NYSEARCA:CPSM Calamos S&P 500 Structured Alt Protection ETF - May (CPSM) Price, Holdings, & News $29.12 +0.05 (+0.17%) Closing price 05/5/2026 04:10 PM EasternExtended Trading$29.12 0.00 (0.00%) As of 05/5/2026 04:48 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$29.02▼$29.1650-Day Range$28.77▼$29.1252-Week Range$27.34▼$29.65Volume33,781 shsAverage Volume5,384 shsMarket Capitalization$55.33 millionAssets Under Management$53.15 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%-0.61%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 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.comI’m sounding the alarmMeta is cutting 10% of its workforce. Microsoft offered voluntary retirement to 7% of U.S. employees. Oracle, Amazon, Snap, and Block have done the same. Most assume this is about AI - but investor Porter Stansberry says the real driver runs far deeper. Goldman Sachs estimates 12,400 Americans are being financially harmed every day by this shift, while others grow wealthier. Stansberry - who predicted the internet economy's rise and recommended Amazon, Qualcomm, and Texas Instruments before they were household names - is now releasing a new investigation he calls The Final Displacement. | Porter & Company (Ad)Calamos 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.comCalamos S&P 500 Structured Alt Protection ETF - AprilApril 8, 2025 | seekingalpha.comCalamos Bitcoin Structured Alt Protection ETF - JanuaryMarch 16, 2025 | seekingalpha.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 1.7% and is now trading at $29.12. 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$53.15 million Average Daily Volume$0.00 Discount/Premium-0.05% 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 Interest5,000 shs Miscellaneous Outstanding Shares1,900,000Beta0.08 Creation Unit25,000 Creation Fee$250.00 7 Stocks That Will Be Magnificent in 2026Discover the next wave of investment opportunities with our report, 7 Stocks That Will Be Magnificent in 2026. Explore companies poised to replicate the growth, innovation, and value creation of the tech giants dominating today's markets.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 5/6/2026 by MarketBeat.com Staff. From Our PartnersYour book attachedYour Download Link (Expiring) If you still haven't downloaded the free Simple Options Trading For Beginners...Profits Run | SponsoredIran's New Leader Just Said Something That Should Terrify Every AmericanIran's Supreme Leader has declared the Strait of Hormuz closed as leverage against the U.S. - and with 40% of ...American Alternative | SponsoredI’m sounding the alarmMeta is cutting 10% of its workforce. 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