Calamos S&P 500 Structured Alt Protection ETF - September (CPST)
NYSEARCA: CPST · Real-Time Price · USD
27.12
+0.01 (0.02%)
Jan 16, 2026, 4:00 PM EST - Market closed
CPST Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Jan 16, 2026 | 27.12 | 27.12 | 27.12 | 27.12 | 27.12 | 0.04% | 177 |
| Jan 15, 2026 | 27.11 | 27.11 | 27.09 | 27.11 | 27.11 | 0.07% | 550 |
| Jan 14, 2026 | 27.09 | 27.12 | 27.07 | 27.09 | 27.09 | -0.22% | 3,542 |
| Jan 13, 2026 | 27.10 | 27.15 | 27.10 | 27.15 | 27.15 | 0.11% | 1,234 |
| Jan 12, 2026 | 27.10 | 27.15 | 27.10 | 27.12 | 27.12 | 0.02% | 1,435 |
| Jan 9, 2026 | 27.11 | 27.11 | 27.11 | 27.11 | 27.11 | 0.09% | 1 |
| Jan 8, 2026 | 27.07 | 27.09 | 27.06 | 27.09 | 27.09 | 0.04% | 1,767 |
| Jan 7, 2026 | 27.08 | 27.08 | 27.06 | 27.08 | 27.08 | -0.04% | 901 |
| Jan 6, 2026 | 27.07 | 27.09 | 27.07 | 27.09 | 27.09 | 0.07% | 2,278 |
| Jan 5, 2026 | 27.05 | 27.07 | 27.05 | 27.07 | 27.07 | 0.09% | 1,094 |
| Jan 2, 2026 | 27.03 | 27.07 | 27.03 | 27.04 | 27.04 | 0.06% | 644 |
| Dec 31, 2025 | 27.02 | 27.02 | 27.02 | 27.02 | 27.02 | -0.08% | 209 |
| Dec 30, 2025 | 27.05 | 27.07 | 27.04 | 27.05 | 27.05 | -0.09% | 1,813 |
| Dec 29, 2025 | 27.04 | 27.07 | 27.04 | 27.07 | 27.07 | -0.02% | 226 |
| Dec 26, 2025 | 27.05 | 27.08 | 27.04 | 27.08 | 27.08 | 0.04% | 7,718 |
| Dec 24, 2025 | 27.07 | 27.07 | 27.07 | 27.07 | 27.07 | 0.15% | - |
| Dec 23, 2025 | 27.03 | 27.03 | 27.00 | 27.03 | 27.03 | -0.04% | 846 |
| Dec 22, 2025 | 27.04 | 27.04 | 27.04 | 27.04 | 27.04 | 0.04% | 220 |
| Dec 19, 2025 | 27.03 | 27.03 | 27.03 | 27.03 | 27.03 | 0.26% | - |
| Dec 18, 2025 | 26.99 | 26.99 | 26.96 | 26.96 | 26.96 | 0.06% | 1,311 |
| Dec 17, 2025 | 26.95 | 26.99 | 26.94 | 26.94 | 26.94 | -0.09% | 1,227 |
| Dec 16, 2025 | 26.97 | 26.97 | 26.96 | 26.97 | 26.97 | -0.06% | 650 |
| Dec 15, 2025 | 27.00 | 27.00 | 26.98 | 26.98 | 26.98 | - | 2,418 |
| Dec 12, 2025 | 26.99 | 26.99 | 26.98 | 26.98 | 26.98 | -0.02% | 465 |
| Dec 11, 2025 | 27.01 | 27.01 | 26.95 | 26.99 | 26.99 | 0.02% | 1,701 |
| Dec 10, 2025 | 26.99 | 27.00 | 26.97 | 26.98 | 26.98 | 0.11% | 1,325 |
| Dec 9, 2025 | 26.95 | 26.95 | 26.95 | 26.95 | 26.95 | 0.11% | 179 |
| Dec 8, 2025 | 26.92 | 26.96 | 26.91 | 26.92 | 26.92 | -0.13% | 5,442 |
| Dec 5, 2025 | 26.97 | 26.97 | 26.93 | 26.96 | 26.96 | 0.19% | 1,300 |
| Dec 4, 2025 | 26.91 | 26.91 | 26.91 | 26.91 | 26.91 | -0.13% | 1,108 |
| Dec 3, 2025 | 26.91 | 26.94 | 26.90 | 26.94 | 26.94 | 0.21% | 4,744 |
| Dec 2, 2025 | 26.90 | 26.90 | 26.89 | 26.89 | 26.89 | - | 406 |
| Dec 1, 2025 | 26.88 | 26.89 | 26.86 | 26.89 | 26.89 | - | 4,643 |
| 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 |