BITO vs. CBTO

Last updated Jun 25, 2026

BITO (ProShares Bitcoin Strategy ETF) and CBTO (Calamos Bitcoin 80 Series Structured Alt Protection ETF - October) are both exchange-traded funds - BITO is a Cryptocurrency fund actively managed by ProShares, while CBTO is a Defined Outcome fund actively managed by Calamos. Both are actively managed. Their correlation of 0.87 suggests significant overlap in exposure. BITO charges 0.95%/yr vs 0.69%/yr for CBTO.

Performance

BITO vs. CBTO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ProShares Bitcoin Strategy ETF (BITO) and Calamos Bitcoin 80 Series Structured Alt Protection ETF - October (CBTO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BITO achieves a -32.58% return, which is significantly lower than CBTO's -8.46% return.

BITO

• 1D: -3.78%
• 1M: -21.14%
• YTD: -32.58%
• 6M: -32.41%
• 1Y: -45.57%
• 3Y*: 16.49%
• 5Y*: —
• 10Y*: —

CBTO

• 1D: -0.05%
• 1M: -1.40%
• YTD: -8.46%
• 6M: -8.78%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

BITO vs. CBTO - Yearly Performance Comparison

	2026 (YTD)	2025
BITO ProShares Bitcoin Strategy ETF	-32.58%	-31.03%
CBTO Calamos Bitcoin 80 Series Structured Alt Protection ETF - October	-8.46%	-13.82%

Correlation

The correlation between BITO and CBTO 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 (All Time) Calculated using the full available price history since Oct 7, 2025	0.87

Return for Risk

BITO vs. CBTO — Risk / Return Rank

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

BITO

BITO Risk / Return Rank: 1
BITO Sharpe Ratio Rank: 1
BITO Sortino Ratio Rank: 1
BITO Omega Ratio Rank: 1
BITO Calmar Ratio Rank: 2
BITO Martin Ratio Rank: 1

CBTO

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

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.

BITO vs. CBTO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ProShares Bitcoin Strategy ETF (BITO) and Calamos Bitcoin 80 Series Structured Alt Protection ETF - October (CBTO). 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.

	BITO	CBTO	Difference
Sharpe ratio: Return per unit of total volatility	-1.04	—	—
Sortino ratio: Return per unit of downside risk	-1.56	—	—
Omega ratio: Gain probability vs. loss probability	0.83	—	—
Calmar ratio: Return relative to maximum drawdown	-0.85	—	—
Martin ratio: Return relative to average drawdown	-1.45	—	—

Drawdowns

BITO vs. CBTO - Drawdown Comparison

The maximum BITO drawdown since its inception was -77.86%, which is greater than CBTO's maximum drawdown of -21.27%. Use the drawdown chart below to compare losses from any high point for BITO and CBTO.

Drawdown Indicators

	BITO	CBTO	Difference
Max Drawdown Largest peak-to-trough decline	-77.86%	-21.27%	-56.59%
Max Drawdown (1Y) Largest decline over 1 year	-53.50%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-53.50%	—	—
Current Drawdown Current decline from peak	-53.50%	-21.27%	-32.23%
Average Drawdown Average peak-to-trough decline	-36.87%	-15.33%	-21.54%
Ulcer Index Depth and duration of drawdowns from previous peaks	31.47%	—	—

Volatility

Volatility by Period

	BITO	CBTO	Difference
Volatility (1M) Calculated over the trailing 1-month period	13.03%	—	—
Volatility (6M) Calculated over the trailing 6-month period	34.32%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	44.22%	12.34%	+31.88%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	55.03%	12.34%	+42.69%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	55.03%	12.34%	+42.69%

BITO vs. CBTO - Expense Ratio Comparison

BITO has a 0.95% expense ratio, which is higher than CBTO's 0.69% expense ratio.

Dividends

BITO vs. CBTO - Dividend Comparison

BITO's dividend yield for the trailing twelve months is around 73.86%, more than CBTO's 0.24% yield.

Position	TTM	2025	2024	2023
BITO ProShares Bitcoin Strategy ETF	73.86%	78.29%	61.59%	15.14%
CBTO Calamos Bitcoin 80 Series Structured Alt Protection ETF - October	0.24%	0.22%	0.00%	0.00%

Frequently Asked Questions

Can I hold both BITO and CBTO in my portfolio?

BITO and CBTO 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 ETF is better, BITO or CBTO?

On fees, CBTO 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, BITO or CBTO?

CBTO is cheaper with a 0.69% expense ratio, compared with 0.95% for BITO.

Which ETF pays a higher dividend yield, BITO or CBTO?

BITO has the higher dividend yield at 73.86%, compared with 0.24% for CBTO.

What is the main difference between BITO and CBTO?

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