NYSEARCA:CPSM Calamos S&P 500 Structured Alt Protection ETF - May (CPSM) Price, Holdings, & News $28.23 -0.01 (-0.05%) As of 02:45 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Stock Analysis Stock AnalysisChartHeadlinesHoldingsOwnershipShort 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$28.18▼$28.3250-Day Range$27.88▼$28.2452-Week Range$25.31▼$28.32Volume13,567 shsAverage Volume13,051 shsMarket Capitalization$64.92 millionAssets Under Management$62.22 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%0.56%0.51%0.53%Other Expenses0.00%0.27%0.56%0.59%0.56%Total Expense0.69%0.65%0.76%0.74%0.73%Fee Waiver0.00%-0.23%-0.66%-0.71%-0.63%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 TermsBy 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. 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CPSM ETF News HeadlinesCalamos 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.comINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.September 17 at 2:00 AM | Traders Agency (Ad)Calamos S&P 500 Structured Alt Protection ETF - AprilApril 8, 2025 | seekingalpha.comCalamos Bitcoin Structured Alt Protection ETF - JanuaryMarch 16, 2025 | seekingalpha.comCalamos S&P 500 Structured Alt Protection ETF - AugustMarch 8, 2025 | markets.businessinsider.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 $26.70 on January 1st, 2025. Since then, CPSM shares have increased by 5.7% and is now trading at $28.2260. 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 Etsy (ETSY), Pfizer (PFE), Quality Distribution (QLTY), 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 Date4/30/2024 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$62.23 million Average Daily Volume$0.00 Discount/Premium-0.04% 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 Interest2,700 shs Miscellaneous Outstanding Shares2,300,000Beta0.12 Creation Unit25,000 Creation Fee$250.00 A Guide To High-Short-Interest StocksMarketBeat's analysts have just released their top five short plays for September 2025. Learn which stocks have the most short interest and how to trade them. Enter your email address to see which companies made the list.Get This Free Report Top 8 CPSM Holdings4spy 260430 C 3.83 4spy 260430 C 3.83Holding Weight: 101.74%UsdHolding Weight: 6.18%4spy 260430 P 554.54 4spy 260430 P 554.54Holding Weight: 2.61%474879558 Trs Usd R E Mqautocl TrsHolding Weight: 1.26%474932475 Trs Usd R E MqautoclHolding Weight: 0.79%474932475 Trs Usd P V 00msofr Sofr +70bpHolding Weight: -0.75%474879558 Trs Usd P V 00msofr Sofr +0bp BulletHolding Weight: -1.20%4spy 260430 C 593.36 4spy 260430 C 593.36Holding Weight: -10.63%Full Holdings DetailsCPSM Geographic ExposureCPSM Currency Exposure This page (NYSEARCA:CPSM) was last updated on 9/17/2025 by MarketBeat.com Staff From Our PartnersHe Called Nvidia at $1.10. Now, He Says THIS Stock Will…The original Magnificent Seven returned 16,894%—turning $7K into $1.18 million. 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