NYSEARCA:CPSM Calamos S&P 500 Structured Alt Protection ETF - May (CPSM) Price, Holdings, & News $29.29 +0.02 (+0.07%) Closing price 06/2/2026 04:10 PM EasternExtended Trading$29.32 +0.03 (+0.10%) As of 06/2/2026 04:10 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more. Add Compare Share Share Stock Analysis Stock AnalysisChartHoldingsOwnershipSEC FilingsShort InterestBuy This Stock About Calamos S&P 500 Structured Alt Protection ETF - May (NYSEARCA:CPSM) View Price History Chart DataSkip Price History Chart 1 Day 5 Days 30 Days 90 Days 1 Year Advanced 1 Day 1 Day 5 Days 30 Days 90 Days 1 Year Advanced Show volume Show extended hours Get CPSM alerts:Sign Up Key Stats Today's Range$29.28▼$29.3250-Day Range$28.77▼$29.2952-Week Range$27.60▼$29.65Volume5,248 shsAverage Volume6,270 shsMarket Capitalization$55.65 millionAssets Under Management$55.01 millionDividend YieldN/ANet Expense Ratio0.69%Aggregate RatingN/A ETF Overview The Calamos S&P 500 Structured Alt Protection ETF – May (CPSM) is an exchange-traded fund that trades on the NYSEARCA exchange in the United States. Read More Calamos S&P 500 Structured Alt Protection ETF - May ExpensesTypeCPSMLarge Cap ETFsEquity ETFsNYSEARCA ETFsAll ETFsManagement Fee0.69%0.58%0.57%0.51%0.53%Other Expenses0.00%0.27%0.55%0.58%0.55%Total Expense0.69%0.65%0.76%0.74%0.73%Fee Waiver0.00%-0.23%-0.64%-0.70%-0.62%Net Expense0.69%0.62%0.63%0.58%0.60% Receive CPSM Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Calamos S&P 500 Structured Alt Protection ETF - May and its competitors with MarketBeat's FREE daily newsletter. Submit View SMS TermsSMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy. CPSM ETF News HeadlinesCalamos S&P 500 Structured Alt Protection ETF - JulyMay 29, 2026 | markets.businessinsider.comCalamos S&P 500 Structured Alt Protection ETF - May (NYSEARCA:CPSM) Trading Up 0.1% - Time to Buy?May 23, 2026 | americanbankingnews.comYour book is insideThe "Sucker's Bet" Most New Options Traders Fall For Most people who try options lose money the same way. They don't know the rules. They don't know what to avoid. And they hand their account to Wall Street on a silver platter. Normally $29.97. Free today. | Profits Run (Ad)Calamos Laddered S&P 500 Str Alt Prt ETFDecember 24, 2025 | money.usnews.comCalamos S&P 500 Structured Alt Protection ETF May (CPSM) Dividend HistoryMay 24, 2025 | nasdaq.comCalamos Announces Upside Cap Range for Upcoming S&P 500® Structured Alt Protection ETF™ -- May (CPSM) Reset Providing Renewed 100% Downside Protection Over One YearApril 17, 2025 | prnewswire.comSee More Headlines CPSM ETF - Frequently Asked Questions How have CPSM shares performed this year? Calamos S&P 500 Structured Alt Protection ETF - May's stock was trading at $28.63 at the beginning of the year. Since then, CPSM stock has increased by 2.3% and is now trading at $29.29. How do I buy shares of Calamos S&P 500 Structured Alt Protection ETF - May? Shares of CPSM stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services. What other stocks do shareholders of Calamos S&P 500 Structured Alt Protection ETF - May own? Based on aggregate information from My MarketBeat watchlists, some other companies that Calamos S&P 500 Structured Alt Protection ETF - May investors own include Pfizer (PFE), Banco Bilbao Viscaya Argentaria (BBVA), Bank of America (BAC), Axsome Therapeutics (AXSM) and Anavex Life Sciences (AVXL). Fund Details IssuerCalamos Advisors Fund NameCalamos S&P 500 Structured Alt Protection ETF - May Tax ClassificationRegulated Investment Company Stock ExchangeNYSEARCACurrent SymbolNYSEARCA:CPSM Inception Date5/1/2024 Fund ManagerEli Pars, Jason Hill, David O'Donohue, Jimmy Young, Anthony Vecchiolla WebN/A PhoneN/AFund Focus Asset ClassEquity BenchmarkN/A CategorySize and Style FocusLarge Cap Development LevelDeveloped Markets RegionNorth America Number of Holdings5 Fund Statistics Assets Under Management$55.01 