ETHA vs. CBOL

Last updated Jun 4, 2026

ETHA (iShares Ethereum Trust ETF) and CBOL (Calamos Laddered Bitcoin 90 Series Structured Alt Protection ETF) are both exchange-traded funds - ETHA is a Cryptocurrency fund tracking the CME CF Ether Dollar Reference Rate - New York Variant, while CBOL is a Defined Outcome fund actively managed by Calamos. ETHA is passively managed, while CBOL is actively managed. Their correlation of 0.90 suggests significant overlap in exposure. ETHA charges 0.25%/yr vs 0.79%/yr for CBOL.

Performance

ETHA vs. CBOL - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Ethereum Trust ETF (ETHA) and Calamos Laddered Bitcoin 90 Series Structured Alt Protection ETF (CBOL). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ETHA achieves a -39.46% return, which is significantly lower than CBOL's -2.03% return.

ETHA

• 1D: -5.56%
• 1M: -23.58%
• YTD: -39.46%
• 6M: -42.75%
• 1Y: -31.79%
• 3Y*: —
• 5Y*: —
• 10Y*: —

CBOL

• 1D: -0.13%
• 1M: -0.78%
• YTD: -2.03%
• 6M: -2.60%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

ETHA vs. CBOL - Yearly Performance Comparison

	2026 (YTD)	2025
ETHA iShares Ethereum Trust ETF	-39.46%	-27.83%
CBOL Calamos Laddered Bitcoin 90 Series Structured Alt Protection ETF	-2.03%	-2.47%

Correlation

The correlation between ETHA and CBOL is 0.90, 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 Oct 15, 2025	0.90

Return for Risk

ETHA vs. CBOL — Risk / Return Rank

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

ETHA

ETHA Risk / Return Rank: 5
ETHA Sharpe Ratio Rank: 5
ETHA Sortino Ratio Rank: 5
ETHA Omega Ratio Rank: 5
ETHA Calmar Ratio Rank: 4
ETHA 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.

ETHA vs. CBOL - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Ethereum Trust ETF (ETHA) and Calamos Laddered Bitcoin 90 Series Structured Alt Protection ETF (CBOL). 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.

	ETHA	CBOL	Difference
Sharpe ratio: Return per unit of total volatility	-0.47	—	—
Sortino ratio: Return per unit of downside risk	-0.31	—	—
Omega ratio: Gain probability vs. loss probability	0.97	—	—
Calmar ratio: Return relative to maximum drawdown	-0.51	—	—
Martin ratio: Return relative to average drawdown	-0.84	—	—
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

	ETHA	CBOL	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.47	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.41	-1.80	+1.39

Drawdowns

ETHA vs. CBOL - Drawdown Comparison

The maximum ETHA drawdown since its inception was -64.02%, which is greater than CBOL's maximum drawdown of -4.91%. Use the drawdown chart below to compare losses from any high point for ETHA and CBOL.

Drawdown Indicators

	ETHA	CBOL	Difference
Max Drawdown Largest peak-to-trough decline	-64.02%	-4.91%	-59.11%
Max Drawdown (1Y) Largest decline over 1 year	-62.89%	—	—
Current Drawdown Current decline from peak	-62.89%	-4.64%	-58.25%
Average Drawdown Average peak-to-trough decline	-32.65%	-3.21%	-29.44%
Ulcer Index Depth and duration of drawdowns from previous peaks	37.73%	—	—

Volatility

Volatility by Period

	ETHA	CBOL	Difference
Volatility (1M) Calculated over the trailing 1-month period	10.15%	—	—
Volatility (6M) Calculated over the trailing 6-month period	46.25%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	68.61%	3.88%	+64.73%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	72.53%	3.88%	+68.65%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	72.53%	3.88%	+68.65%

ETHA vs. CBOL - Expense Ratio Comparison

ETHA has a 0.25% expense ratio, which is lower than CBOL's 0.79% expense ratio.

Dividends

ETHA vs. CBOL - Dividend Comparison

ETHA has not paid dividends to shareholders, while CBOL's dividend yield for the trailing twelve months is around 1.83%.

Position	TTM	2025
CBOL Calamos Laddered Bitcoin 90 Series Structured Alt Protection ETF	1.83%	1.79%
ETHA iShares Ethereum Trust ETF	0.00%	0.00%

Frequently Asked Questions

Can I hold both ETHA and CBOL in my portfolio?

With a correlation of 0.90, ETHA and CBOL move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which ETF is better, ETHA or CBOL?

On fees, ETHA is cheaper at 0.25% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, ETHA or CBOL?

ETHA is cheaper with a 0.25% expense ratio, compared with 0.79% for CBOL.

Which ETF pays a higher dividend yield, ETHA or CBOL?

CBOL has the higher dividend yield at 1.83%, compared with 0.00% for ETHA.

What is the main difference between ETHA and CBOL?

ETHA is categorized as Cryptocurrency, while CBOL is Defined Outcome. They also come from different issuers: iShares and Calamos. Their fees differ too: 0.25% for ETHA and 0.79% for CBOL.