Calamos S&P 500 Structured Alt Protection ETF - June (CPSU) Chart & Stock Price History $26.57 +0.01 (+0.04%) As of 04:10 PM Eastern Add Compare Share Share Chart Stock AnalysisChartHoldingsBuy This Stock Calamos S&P 500 Structured Alt Protection ETF - June Stock Price Performance The Calamos S&P 500 Structured Alt Protection ETF - June (CPSU) fund chart highlights key performance trends across multiple timeframes. In the past month, the fund has increased 0.57%, reflecting recent market activity. As of the latest close, Calamos S&P 500 Structured Alt Protection ETF - June traded at $26.56 with a market cap of $11.95 million and volume of 3 shares. Receive CPSU Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Calamos S&P 500 Structured Alt Protection ETF - June 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+0.08%1 Month Performance+0.57% CPSU Stock Chart for Thursday, August, 28, 2025 CPSU Chart by TradingView Calamos S&P 500 Structured Alt Protection ETF - June 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 Capitalization08/28/2025$26.56$26.57+0.04%$26.57$26.5415,047 shs$11.96 million08/27/2025$26.55$26.56+0.04%$26.56$26.563 shs$11.95 million08/26/2025$26.53$26.55+0.08%$26.55$26.553 shs$11.95 million08/25/2025$26.55$26.53-0.08%$26.53$26.534 shs$11.94 million08/22/2025$26.47$26.55+0.30%$26.55$26.54197 shs$11.95 million08/21/2025$26.50$26.47-0.11%$26.47$26.45156 shs$11.91 million08/20/2025$26.50$26.50$26.50$26.5086 shs$11.93 million08/19/2025$26.51$26.50-0.04%$26.50$26.50152 shs$11.93 million08/18/2025$26.51$26.51$26.55$26.511,349 shs$11.93 million08/15/2025$26.52$26.51-0.04%$26.51$26.513,240 shs$11.93 million Get the Latest News and Ratings for CPSU and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Calamos S&P 500 Structured Alt Protection ETF - June and its competitors with MarketBeat's FREE daily newsletter. 08/14/2025$26.53$26.52-0.04%$26.53$26.483,240 shs$11.93 million08/13/2025$26.50$26.53+0.11%$26.53$26.53414 shs$11.94 million08/12/2025$26.47$26.50+0.11%$26.51$26.51414 shs$11.93 million08/11/2025$26.48$26.47-0.04%$26.47$26.47591 shs$11.91 million08/08/2025$26.43$26.48+0.19%$26.48$26.4836 shs$11.92 million08/07/2025$26.44$26.43-0.04%$26.43$26.4315 shs$11.89 million08/06/2025$26.42$26.44+0.08%$26.44$26.44881 shs$11.90 million08/05/2025$26.43$26.42-0.04%$26.42$26.421,321 shs$11.89 million08/04/2025$26.38$26.43+0.19%$26.44$26.441,964 shs$11.89 million08/01/2025$26.38$26.38$26.38$26.382,032 shs$11.87 million07/31/2025$26.40$26.38-0.08%$26.40$26.364,001 shs$11.87 million07/30/2025$26.42$26.40-0.08%$26.41$26.365,488 shs$11.88 million07/29/2025$26.42$26.42$26.46$26.382,360 shs$11.89 million07/28/2025$26.42$26.42$26.42$26.38600 shs$11.89 million Related Companies Nuveen Winslow Large-Cap Growth ESG ETF Stock Chart ETRACS 2x Leveraged US Growth Factor TR ETN Stock Chart iShares S&P 500 3% Capped ETF Stock Chart Pacer Cash COWZ 100-Nasdaq 100 Rotator ETF Stock Chart Vesper U.S. Large Cap Short-Term Reversal Strategy ETF Stock Chart ProShares Nasdaq-100 Dorsey Wright Momentum ETF Stock Chart Invesco QQQ Hedged Advantage ETF Stock Chart Direxion Daily Dow Jones Internet Bear 3x Shares Stock Chart iShares Large Cap Core Active ETF Stock Chart Tradr 2X Long SPY Quarterly ETF Stock Chart Receive CPSU Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Calamos S&P 500 Structured Alt Protection ETF - June and its competitors with MarketBeat's FREE daily newsletter. 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