Calamos S&P 500 Structured Alt Protection ETF - April (CPSP) Chart & Stock Price History $25.69 +0.01 (+0.04%) As of 09/12/2025 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 0.55%, reflecting recent market activity. As of the latest close, Calamos S&P 500 Structured Alt Protection ETF - April traded at $25.69 with a market cap of $15.41 million and volume of 9,500 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+0.20%1 Month Performance+0.55%3 Month Performance+2.35% CPSP Stock Chart for Saturday, September, 13, 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 Capitalization09/12/2025$25.68$25.69+0.04%$25.69$25.699,500 shs$15.41 million09/11/2025$25.63$25.68+0.20%$25.74$25.639,500 shs$15.41 million09/10/2025$25.66$25.63-0.12%$25.63$25.63305 shs$15.38 million09/09/2025$25.64$25.66+0.08%$25.66$25.66135 shs$15.40 million09/08/2025$25.64$25.64$25.64$25.64135 shs$15.38 million09/05/2025$25.63$25.64+0.04%$25.64$25.64202 shs$15.38 million09/04/2025$25.57$25.63+0.23%$25.63$25.591,014 shs$15.38 million09/03/2025$25.56$25.57+0.04%$25.57$25.56375 shs$15.34 million09/02/2025$25.57$25.56-0.04%$25.56$25.473,550 shs$15.34 million09/01/2025$25.57$25.57$25.57$25.56363 shs$15.34 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. 08/29/2025$25.57$25.57$25.57$25.56363 shs$15.34 million08/28/2025$25.59$25.57-0.08%$25.57$25.542,344 shs$15.34 million08/27/2025$25.57$25.59+0.08%$25.60$25.60652 shs$15.35 million08/26/2025$25.54$25.57+0.12%$25.57$25.55338 shs$15.34 million08/25/2025$25.57$25.54-0.12%$25.58$25.541,787 shs$15.32 million08/22/2025$25.48$25.57+0.35%$25.57$25.541,980 shs$15.34 million08/21/2025$25.53$25.48-0.20%$25.50$25.4310,468 shs$15.29 million08/20/2025$25.53$25.53$25.54$25.49180 shs$15.32 million08/19/2025$25.55$25.53-0.08%$25.54$25.51256 shs$15.32 million08/18/2025$25.55$25.55$25.55$25.51334 shs$15.33 million08/15/2025$25.55$25.55$25.55$25.55225 shs$15.33 million08/14/2025$25.55$25.55$25.55$25.51225 shs$15.33 million08/13/2025$25.53$25.55+0.08%$25.55$25.51108 shs$15.33 million08/12/2025$25.50$25.53+0.12%$25.54$25.495,179 shs$15.32 million Related Companies Pacer CFRA-Stovall Equal Weight Seasonal Rotation ETF Stock Price Chart iShares Nasdaq-100 ex Top 30 ETF Stock Price Chart Calamos Nasdaq-100 Structured Alt Protection ETF - December Stock Price Chart Calamos Nasdaq-100Structured Alt Protection ETF - March Stock Price Chart AllianzIM U.S. Large Cap 6 Month Buffer10 May/Nov ETF Stock Price Chart QRAFT AI-Enhanced U.S. Large Cap ETF Stock Price Chart FT Vest U.S. Equity Equal Weight Buffer ETF - December Stock Price Chart YieldMax S&P 500 0DTE Covered Call Strategy ETF Stock Price Chart Calamos S&P 500 Structured Alt Protection ETF - October Stock Price Chart FT Vest Nasdaq-100 Conservative Buffer ETF - July-S 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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