CBXA vs. CBOJ

Last updated Jun 23, 2026

CBXA (Calamos Bitcoin 90 Series Structured Alt Protection ETF - April) and CBOJ (Calamos Bitcoin Structured Alt Protection ETF - January) are both Defined Outcome funds from Calamos tracking the CBOE Bitcoin US ETF Index. Both are passively managed. Over the past year, CBXA returned -21.77% vs -4.01% for CBOJ. Their correlation of 0.86 suggests significant overlap in exposure. Both charge a 0.69% expense ratio.

Performance

CBXA vs. CBOJ - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Calamos Bitcoin 90 Series Structured Alt Protection ETF - April (CBXA) and Calamos Bitcoin Structured Alt Protection ETF - January (CBOJ). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CBXA achieves a -20.28% return, which is significantly lower than CBOJ's -1.64% return.

CBXA

• 1D: 0.75%
• 1M: -4.70%
• YTD: -20.28%
• 6M: -20.60%
• 1Y: -21.77%
• 3Y*: —
• 5Y*: —
• 10Y*: —

CBOJ

• 1D: -0.06%
• 1M: -1.37%
• YTD: -1.64%
• 6M: -1.89%
• 1Y: -4.01%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

CBXA vs. CBOJ - Yearly Performance Comparison

	2026 (YTD)	2025
CBXA Calamos Bitcoin 90 Series Structured Alt Protection ETF - April	-20.28%	9.67%
CBOJ Calamos Bitcoin Structured Alt Protection ETF - January	-1.64%	-0.12%

Correlation

The correlation between CBXA and CBOJ is 0.87, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.87
Correlation (All Time) Calculated using the full available price history since Apr 7, 2025	0.86

The correlation between CBXA and CBOJ has been stable across timeframes, ranging from 0.86 to 0.87 - a consistent structural relationship.

Return for Risk

CBXA vs. CBOJ — Risk / Return Rank

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

CBXA

CBXA Risk / Return Rank: 1
CBXA Sharpe Ratio Rank: 1
CBXA Sortino Ratio Rank: 1
CBXA Omega Ratio Rank: 1
CBXA Calmar Ratio Rank: 3
CBXA Martin Ratio Rank: 1

CBOJ

CBOJ Risk / Return Rank: 4
CBOJ Sharpe Ratio Rank: 3
CBOJ Sortino Ratio Rank: 3
CBOJ Omega Ratio Rank: 3
CBOJ Calmar Ratio Rank: 5
CBOJ 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.

CBXA vs. CBOJ - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Calamos Bitcoin 90 Series Structured Alt Protection ETF - April (CBXA) and Calamos Bitcoin Structured Alt Protection ETF - January (CBOJ). 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.

	CBXA	CBOJ	Difference
Sharpe ratio: Return per unit of total volatility	-1.21	-0.82	-0.38
Sortino ratio: Return per unit of downside risk	-1.63	-1.10	-0.53
Omega ratio: Gain probability vs. loss probability	0.79	0.87	-0.08
Calmar ratio: Return relative to maximum drawdown	-0.75	-0.50	-0.26
Martin ratio: Return relative to average drawdown	-1.42	-0.75	-0.67

CBXA vs. CBOJ - Sharpe Ratio Comparison

The current CBXA Sharpe Ratio is -1.21, which is lower than the CBOJ Sharpe Ratio of -0.82. The chart below compares the historical Sharpe Ratios of CBXA and CBOJ, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

CBXA vs. CBOJ - Drawdown Comparison

The maximum CBXA drawdown since its inception was -28.98%, which is greater than CBOJ's maximum drawdown of -8.13%. Use the drawdown chart below to compare losses from any high point for CBXA and CBOJ.

Drawdown Indicators

	CBXA	CBOJ	Difference
Max Drawdown Largest peak-to-trough decline	-28.98%	-8.13%	-20.85%
Max Drawdown (1Y) Largest decline over 1 year	-28.98%	-8.13%	-20.85%
Current Drawdown Current decline from peak	-27.43%	-7.96%	-19.47%
Average Drawdown Average peak-to-trough decline	-9.42%	-3.28%	-6.14%
Ulcer Index Depth and duration of drawdowns from previous peaks	15.33%	5.33%	+10.00%

Volatility

CBXA vs. CBOJ - Volatility Comparison

Calamos Bitcoin 90 Series Structured Alt Protection ETF - April (CBXA) has a higher volatility of 4.04% compared to Calamos Bitcoin Structured Alt Protection ETF - January (CBOJ) at 0.85%. This indicates that CBXA's price experiences larger fluctuations and is considered to be riskier than CBOJ based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CBXA	CBOJ	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.04%	0.85%	+3.19%
Volatility (6M) Calculated over the trailing 6-month period	14.93%	2.34%	+12.59%
Volatility (1Y) Calculated over the trailing 1-year period	18.13%	4.90%	+13.23%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.01%	4.53%	+12.48%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.01%	4.53%	+12.48%

CBXA vs. CBOJ - Expense Ratio Comparison

Both CBXA and CBOJ have an expense ratio of 0.69%.

Dividends

CBXA vs. CBOJ - Dividend Comparison

CBXA's dividend yield for the trailing twelve months is around 2.48%, less than CBOJ's 3.21% yield.

Position	TTM	2025
CBOJ Calamos Bitcoin Structured Alt Protection ETF - January	3.21%	3.16%
CBXA Calamos Bitcoin 90 Series Structured Alt Protection ETF - April	2.48%	1.97%

Frequently Asked Questions

Can I hold both CBXA and CBOJ in my portfolio?

CBXA and CBOJ have a correlation of 0.87, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, CBXA or CBOJ?

CBXA has higher volatility (4.04%) compared to CBOJ (0.85%). In terms of maximum drawdown, CBXA dropped -28.98% vs CBOJ's -8.13%.

Which ETF is better, CBXA or CBOJ?

On 1-year performance, CBOJ leads with -4.01% vs -21.77% for CBXA. Both ETFs have the same 0.69% expense ratio. On volatility, CBOJ has been the lower-risk option at 0.85%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, CBXA or CBOJ?

Over the 1-year period, CBOJ has performed better with a -4.01% return vs -21.77%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, CBXA or CBOJ?

CBXA and CBOJ have the same expense ratio: 0.69% per year.

Which ETF pays a higher dividend yield, CBXA or CBOJ?

CBOJ has the higher dividend yield at 3.21%, compared with 2.48% for CBXA.

What is the main difference between CBXA and CBOJ?

Both ETFs track CBOE Bitcoin US ETF Index.

Which has better risk-adjusted returns?

CBOJ currently has the higher Sharpe Ratio (-0.82 vs -1.21), 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.