Calamos S&P 500 Structured Alt Protection ETF - April (CPSP) Chart & Stock Price History $25.82 +0.03 (+0.12%) As of 10/24/2025 04:10 PM Eastern Add Compare Share Share Chart Stock AnalysisChartHoldingsShort InterestBuy This Stock Calamos S&P 500 Structured Alt Protection ETF - April Stock Price Performance The Calamos S&P 500 Structured Alt Protection ETF - April (CPSP) fund chart highlights key performance trends across multiple timeframes. In the past month, the fund has increased 0.35%, reflecting recent market activity. As of the latest close, Calamos S&P 500 Structured Alt Protection ETF - April traded at $25.82 with a market cap of $15.49 million and volume of 217 shares. Receive CPSP Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Calamos S&P 500 Structured Alt Protection ETF - April and its competitors with MarketBeat's FREE daily newsletter. 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Read our full terms of service and privacy policy. 5 Day Performance+0.04%1 Month Performance+0.35%3 Month Performance+1.45% CPSP Stock Chart for Sunday, October, 26, 2025 CPSP Chart by TradingView Calamos S&P 500 Structured Alt Protection ETF - April Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization10/24/2025$25.79$25.82+0.12%$25.82$25.82217 shs$15.49 million10/23/2025$25.77$25.79+0.08%$25.79$25.781,162 shs$15.47 million10/22/2025$25.81$25.77-0.15%$25.78$25.75111 shs$15.46 million10/21/2025$25.81$25.81$25.81$25.81323 shs$15.49 million10/20/2025$25.76$25.81+0.19%$25.82$25.81160 shs$15.49 million10/17/2025$25.74$25.76+0.08%$25.77$25.7712 shs$15.46 million10/16/2025$25.75$25.74-0.04%$25.74$25.7412 shs$15.44 million10/15/2025$25.75$25.75$25.75$25.7589 shs$15.45 million10/14/2025$25.76$25.75-0.04%$25.75$25.752,458 shs$15.45 million10/13/2025$25.71$25.76+0.19%$25.76$25.722,458 shs$15.46 million Get the Latest News and Ratings for CPSP and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Calamos S&P 500 Structured Alt Protection ETF - April and its competitors with MarketBeat's FREE daily newsletter. 10/10/2025$25.77$25.71-0.23%$25.81$25.71762 shs$15.43 million10/09/2025$25.77$25.77$25.77$25.723,237 shs$15.46 million10/08/2025$25.76$25.77+0.04%$25.77$25.741,229 shs$15.46 million10/07/2025$25.77$25.76-0.04%$25.76$25.73310 shs$15.46 million10/06/2025$25.76$25.77+0.04%$25.77$25.77283 shs$15.46 million10/03/2025$25.75$25.76+0.04%$25.77$25.73489 shs$15.46 million10/02/2025$25.75$25.75$25.76$25.72499 shs$15.45 million10/01/2025$25.74$25.75+0.04%$25.75$25.713,336 shs$15.45 million09/30/2025$25.73$25.74+0.04%$25.74$25.69400 shs$15.44 million09/29/2025$25.73$25.73$25.73$25.73315 shs$15.44 million09/26/2025$25.69$25.73+0.16%$25.73$25.73315 shs$15.44 million09/25/2025$25.71$25.69-0.08%$25.70$25.66315 shs$15.41 million Related Companies Calvert US Large-Cap Diversity, Equity and Inclusion Index ETF Stock Price Chart QRAFT AI-Enhanced U.S. Large Cap ETF Stock Price Chart AllianzIM U.S. Large Cap 6 Month Buffer10 May/Nov ETF Stock Price Chart YieldMax S&P 500 0DTE Covered Call Strategy ETF Stock Price Chart Calamos Nasdaq-100 Structured Alt Protection ETF - December Stock Price Chart iShares Nasdaq-100 ex Top 30 ETF Stock Price Chart JPMorgan Fundamental Data Science Large Core ETF Stock Price Chart Doubleline Fortune 500 Equal Weight ETF Stock Price Chart FT Vest Nasdaq-100 Conservative Buffer ETF - July-S Stock Price Chart Global X NASDAQ 100 Risk Managed Income ETF Stock Price Chart Receive CPSP Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Calamos S&P 500 Structured Alt Protection ETF - April and its competitors with MarketBeat's FREE daily newsletter. 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