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Key Takeaways
- The first autocallable note ETF approved by the U.S. Securities and Exchange Commission (SEC) is the Calamos Autocallable Income ETF, which delivers a laddered stream of autocallable-note coupons in a low-cost, low-minimum ETF wrapper.
- Income stops if markets rally sharply, and losses kick in if the linked index falls about 40% or more.
High-net-worth investors have long tapped exotic “structured notes” to squeeze double-digit yields out of sideways markets.
Now, Wall Street is packaging one of those strategies—laddered autocallable notes—into ETFs, available to ordinary investors. The first such ETF, the Calamos Autocallable Income ETF (CAIE), was launched in June 2025.
Instead of wiring millions of dollars to a private bank and waiting for a lengthy and complex prospectus, you can just buy ETFs like CAIE within your own brokerage account, with fees comparable to a sector fund and which promises a headline coupon north of 14% a year.
What Are Autocallable Notes?
Autocallable notes are a financial product that’s part bond, part bet on the stock market. Here’s how they work: You lend money for five to seven years, and that loan is tied to how well a stock market index, like the S&P 500 index, performs.
Every month, those managing the notes check the market. If the index hasn’t fallen too far—usually it needs to stay above 60-70% of where it started, called the barrier—you get a monthly payment called a coupon, often much higher than what you’d get from a regular bond or savings account.
However, there’s a catch: If the market performs exceptionally well and surpasses its initial value, the company can stop your investment early, refund your original investment, and cease those monthly payments. So you can miss out on significant market gains.
On the flip side, if the market drops significantly and falls below that 60-70% safety level by the end of the term, you could lose money just like you would owning stocks directly.
It’s essentially a way to earn income when markets are flat or slightly down, but you give up the chance for big gains when markets soar, and you’re still at risk if markets crash hard.
The tradeoff is getting potentially high monthly income in exchange for taking on complicated risks that can be hard to understand and predict.
Investors could take an equity-like loss if the index plunges below the barrier at the end of the term.
The Calamos Autocallable Income ETF
Calamos is the first ETF provider to gain regulatory and exchange approval, laddering more than 65 individual autocallables that reset weekly, which it claims should provide more consistent cash flow.
The portfolio uses the MerQube U.S. Large-Cap Vol Advantage Index and, as of early July 2025, shows a weighted-average coupon of 14.7%, with distributions paid monthly.
The ETF structure makes exposure to these notes far more liquid (easier to buy and sell), provides for 1099 tax reporting, and has no account minimums since it sells like any other shares in the stock market. Its expense ratio is 0.74%.
CAIE also layers on counterparty and swap risks, as J.P. Morgan stands behind the total-return swaps that replicate the notes’ economics.
Important
Expense ratio of the Calamos Autocallable Income ETF.
Risks You Should Know
Autocallables effectively swap dividend income and upside potential for equity risk you may not fully see:
Early calls mean you likely pocket high coupons only in sideways markets; in strong rallies, the note disappears, capping upside. Autocallables will therefore tend to underperform in strong bull markets.
And, during deep sell-offs, you still face losses once the lower barrier is breached. Investors hear “double-digit yield” and forget they are effectively short a put option.
Finally, remember that CAIE is a complex and relatively new entity, with less than $10 million in assets and a limited trading history as of mid-2025. Thin secondary-market volume can widen bid-ask spreads, and the fund’s swaps, although collateralized, introduce another layer of risk that won’t be apparent in a simple price chart.
Tip
If you cannot explain to a friend how the coupons are generated—or why and when they might stop—consider passing on these ETFs.
The Bottom Line
Calamos’ autocallable note ETF opens the door to a structured note strategy once reserved for affluent private-bank clients, now letting anyone shoot for high monthly income with a single ticker. Just keep in mind that the yield isn’t certain, the downside risk is real, and the product has yet to prove itself in the market.
As with any shiny new income idea, due diligence—and a healthy respect to stay away from products you don’t understand—remain your best friends.