million Average Daily Volume$0.00 Discount/Premium-0.07% Administrator, Advisor and Custodian AdministratorState Street Bank and Trust Company AdvisorCalamos Advisors, LLC CustodianState Street Bank and Trust Company DistributorCalamos Financial Services LLC Transfer AgentState Street Bank and Trust Company TrusteeN/A Lead Market MakerWolverine Trading Options OptionableN/A Short Interest4,200 shs Miscellaneous Outstanding Shares1,900,000Beta0.08 Creation Unit25,000 Creation Fee$250.00 The Best Nuclear Energy Stocks to BuyNuclear energy is entering a new growth cycle as rising power demand, expanding data centers, and renewed policy support bring the sector back into focus. After strong gains in recent years, the most impactful phase of nuclear investment may still be ahead. This report highlights seven nuclear energy stocks positioned across the value chain—combining near-term revenue with long-term upside as next-generation technologies scale. Click the link below to unlock the full list.Get This Free Report Top 4 CPSM Holdings4spy 260430 C 3.83 4spy 260430 C 3.83Holding Weight: 108.73%UsdHolding Weight: 6.67%4spy 260430 P 554.54 4spy 260430 P 554.54Holding Weight: 0.30%4spy 260430 C 593.36 4spy 260430 C 593.36Holding Weight: -15.71%Full Holdings DetailsCPSM Geographic ExposureCPSM Currency Exposure This page (NYSEARCA:CPSM) was last updated on 6/3/2026 by MarketBeat.com Staff. From Our PartnersThe 1934 playbookIn 1934, a legal government maneuver transferred billions in wealth overnight. Most Americans never saw it com...American Alternative | Sponsored$30 stock to buy before Starlink goes public (WATCH NOW!)In the next 3 minutes… James Altucher – legendary investor and venture capitalist… And someone who’s kno...Paradigm Press | SponsoredTrump's gold order: the announcement they won't put on the front pageOn August 15, 1971, Nixon interrupted prime-time television and ended the gold standard in 15 minutes - no deb...Reagan Gold Group | SponsoredYour book attachedBill Poulos is giving away his 'Safe Trade Options Formula' book for free - but only for a limited time throug...Profits Run | SponsoredJune 12: $100 Turns Into $100,000?The SpaceX IPO is scheduled for June 12, and former tech executive Jeff Brown - who identified Bitcoin, Tesla,...Brownstone Research | SponsoredMy feud with Zohran MamdaniEmmy-winning analyst releases his next big story Whitney Tilson shocked the nation on 60 Minutes when he ac...Stansberry Research | SponsoredSpaceX just filed. The clock is ticking.Reuters reports Elon Musk filed secretly. Barron's says it's being finalized behind closed doors. CNBC just re...The Oxford Club | SponsoredSpaceX will mint billionaires. You won't be one of them.By the time a company goes public, 95% of profits have already been made. Insiders bought SpaceX at $20 billio...Behind the Markets | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Calamos S&P 500 Structured Alt Protection ETF - May Please log in to your account or sign up in order to add this asset to your watchlist. Share Calamos S&P 500 Structured Alt Protection ETF - May With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. Real-time analyst ratings, insider transactions, earnings data, and more. Our daily ratings and market update email newsletter. Sign in to your free account to enjoy all that MarketBeat has to offer. Sign In Create Account Your Email Address: Email Address Required Your Password: Password Required Log In Email Me a Login Link or Sign in with Facebook Sign in with Google Forgot your password? Your Email Address: Please enter your email address. Please enter a valid email address Choose a Password: Please enter your password. Your password must be at least 8 characters long and contain at least 1 number, 1 letter, and 1 special character. Create My Account (Free) or Sign in with Facebook Sign in with Google By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.