Calamos S&P 500 Structured Alt Protection ETF - August (CPSA) Chart & Stock Price History $25.08 +0.10 (+0.40%) Closing price 04:10 PM EasternExtended Trading$25.07 -0.01 (-0.04%) As of 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 Chart Stock AnalysisChartHoldingsOwnershipBuy This Stock Calamos S&P 500 Structured Alt Protection ETF - August Stock Price Performance 5 Day Performance+1.13%1 Month Performance+0.28%3 Month Performance-0.95%6 Month Performance+1.06%Year-To-Date Performance0.00% Receive CPSA Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Calamos S&P 500 Structured Alt Protection ETF - August and its competitors with MarketBeat's FREE daily newsletter. Email Address CPSA Stock Chart for Friday, May, 2, 2025 CPSA Chart by TradingView Calamos S&P 500 Structured Alt Protection ETF - August Stock Price History Daily Weekly Monthly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization05/02/2025$24.98$25.08+0.40%$25.08$25.08134 shs$38.37 million05/01/2025$24.94$24.98+0.16%$25.04$24.981,037 shs$38.22 million04/30/2025$24.89$24.94+0.20%$24.94$24.733,952 shs$38.16 million04/29/2025$24.84$24.89+0.20%$24.89$24.79862 shs$38.08 million04/28/2025$24.80$24.84+0.16%$24.88$24.711,412 shs$38.01 million04/25/2025$24.75$24.80+0.20%$24.80$24.7311,169 shs$37.94 million04/24/2025$24.59$24.75+0.65%$24.75$24.607,720 shs$37.87 million04/23/2025$24.45$24.59+0.57%$24.70$24.592,198 shs$37.62 million04/22/2025$24.30$24.45+0.62%$24.52$24.422,234 shs$37.41 million04/21/2025$24.48$24.30-0.74%$24.37$24.291,134 shs$37.18 million Get the Latest News and Ratings for CPSA and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Calamos S&P 500 Structured Alt Protection ETF - August and its competitors with MarketBeat's FREE daily newsletter. 04/18/2025$24.48$24.48$24.52$24.481,244 shs$37.45 million04/17/2025$24.45$24.48+0.12%$24.52$24.481,244 shs$37.45 million04/16/2025$24.66$24.45-0.85%$24.45$24.45543 shs$37.41 million04/15/2025$24.70$24.66-0.16%$24.66$24.653,129 shs$37.73 million04/14/2025$24.65$24.70+0.20%$24.70$24.65918 shs$37.79 million04/11/2025$24.54$24.65+0.45%$24.67$24.651,566 shs$37.71 million04/10/2025$24.80$24.54-1.05%$24.57$24.414,204 shs$37.55 million04/09/2025$24.24$24.80+2.31%$24.83$24.1713,945 shs$37.94 million04/09/2025$24.24$24.80+2.31%$24.83$24.1713,945 shs$37.94 million04/08/2025$24.29$24.24-0.21%$24.43$24.242,766 shs$37.09 million04/08/2025$24.29$24.24-0.21%$24.43$24.242,766 shs$37.09 million04/07/2025$24.28$24.29+0.04%$24.30$24.167,286 shs$37.16 million04/04/2025$24.60$24.28-1.30%$24.39$24.282,012 shs$37.15 million04/03/2025$25.01$24.60-1.64%$24.67$24.591,905 shs$37.64 million04/02/2025$24.94$25.01+0.28%$25.01$24.932,278 shs$38.27 million04/01/2025$24.91$24.94+0.12%$24.94$24.8521,268 shs$38.16 million Related Companies Amplify CWP Growth & Income ETF Stock Chart AllianzIM U.S. Equity 6 Month Floor5 Apr/Oct ETF Stock Chart AllianzIM U.S. Large Cap Buffer10 Nov ETF Stock Chart VistaShares Target 15 Berkshire Select Income ETF Stock Chart AllianzIM U.S. Large Cap 6 Month Buffer10 May/Nov ETF Stock Chart The Acquirers Fund Stock Chart First Trust New Constructs Core Earnings Leaders ETF Stock Chart Frontier Asset U.S. Large Cap Equity ETF Stock Chart AllianzIM U.S. Equity 6 Month Floor5 Jan/Jul ETF Stock Chart First Trust Bloomberg Shareholder Yield ETF Stock Chart Receive CPSA Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Calamos S&P 500 Structured Alt Protection ETF - August and its competitors with MarketBeat's FREE daily newsletter. This page (NYSEARCA:CPSA) was last updated on 5/2/2025 by MarketBeat.com Staff From Our PartnersElon’s Terrifying Warning Forces Trump To Take ActionElon Musk has avoided two major financial crises before. He pulled Tesla and SpaceX back from the brink of col...American Hartford Gold | SponsoredSecret financial plot unfolding in Washington DC… [DEVELOPING]What stocks are next up to soar in 2025? I believe I’ve found the answer - and it might surprise you. 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