NYSEARCA:CPSU Calamos S&P 500 Structured Alt Protection ETF - June (CPSU) Price, Holdings, & News $27.67 0.00 (0.00%) Closing price 05/22/2026 04:10 PM EasternExtended Trading$27.65 -0.02 (-0.06%) As of 05/22/2026 04:12 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 - June (NYSEARCA:CPSU) 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 CPSU alerts:Sign Up Key Stats Today's Range$27.67▼$27.6750-Day Range$26.99▼$27.6752-Week Range$25.94▼$28.65Volume2 shsAverage Volume733 shsMarket Capitalization$13.84 millionAssets Under Management$13.13 millionDividend YieldN/ANet Expense Ratio0.69%Aggregate RatingN/A ETF Overview Under normal market conditions, the fund will invest substantially all of its assets in FLexible EXchange Options (FLEX Options) that reference the price performance of the SPDR®? S&P 500®? ETF Trust. FLEX Options are customized equity or index option contracts that trade on an exchange but provide investors with the ability to customize key contract terms like exercise prices, styles and expiration dates. The fund is non-diversified. Read More Calamos S&P 500 Structured Alt Protection ETF - June ExpensesTypeCPSULarge 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 CPSU Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Calamos S&P 500 Structured Alt Protection ETF - June 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. 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CPSU ETF News HeadlinesCalamos Announces Upside Cap Rates for CPSU and CPNJ: Structured Protection ETFs Providing Exposure to the S&P 500 and Nasdaq-100 with 100% Downside Protection Over One-YearMay 30, 2025 | prnewswire.comSee More Headlines CPSU ETF - Frequently Asked Questions How have CPSU shares performed this year? Calamos S&P 500 Structured Alt Protection ETF - June's stock was trading at $27.08 on January 1st, 2026. Since then, CPSU shares have increased by 2.2% and is now trading at $27.67. How do I buy shares of Calamos S&P 500 Structured Alt Protection ETF - June? Shares of CPSU 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. Fund Details IssuerCalamos Advisors Fund NameCalamos S&P 500 Structured Alt Protection ETF - June Tax ClassificationRegulated Investment Company Stock ExchangeNYSEARCACurrent SymbolNYSEARCA:CPSU Inception Date6/2/2025 Fund ManagerDavid O'Donohue, Jimmy Young, Eli Pars, Jason Hill, Anthony Vecchiolla WebN/A PhoneN/AFund Focus Asset ClassEquity BenchmarkN/A CategorySize and Style FocusLarge Cap Development LevelDeveloped Markets RegionNorth America Number of Holdings6 Fund Statistics Assets Under Management$13.13 million Average Daily Volume$0.00 Discount/Premium0.03% 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 Miscellaneous Outstanding Shares500,000Beta0.11 Creation Unit25,000 Creation Fee$250.00 The Next 7 Blockbuster Stocks for Growth InvestorsWondering what the next stocks will be that hit it big, with solid fundamentals? Click the link to see which stocks MarketBeat analysts could become the next blockbuster growth stocks.Get This Free Report Top 4 CPSU Holdings4Spy 260529 C 4.07 4Spy 260529 C 4.07Holding Weight: 110.24%4Spy 260529 P 589.39 4Spy 260529 P 589.39Holding Weight: 1.47%UsdHolding Weight: 0.53%4Spy 260529 C 632.61 4Spy 260529 C 632.61Holding Weight: -12.25%Full Holdings DetailsCPSU Geographic ExposureCPSU Currency Exposure This page (NYSEARCA:CPSU) was last updated on 5/26/2026 by MarketBeat.com Staff. From Our PartnersHey, it's Jon Najarian. The SpaceX IPO is right around the corner. But I discovered Elon may have something BIGGER planned. Check this out before June 9th...After being invited to the SpaceX launch headquarters in Cape Canaveral from one of Elon's top lobbyists… Hall...Banyan Hill Publishing | SponsoredThe SpaceX supplier that shipped 5 billion chips to StarlinkWhen Nvidia surged 770%, its data center cooling supplier Vertiv climbed 1,700%. 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