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CBOA ETF: What Is It? Returns, Expense Ratio, Holdings, and Alternative ETFs Explained

Updated August 20, 2026 · First published August 19, 2026

The Calamos Bitcoin Structured Alt Protection ETF April (CBOA ETF) is a structured product that combines participation in Bitcoin price gains with a downside protection objective. Before investing, check the outcome period, cap conditions, the Bitcoin outlook, and trading conditions together.

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What Is the Calamos Bitcoin Structured Alt Protection ETF April?

The CBOA ETF is a structured product that references Bitcoin spot price movements while seeking both upside participation and downside protection over a defined outcome period. Rather than holding Bitcoin directly, it uses options that reference related exchange-traded products or an index.

It suits investors who want to consider Bitcoin price exposure, understand the relationship between the outcome period and the risk of loss, and examine the structure rather than trade for the short term.

It is an actively managed ETF run by Calamos.

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How Does the Calamos Bitcoin Structured Alt Protection ETF April Invest?

ItemDetails
Underlying exposureLinked to the Bitcoin spot price
Management styleStructured management using options
Outcome periodBased on a defined period
Rebalancing frequencyAdjusted according to the option structure
Distribution frequencyDistributed once a year
IssuerCalamos
Total expense ratio0.69%

The CBOA ETF combines option contracts to seek participation in Bitcoin price gains up to a set cap, with the goal of managing downside risk over the outcome period. Because price exposure is created by referencing related exchange-traded products or an index, the way risk is transmitted differs from that of a product that holds the asset directly.

  • A structure that uses options instead of direct holdings
  • A downside protection objective designed around the outcome period
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Size and Costs of the Calamos Bitcoin Structured Alt Protection ETF April (AUM and Management Fee)

Assets under management (AUM) stand at $5.0M, and the total expense ratio (Expense Ratio) is an annual 0.69%.

For the CBOA ETF, the performance an investor actually experiences can vary with the gap between market price and net asset value, changes in option values, and the time remaining in the outcome period. It is necessary to check where the purchase date falls within the outcome period, along with trading conditions.

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Performance and Trends of the Calamos Bitcoin Structured Alt Protection ETF April

1-Year Price Performance
Dividend & Yield
Dividend Yield 2.30%
Annual Dividend (TTM) $0.58
1Y Return -6.0%
Next Ex-Dividend Date 12/12/2025
52-Week Price Range
$25
Low $24 High $27
vs. low +4.73% vs. high -6.22%

The performance of Bitcoin-linked products is affected by the volatility of the underlying asset, option values, and the passage of the outcome period. Therefore, the performance experienced by CBOA ETF investors can differ depending on the purchase date and the remaining outcome period, and it is worth examining the protection objective and the cap conditions separately.

Fund flows into the CBOA ETF can be influenced by demand for protected Bitcoin exposure, the market's perception of volatility, and trading conditions for exchange-traded products. As price swings grow larger, investors should check not only the protection structure itself but also the gap between market price and net asset value, as well as trading liquidity.

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Pros and Cons of the Calamos Bitcoin Structured Alt Protection ETF April

Its defining feature is the combination of a structured downside protection objective with participation in Bitcoin gains, but investors need to understand the cap, the timing of investment, and the option structure.

💪 Key Strengths

Downside protection objective
It is designed so that a loss management objective is taken into account when the fund is held for the entire outcome period.
No direct holding required
It seeks price exposure through options without holding Bitcoin directly.
Structured exposure
It handles upside participation and a loss management objective within a single outcome period structure.

⚠️ Points to Watch

Limited upside
Even if the Bitcoin price rises, investors may not participate in gains above the set cap.
Entry timing risk
Buying partway through the outcome period may produce gains or losses that differ from the designed protection effect.
Possibility of shortfall in protection
The protection objective and cap conditions are not guaranteed, and the possibility of principal loss remains.
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Alternative ETFs and Related Products for the Calamos Bitcoin Structured Alt Protection ETF April

The CBTO ETF shown in the table can serve as a benchmark for comparing Bitcoin-linked protection structures, while the CBTJ ETF and CBOJ ETF let investors examine differences in outcome period and design conditions. The CBXJ ETF and QBF ETF may differ in protection level and upside participation method, so the prospectus should be checked as well. The CBOX ETF, BNO ETF, and JPM ETF are tickers shown in the provided holdings, so the relationship between the underlying exposure and the option structure needs to be reviewed separately.

Peer Comparison ETFs
TickerNamePriceChangeAUMTotal Expense RatioDividend Yield1Y
CBTJCBTJCalamos Bitcoin 80 Buffer - Jan$19.53+1.0%$24.1M0.69%1.62%-27.6%
CBXJCBXJCalamos Bitcoin 90 Buffer - Jan$21.21+0.7%$15.8M0.69%2.1%-20.7%
CBOJCBOJCalamos Bitcoin Structured Alt Protection ETF - January$24.20+0.2%$15.7M0.69%3.14%-6.4%
CBTOCBTOCalamos Bitcoin 80 Buffer - Oct$18.85+0.9%$13.1M0.69%0.25%-19.9%
QBFQBFInnovator Uncapped Bitcoin 20 Floor ETF - Quarterly$17.61+1.3%$12.2M0.79%1.68%-31.4%
Top Holdings
TickerNameWeightPriceChangeMarket CapP/EDividend Yield
GSEEGSEEGoldman Sachs MarketBeta Emerging Markets Equity ETF0.99%$62.89+0.0%$0.0M-2.26%
CBOXCBOXCalamos Tax-Aware Collateral ETF0.77%$102.28+0.0%$0.0M--
BNOBNOUnited States Brent Oil Fund LP0.14%$66.11+0.2%$0.0M--
JPMJPMorgan Chase & Co0.08%$337.98-0.8%$898.4B14.21.89%
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Investor Checkpoints for the Calamos Bitcoin Structured Alt Protection ETF April

Before investing, first check the start and end conditions of the outcome period, the purchase date, and the gap between market price and net asset value. Because the protection objective is designed on the assumption that the fund is held for the entire outcome period, it is important to review your holding plan together with how the structure works.

CheckpointWhat to checkCurrent status
Cost structureCheck the fees and the costs arising from the option structure.Prospectus review needed
Outcome periodCheck the relationship between the purchase date and the remaining outcome period.Confirm whether the periods align
Cap structureCheck the upside participation cap and the protection conditions separately.Confirm design conditions
Trading conditionsCheck the gap between market price and net asset value, and trading liquidity.Liquidity check needed

Bitcoin-related price swings, changes in the value of option contracts, and trading conditions can widen the gap between market price and net asset value. The protection objective presumes a specific outcome period and conditions, and there remains a possibility that the objective is not achieved or that principal loss occurs.

The Calamos Bitcoin Structured Alt Protection ETF April is a product whose focus is on understanding the structure for investors who want to consider Bitcoin price exposure and a downside protection objective together. Investors in the CBOA ETF should check the cap, outcome period, purchase date, and trading conditions, and then judge whether it fits their own risk tolerance.

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Disclaimer: This content is for informational purposes only and does not constitute investment advice. All investment responsibility lies with the investor.

This article reflects information as of August 20, 2026.

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