Calamos S&P 500 Structured Alt Protection ETF - September (CPST)
NYSEARCA: CPST · Real-Time Price · USD
26.89
+0.03 (0.09%)
Nov 28, 2025, 1:00 PM EST - Market closed
CPST Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Nov 28, 2025 | 26.89 | 26.89 | 26.89 | 26.89 | 26.89 | 0.09% | - |
| Nov 26, 2025 | 26.86 | 26.86 | 26.84 | 26.86 | 26.86 | 0.09% | 536 |
| Nov 25, 2025 | 26.87 | 26.87 | 26.82 | 26.84 | 26.84 | 0.09% | 2,599 |
| Nov 24, 2025 | 26.78 | 26.82 | 26.78 | 26.81 | 26.81 | 0.22% | 216 |
| Nov 21, 2025 | 26.75 | 26.75 | 26.75 | 26.75 | 26.75 | 0.27% | - |
| Nov 20, 2025 | 26.71 | 26.71 | 26.68 | 26.68 | 26.68 | -0.24% | 726 |
| Nov 19, 2025 | 26.79 | 26.79 | 26.70 | 26.74 | 26.74 | -0.06% | 13,297 |
| Nov 18, 2025 | 26.77 | 26.77 | 26.72 | 26.76 | 26.76 | -0.07% | 1,457 |
| Nov 17, 2025 | 26.77 | 26.80 | 26.77 | 26.78 | 26.78 | -0.05% | 1,524 |
| Nov 14, 2025 | 26.80 | 26.86 | 26.79 | 26.79 | 26.79 | -0.04% | 3,176 |
| Nov 13, 2025 | 26.85 | 26.85 | 26.80 | 26.80 | 26.80 | -0.23% | 2,898 |
| Nov 12, 2025 | 26.86 | 26.87 | 26.86 | 26.87 | 26.87 | -0.05% | 574 |
| Nov 11, 2025 | 26.87 | 26.90 | 26.83 | 26.88 | 26.88 | 0.05% | 4,986 |
| Nov 10, 2025 | 26.83 | 26.87 | 26.83 | 26.87 | 26.87 | 0.35% | 1,471 |
| Nov 7, 2025 | 26.76 | 26.77 | 26.72 | 26.77 | 26.77 | -0.13% | 2,538 |
| Nov 6, 2025 | 26.85 | 26.85 | 26.80 | 26.81 | 26.81 | -0.16% | 1,699 |
| Nov 5, 2025 | 26.83 | 26.86 | 26.83 | 26.85 | 26.85 | 0.03% | 259 |
| Nov 4, 2025 | 26.84 | 26.84 | 26.84 | 26.84 | 26.84 | 0.03% | 43 |
| Nov 3, 2025 | 26.85 | 26.85 | 26.84 | 26.84 | 26.84 | -0.09% | 2,085 |
| Oct 31, 2025 | 26.89 | 26.89 | 26.86 | 26.86 | 26.86 | -0.02% | 1,791 |
| Oct 30, 2025 | 26.87 | 26.87 | 26.87 | 26.87 | 26.87 | -0.07% | 125 |
| Oct 29, 2025 | 26.89 | 26.90 | 26.89 | 26.89 | 26.88 | 0.02% | 807 |
| Oct 28, 2025 | 26.89 | 26.91 | 26.88 | 26.88 | 26.88 | -0.15% | 3,683 |
| Oct 27, 2025 | 26.92 | 26.93 | 26.86 | 26.92 | 26.92 | 0.19% | 4,412 |
| Oct 24, 2025 | 26.90 | 26.90 | 26.84 | 26.87 | 26.87 | 0.12% | 6,108 |
| Oct 23, 2025 | 26.85 | 26.86 | 26.84 | 26.84 | 26.84 | 0.13% | 953 |
| Oct 22, 2025 | 26.87 | 26.87 | 26.78 | 26.80 | 26.80 | -0.14% | 5,522 |
| Oct 21, 2025 | 26.86 | 26.86 | 26.84 | 26.84 | 26.84 | 0.02% | 2,623 |
| Oct 20, 2025 | 26.78 | 26.86 | 26.78 | 26.84 | 26.84 | 0.16% | 2,117 |
| Oct 17, 2025 | 26.76 | 26.79 | 26.76 | 26.79 | 26.79 | 0.06% | 800 |
| Oct 16, 2025 | 26.82 | 26.82 | 26.72 | 26.78 | 26.78 | - | 1,419 |
| Oct 15, 2025 | 26.81 | 26.81 | 26.72 | 26.77 | 26.77 | 0.10% | 1,935 |
| Oct 14, 2025 | 26.77 | 26.78 | 26.75 | 26.75 | 26.75 | -0.04% | 201 |
| Oct 13, 2025 | 26.78 | 26.79 | 26.74 | 26.76 | 26.76 | 0.20% | 1,533 |
| Oct 10, 2025 | 26.82 | 26.82 | 26.71 | 26.71 | 26.71 | -0.33% | 1,559 |
| Oct 9, 2025 | 26.76 | 26.81 | 26.76 | 26.80 | 26.80 | 0.05% | 400 |
| Oct 8, 2025 | 26.84 | 26.84 | 26.78 | 26.78 | 26.78 | 0.02% | 755 |
| Oct 7, 2025 | 26.77 | 26.81 | 26.77 | 26.78 | 26.78 | -0.08% | 1,108 |
| Oct 6, 2025 | 26.83 | 26.83 | 26.79 | 26.80 | 26.80 | 0.04% | 4,193 |
| Oct 3, 2025 | 26.83 | 26.83 | 26.75 | 26.79 | 26.79 | 0.02% | 5,504 |
| Oct 2, 2025 | 26.82 | 26.82 | 26.73 | 26.78 | 26.78 | 0.01% | 8,354 |
| Oct 1, 2025 | 26.79 | 26.80 | 26.74 | 26.78 | 26.78 | 0.23% | 2,569 |
| Sep 30, 2025 | 26.76 | 26.76 | 26.71 | 26.72 | 26.71 | -0.06% | 6,898 |
| Sep 29, 2025 | 26.75 | 26.75 | 26.73 | 26.73 | 26.73 | 0.04% | 106 |
| Sep 26, 2025 | 26.75 | 26.76 | 26.68 | 26.72 | 26.72 | 0.12% | 4,010 |
| Sep 25, 2025 | 26.72 | 26.72 | 26.64 | 26.69 | 26.69 | -0.09% | 7,915 |
| Sep 24, 2025 | 26.72 | 26.72 | 26.67 | 26.71 | 26.71 | - | 1,646 |
| Sep 23, 2025 | 26.76 | 26.77 | 26.68 | 26.71 | 26.71 | -0.22% | 21,522 |
| Sep 22, 2025 | 26.74 | 26.78 | 26.74 | 26.77 | 26.77 | 0.15% | 6,672 |
| Sep 19, 2025 | 26.74 | 26.76 | 26.73 | 26.73 | 26.73 | 0.01% | 1,216 |