decline	-29.40%	-1.61%	-27.79%
Ulcer Index Depth and duration of drawdowns from previous peaks	38.55%	—	—

Volatility

Volatility by Period

	EETH	CBOO	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.31%	—	—
Volatility (6M) Calculated over the trailing 6-month period	46.84%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	68.60%	2.15%	+66.45%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	68.89%	2.15%	+66.74%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	68.89%	2.15%	+66.74%

EETH vs. CBOO - Expense Ratio Comparison

EETH has a 0.95% expense ratio, which is higher than CBOO's 0.69% expense ratio.

Dividends

EETH vs. CBOO - Dividend Comparison

EETH's dividend yield for the trailing twelve months is around 84.06%, more than CBOO's 0.57% yield.

Position	TTM	2025	2024	2023
CBOO Calamos Bitcoin Structured Alt Protection ETF - October	0.57%	0.57%	0.00%	0.00%
EETH ProShares Ether Strategy ETF	84.06%	56.98%	10.82%	0.52%

Frequently Asked Questions

Can I hold both EETH and CBOO in my portfolio?

EETH and CBOO have a correlation of 0.69, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, EETH or CBOO?

On fees, CBOO is cheaper at 0.69% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, EETH or CBOO?

CBOO is cheaper with a 0.69% expense ratio, compared with 0.95% for EETH.

Which ETF pays a higher dividend yield, EETH or CBOO?

EETH has the higher dividend yield at 84.06%, compared with 0.57% for CBOO.

What is the main difference between EETH and CBOO?

EETH is categorized as Cryptocurrency, while CBOO is Defined Outcome. They also come from different issuers: ProShares and Calamos. Their fees differ too: 0.95% for EETH and 0.69% for CBOO.