Calamos S&P 500 Structured Alt Protection ETF - September (CPST) Holdings $26.48 0.00 (-0.02%) Closing price 08/21/2025 04:10 PM EasternExtended Trading$26.48 0.00 (0.00%) As of 08/21/2025 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 Polygon.io. Learn more. Add Compare Share Share Holdings Stock AnalysisChartHoldingsOwnershipBuy This Stock Top 4 CPST HoldingsRankCompanyCurrent PriceWeightShares Held14Spy 250829 C 0.79 4Spy 250829 C 0.79N/A100.20%42,80024Spy 250829 P 563.68 4Spy 250829 P 563.68N/A1.86%42,8003UsdN/A0.20%49,17644Spy 250829 C 606.01 4Spy 250829 C 606.01N/A-2.26%42,800 Geographic ExposureUnited States100.1%Currency ExposureUSD100.2% Related Companies and Tools Related Companies Calamos S&P 500Structured Alt Protection ETF- February Holdings Calamos Nasdaq-100 Structured Alt Protection ETF - September Holdings FT Vest U.S. Equity Equal Weight Buffer ETF - September Holdings Calamos Nasdaq Equity & Income ETF Holdings Global X S&P 500 Quality Dividend ETF Holdings Direxion Daily S&P 500 High Beta Bear 3X Shares Holdings Bancreek International Large Cap ETF Holdings AllianzIM U.S. Large Cap Buffer10 Jun ETF Holdings JPMorgan U.S. Research Enhanced Large Cap ETF Holdings Parametric Equity Plus ETF Holdings This page (NYSEARCA:CPST) was last updated on 8/22/2025 by MarketBeat.com Staff From Our PartnersWhat Steve Bannon revealed about Trump’s gold playA Trump advisor just said 3 words that could reset the dollar. It’s a gold move nobody saw coming—and your ...Reagan Gold Group | SponsoredGENIUS Act: Cancel Your Money?A new law called the GENIUS Act could quietly trigger the most radical shift in American finance in decades. B...Priority Gold | SponsoredEveryone’s watching Nvidia right now. Here’s why I’m excited.So, unless you’ve been living under a rock, you probably saw the news… Nvidia just signed a $7 BILLION deal...Timothy Sykes | SponsoredAltucher: It Looks Like My Trump prediction is coming trueNew Hampshire just launched a Strategic Crypto Reserve — and James Altucher says it’s the first sign that “Tru...Paradigm Press | SponsoredBREAKING: The House just passed 3 pro-crypto bills!The “top secret” DeFi play Our #1 Coin Report reveals which protocol is building this institutional bridge...Crypto 101 Media | Sponsored“Sell Nvidia before earnings”Eric Fry just went live with one of his most controversial calls yet: “Sell Nvidia.” While Wall Street has bee...InvestorPlace | SponsoredTax Drain Deadline: Protect Your Wealth Before September 15thOn September 15th, the IRS collects another round of quarterly tax payments—targeting self-employed profession...American Alternative | SponsoredMusk’s Project Colossus could mint millionairesI predict this single breakthrough could make Elon the world’s first trillionaire — and mint more new milliona...Brownstone Research | 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 - September 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 - September 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 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.
MarketBeat All Access