Turn ETF ideas into real portfolios. Try the builder now →
Calamos launches three Bitcoin Structured Alt Protection ETFs offering defined downside protection and capped upside exposure.

Keep up with what matters in ETFs
Get timely ETF insights, market trends, and top ideas straight to your inbox.
Your newsletter subscriptions with us are subject to ETF Central's Privacy Policy and Terms and Conditions.
Calamos Investments continues to lead innovation in outcome-based investing with the launch of its Calamos Bitcoin Structured Alt Protection ETF – October Series. The lineup includes the Calamos Bitcoin Structured Alt Protection ETF
Each Calamos Bitcoin Structured Alt Protection ETF offers downside protection in exchange for a capped maximum return (“cap rate”):
These funds are designed to offer investors a new way to participate in the performance of Bitcoin while maintaining varying levels of downside protection. The ETFs provide defined outcome periods, allowing investors to balance risk and return through structured exposure to the world’s most recognized digital asset.
John Koudounis, President and CEO of Calamos, explained, “Through Calamos, Bitcoin is no longer the domain of the bold few, but a carefully considered option for the prudent many.”
Stay in the loop — get the latest ETF insights: trends, analysis, and expert picks.
Each Calamos Protected Bitcoin ETF is designed to provide exposure to Bitcoin’s price performance, up to a cap, while offering a predetermined level of downside protection over a set outcome period. The three series differ primarily by their protection levels and potential upside: the lower the protection level, the higher the opportunity for returns.
The funds achieve their exposure through exchange-listed FLEX options on Bitcoin ETFs, centrally cleared through the Options Clearing Corporation (OCC). This structure provides transparency, liquidity, and the safeguards of a regulated investment company traded on a U.S. exchange under SEC oversight.
By using this framework, the ETFs eliminate counterparty credit risk typically associated with derivatives and offer investors a more secure and accessible method of gaining Bitcoin exposure through the ETF vehicle.
Many investors recognize Bitcoin’s potential as a diversifying asset but remain cautious about its volatility, security concerns, and lack of regulatory oversight. The Calamos Protected Bitcoin ETFs address these concerns by combining Bitcoin’s growth potential with defined levels of risk management.
These ETFs appeal to investors who want to:
Calamos’ heritage in risk-managed investing provides the foundation for these products. Through its innovative design, the firm bridges the gap between traditional wealth management and the emerging digital asset ecosystem.
Headquartered in the Chicago metropolitan area, Calamos Investments is a diversified global investment firm offering innovative strategies across alternatives, convertibles, multi-asset, private credit, equity, fixed income, and sustainable investing. The firm manages over $45 billion in assets, including more than $20 billion in liquid alternatives.
Calamos serves institutional, advisor, and retail clients across the world, offering solutions through ETFs, mutual funds, closed-end funds, interval funds, UCITS, and separately managed portfolios. With its Protected Bitcoin ETF lineup, Calamos continues to expand access to digital assets through a disciplined, risk-aware approach designed to make complex strategies more accessible to everyday investors.
Learn more: https://www.calamos.com/capabilities/protected-bitcoin-etfs/
Please note this article is for information purposes only and does not in any way constitute investment advice. It is essential that you seek advice from a registered financial professional prior to making any investment decision.
Latest ETF News
See all ETF newsThe Medical Cost Time Bomb. Milliman Just Built Two ETFs to Defuse It

New Defense ETF DUTY Targets Modern Warfare and Gives Back to U.S. Veterans

Baron Capital Debuts Active Emerging Markets ETF

Advantages of ETFs over Mutual Funds1/6
Lower Costs
In this guide, we'll explore the advantages of ETFs over mutual funds, giving you valuable insights into why ETFs have gained significant popularity among investors like yourself.
Leveraged ETFs: Unlocking the Potential for Amplified Returns1/6
Understanding Leveraged ETFs
Explore leveraged ETFs: potential for amplified returns & risks. 5 ETFs to consider across equities, commodities & fixed income.
What is a Leveraged ETF?1/6
Introducing Leveraged and Inverse ETFs
In this guide, we'll dive into the world of leveraged ETFs, exploring their definition, mechanics, potential risks, and rewards.
What’sTheFund
What's the Fund | State Street SPDR IG Public & Private Credit ETF (Ticker: PRIV)
Matthew Bartolini, Global Head of Research Strategists, at State Street Investment Management, joins Ethan Hertzfeld on the New York Stock Exchange Floor to discuss PRIV, the State Street SPDR IG Public & Private Credit ETF.

ETF Trends
ETF Industry KPIs April 27, 2026
The ETF Industry saw 23 New Launches, 1 Ticker Change and 4 closures last week.

Asset TV
The ETF Show - Investors Can Fight Healthcare Inflation with Newly Launched ETFs
Adam Schenck, Principal and Managing Director of Fund Services at Milliman joined The ETF Show to discuss Milliman's first ETFs designed to hedge against rising healthcare inflation.

ETF Trends
ETF Industry KPIs April 20, 2026
The ETF Industry saw 14 New Launches, 1 Ticker Change and 16 closures last week.

Don’t start from scratch. Discover ready-made ETF portfolios built by professionals to match different goals, timelines, and market views. Use them as inspiration or as a starting point for your own allocation.
