Calamos S&P 500 Structured Alt Protection ETF - October (CPSO)
NYSEARCA: CPSO · Real-Time Price · USD
27.89
-0.01 (-0.04%)
Jul 7, 2026, 4:00 PM EDT - Market closed
CPSO Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Jul 7, 2026 | 27.90 | 27.91 | 27.89 | 27.89 | 27.89 | -0.02% | 1,106 |
| Jul 6, 2026 | 27.90 | 27.92 | 27.90 | 27.90 | 27.90 | 0.13% | 1,444 |
| Jul 2, 2026 | 27.86 | 27.86 | 27.86 | 27.86 | 27.86 | 0.03% | 7 |
| Jul 1, 2026 | 27.85 | 27.85 | 27.85 | 27.85 | 27.85 | 0.04% | 7 |
| Jun 30, 2026 | 27.84 | 27.84 | 27.84 | 27.84 | 27.84 | 0.14% | 7 |
| Jun 29, 2026 | 27.82 | 27.82 | 27.80 | 27.80 | 27.80 | 0.11% | 191 |
| Jun 26, 2026 | 27.77 | 27.77 | 27.77 | 27.77 | 27.77 | 0.06% | 122 |
| Jun 25, 2026 | 27.75 | 27.75 | 27.75 | 27.75 | 27.75 | -0.04% | - |
| Jun 24, 2026 | 27.77 | 27.77 | 27.77 | 27.77 | 27.77 | -0.03% | 9 |
| Jun 23, 2026 | 27.77 | 27.77 | 27.77 | 27.77 | 27.77 | -0.18% | - |
| Jun 22, 2026 | 27.83 | 27.83 | 27.83 | 27.83 | 27.83 | -0.04% | 3 |
| Jun 18, 2026 | 27.86 | 27.86 | 27.80 | 27.84 | 27.84 | 0.20% | 2,738 |
| Jun 17, 2026 | 27.86 | 27.86 | 27.78 | 27.78 | 27.78 | -0.18% | 1,624 |
| Jun 16, 2026 | 27.83 | 27.83 | 27.83 | 27.83 | 27.83 | -0.02% | 72 |
| Jun 15, 2026 | 27.80 | 27.84 | 27.80 | 27.84 | 27.84 | 0.24% | 1,001 |
| Jun 12, 2026 | 27.78 | 27.80 | 27.77 | 27.77 | 27.77 | 0.09% | 207 |
| Jun 11, 2026 | 27.72 | 27.75 | 27.72 | 27.75 | 27.75 | 0.22% | 164 |
| Jun 10, 2026 | 27.69 | 27.69 | 27.69 | 27.69 | 27.68 | -0.18% | 27 |
| Jun 9, 2026 | 27.73 | 27.73 | 27.73 | 27.73 | 27.73 | -0.04% | 25 |
| Jun 8, 2026 | 27.75 | 27.75 | 27.75 | 27.75 | 27.75 | 0.04% | 30 |
| Jun 5, 2026 | 27.77 | 27.77 | 27.74 | 27.74 | 27.74 | -0.25% | 324 |
| Jun 4, 2026 | 27.83 | 27.83 | 27.81 | 27.81 | 27.81 | 0.02% | 1,000 |
| Jun 3, 2026 | 27.80 | 27.83 | 27.80 | 27.80 | 27.80 | -0.02% | 1,327 |
| Jun 2, 2026 | 27.84 | 27.84 | 27.81 | 27.81 | 27.81 | 0.02% | 806 |
| Jun 1, 2026 | 27.78 | 27.80 | 27.78 | 27.80 | 27.80 | 0.02% | 300 |
| May 29, 2026 | 27.77 | 27.80 | 27.76 | 27.80 | 27.80 | 0.05% | 5,191 |
| May 28, 2026 | 27.78 | 27.78 | 27.78 | 27.78 | 27.78 | 0.06% | - |
| May 27, 2026 | 27.77 | 27.77 | 27.73 | 27.76 | 27.76 | 0.03% | 409 |
| May 26, 2026 | 27.76 | 27.76 | 27.76 | 27.76 | 27.76 | 0.13% | - |
| May 22, 2026 | 27.73 | 27.74 | 27.72 | 27.72 | 27.72 | 0.03% | 6,323 |
| May 21, 2026 | 27.70 | 27.71 | 27.70 | 27.71 | 27.71 | 0.06% | 182 |
| May 20, 2026 | 27.70 | 27.70 | 27.70 | 27.70 | 27.69 | 0.11% | 117 |
| May 19, 2026 | 27.63 | 27.67 | 27.63 | 27.67 | 27.67 | -0.04% | 287 |
| May 18, 2026 | 27.65 | 27.68 | 27.64 | 27.68 | 27.68 | 0.02% | 230 |
| May 15, 2026 | 27.65 | 27.67 | 27.65 | 27.67 | 27.67 | -0.11% | 1,025 |
| May 14, 2026 | 27.70 | 27.70 | 27.70 | 27.70 | 27.70 | 0.08% | 622 |
| May 13, 2026 | 27.68 | 27.68 | 27.68 | 27.68 | 27.68 | 0.03% | 424 |
| May 12, 2026 | 27.65 | 27.67 | 27.65 | 27.67 | 27.67 | 0.09% | 1,184 |
| May 11, 2026 | 27.64 | 27.65 | 27.64 | 27.65 | 27.65 | 0.02% | 795 |
| May 8, 2026 | 27.64 | 27.64 | 27.64 | 27.64 | 27.64 | 0.11% | 8 |
| May 7, 2026 | 27.61 | 27.61 | 27.61 | 27.61 | 27.61 | -0.07% | 79 |
| May 6, 2026 | 27.63 | 27.63 | 27.63 | 27.63 | 27.63 | 0.13% | 623 |
| May 5, 2026 | 27.55 | 27.60 | 27.55 | 27.60 | 27.60 | 0.22% | 1,869 |
| May 4, 2026 | 27.56 | 27.56 | 27.54 | 27.54 | 27.54 | -0.16% | 1,086 |
| May 1, 2026 | 27.56 | 27.58 | 27.56 | 27.58 | 27.58 | 0.05% | 2,422 |
| Apr 30, 2026 | 27.50 | 27.57 | 27.50 | 27.57 | 27.57 | 0.27% | 429 |
| Apr 29, 2026 | 27.48 | 27.50 | 27.48 | 27.49 | 27.49 | -0.09% | 11,499 |
| Apr 28, 2026 | 27.47 | 27.52 | 27.47 | 27.52 | 27.52 | 0.04% | 228 |
| Apr 27, 2026 | 27.51 | 27.51 | 27.51 | 27.51 | 27.51 | -0.07% | - |
| Apr 24, 2026 | 27.52 | 27.52 | 27.52 | 27.52 | 27.52 | 0.24% | 107 |