NYSEARCA:CPSM Calamos S&P 500 Structured Alt Protection ETF - May (CPSM) Price, Holdings, & News $28.33 +0.03 (+0.11%) As of 10/17/2025 04:10 PM Eastern 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$28.21▼$28.3350-Day Range$28.02▼$28.3352-Week Range$25.31▼$28.38Volume577 shsAverage Volume12,201 shsMarket Capitalization$59.49 millionAssets Under Management$59.58 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 (NYSEARCA:CPSM) Shares Up 0.1% - Time to Buy?October 18 at 3:13 AM | americanbankingnews.comCalamos S&P 500 Structured Alt Protection ETF May (CPSM) Dividend HistoryMay 24, 2025 | nasdaq.comMelt-up warning Porter Stansberry says this bull market is past the “safe zone” and racing toward an event horizon — and in his urgent broadcast, he names three investments he believes could soar as America’s financial system nears a breaking point.October 18 at 2:00 AM | 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 $26.70 at the start of the year. Since then, CPSM stock has increased by 6.1% and is now trading at $28.33. 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$59.58 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 Interest100 shs Miscellaneous Outstanding Shares2,100,000Beta0.12 Creation Unit25,000 Creation Fee$250.00 7 Stocks That Could Be Bigger Than Tesla, Nvidia, and GoogleLooking for the next FAANG stock before everyone has heard about it? Enter your email address to see which stocks MarketBeat analysts think might become the next trillion dollar tech company.Get This Free Report Top 8 CPSM Holdings4spy 260430 C 3.83 4spy 260430 C 3.83Holding Weight: 104.98%UsdHolding Weight: 6.17%4spy 260430 P 554.54 4spy 260430 P 554.54Holding Weight: 1.62%474879558 Trs Usd R E Mqautocl TrsHolding Weight: 1.38%474932475 Trs Usd R E MqautoclHolding Weight: 0.87%474932475 Trs Usd P V 00msofr Sofr +70bpHolding Weight: -0.78%474879558 Trs Usd P V 00msofr Sofr +0bp BulletHolding Weight: -1.24%4spy 260430 C 593.36 4spy 260430 C 593.36Holding Weight: -12.98%Full Holdings DetailsCPSM Geographic ExposureCPSM Currency Exposure This page (NYSEARCA:CPSM) was last updated on 10/18/2025 by MarketBeat.com Staff From Our PartnersThis Crypto Is Set to Explode in JanuaryCurious about crypto but still stuck scrolling endless threads? 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