Calamos S&P 500 Structured Alt Protection ETF - March (CPSR)
NYSEARCA: CPSR · Real-Time Price · USD
25.80
+0.01 (0.04%)
At close: May 28, 2026, 4:00 PM EDT
25.80
0.00 (0.00%)
After-hours: May 28, 2026, 4:10 PM EDT
CPSR Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| May 28, 2026 | 25.80 | 25.80 | 25.78 | 25.78 | - | -0.04% | 732 |
| May 27, 2026 | 25.77 | 25.79 | 25.77 | 25.79 | 25.79 | - | 141 |
| May 26, 2026 | 25.76 | 25.79 | 25.76 | 25.79 | 25.79 | - | 799 |
| May 22, 2026 | 25.75 | 25.79 | 25.75 | 25.79 | 25.79 | 0.10% | 223 |
| May 21, 2026 | 25.72 | 25.78 | 25.72 | 25.77 | 25.77 | 0.04% | 318 |
| May 20, 2026 | 25.72 | 25.76 | 25.72 | 25.76 | 25.76 | 0.10% | 519 |
| May 19, 2026 | 25.76 | 25.76 | 25.70 | 25.73 | 25.73 | -0.02% | 601 |
| May 18, 2026 | 25.72 | 25.77 | 25.72 | 25.74 | 25.74 | -0.04% | 3,608 |
| May 15, 2026 | 25.71 | 25.75 | 25.71 | 25.75 | 25.75 | -0.06% | 6,901 |
| May 14, 2026 | 25.72 | 25.79 | 25.72 | 25.76 | 25.76 | 0.06% | 1,269 |
| May 13, 2026 | 25.70 | 25.75 | 25.70 | 25.75 | 25.75 | 0.06% | 309 |
| May 12, 2026 | 25.69 | 25.74 | 25.69 | 25.73 | 25.73 | -0.02% | 715 |
| May 11, 2026 | 25.71 | 25.74 | 25.71 | 25.74 | 25.74 | -0.02% | 506 |
| May 8, 2026 | 25.74 | 25.77 | 25.70 | 25.74 | 25.74 | 0.08% | 14,713 |
| May 7, 2026 | 25.73 | 25.73 | 25.69 | 25.72 | 25.72 | -0.11% | 1,277 |
| May 6, 2026 | 25.68 | 25.76 | 25.68 | 25.75 | 25.75 | 0.25% | 2,001 |
| May 5, 2026 | 25.70 | 25.70 | 25.64 | 25.69 | 25.69 | 0.10% | 1,209 |
| May 4, 2026 | 25.67 | 25.70 | 25.64 | 25.66 | 25.66 | -0.10% | 3,231 |
| May 1, 2026 | 25.65 | 25.69 | 25.65 | 25.69 | 25.69 | 0.10% | 2,868 |
| Apr 30, 2026 | 25.61 | 25.66 | 25.61 | 25.66 | 25.66 | 0.12% | 111 |
| Apr 29, 2026 | 25.60 | 25.63 | 25.60 | 25.63 | 25.63 | -0.01% | 126 |
| Apr 28, 2026 | 25.60 | 25.63 | 25.60 | 25.63 | 25.63 | -0.04% | 237 |
| Apr 27, 2026 | 25.64 | 25.64 | 25.61 | 25.64 | 25.64 | - | 834 |
| Apr 24, 2026 | 25.64 | 25.64 | 25.64 | 25.64 | 25.64 | 0.14% | 5,001 |
| Apr 23, 2026 | 25.62 | 25.62 | 25.61 | 25.61 | 25.61 | -0.04% | 600 |
| Apr 22, 2026 | 25.62 | 25.62 | 25.62 | 25.62 | 25.62 | 0.10% | 6 |
| Apr 21, 2026 | 25.62 | 25.64 | 25.59 | 25.59 | 25.59 | -0.06% | 4,927 |
| Apr 20, 2026 | 25.64 | 25.65 | 25.57 | 25.61 | 25.61 | -0.06% | 2,800 |
| Apr 17, 2026 | 25.57 | 25.63 | 25.57 | 25.62 | 25.62 | 0.18% | 1,407 |
| Apr 16, 2026 | 25.60 | 25.60 | 25.57 | 25.58 | 25.58 | 0.04% | 3,851 |
| Apr 15, 2026 | 25.58 | 25.60 | 25.57 | 25.57 | 25.57 | 0.08% | 3,523 |
| Apr 14, 2026 | 25.56 | 25.57 | 25.51 | 25.54 | 25.54 | 0.21% | 6,556 |
| Apr 13, 2026 | 25.49 | 25.49 | 25.49 | 25.49 | 25.49 | 0.14% | 38 |
| Apr 10, 2026 | 25.46 | 25.49 | 25.42 | 25.46 | 25.46 | 0.02% | 2,606 |
| Apr 9, 2026 | 25.48 | 25.50 | 25.45 | 25.45 | 25.45 | 0.06% | 7,305 |
| Apr 8, 2026 | 25.53 | 25.53 | 25.44 | 25.44 | 25.44 | 0.42% | 1,632 |
| Apr 7, 2026 | 25.31 | 25.35 | 25.27 | 25.33 | 25.33 | -0.03% | 4,295 |
| Apr 6, 2026 | 25.35 | 25.36 | 25.34 | 25.34 | 25.34 | 0.01% | 5,649 |
| Apr 2, 2026 | 25.28 | 25.35 | 25.28 | 25.33 | 25.33 | 0.03% | 6,495 |
| Apr 1, 2026 | 25.30 | 25.34 | 25.30 | 25.33 | 25.33 | 0.22% | 2,431 |
| Mar 31, 2026 | 25.25 | 25.32 | 25.22 | 25.27 | 25.27 | 0.30% | 8,892 |
| Mar 30, 2026 | 25.18 | 25.22 | 25.13 | 25.20 | 25.20 | -0.02% | 15,904 |
| Mar 27, 2026 | 25.22 | 25.24 | 25.19 | 25.20 | 25.20 | -0.14% | 27,555 |
| Mar 26, 2026 | 25.27 | 25.27 | 25.24 | 25.24 | 25.24 | -0.20% | 5,221 |
| Mar 25, 2026 | 25.29 | 25.32 | 25.29 | 25.29 | 25.29 | 0.17% | 6,227 |
| Mar 24, 2026 | 25.27 | 25.30 | 25.22 | 25.24 | 25.24 | -0.15% | 19,286 |
| Mar 23, 2026 | 25.31 | 25.32 | 25.28 | 25.28 | 25.28 | 0.14% | 3,513 |
| Mar 20, 2026 | 25.27 | 25.28 | 25.24 | 25.25 | 25.25 | -0.23% | 17,750 |
| Mar 19, 2026 | 25.31 | 25.33 | 25.28 | 25.31 | 25.31 | -0.09% | 3,060 |
| Mar 18, 2026 | 25.38 | 25.38 | 25.33 | 25.33 | 25.33 | -0.26% | 411 |