Stock listing
NYSE Arca:CPSO Calamos S&P 500 Structured Alt Protection ETF - October Stock
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Share price · AMEX:CPSO
$28.50 USD +0.07 (+0.2%)
Close on Nov 4, 2026
- Day range
- $28.50 – $28.55 USDNov 4, 2026
- Volume
- 9,259 sharesNov 4, 2026
- 52-week range
- $26.73 – $28.58 USDLowest and highest trades, Nov 5, 2025 – Nov 4, 2026
- Traded on an average day
- $150,888 USDMedian day 1,550 shares · last 3 months, Aug 4, 2026 – Nov 4, 2026
Daily closes
Last 3 months, Aug 4, 2026 – Nov 4, 2026 · AMEX:CPSO · USD, adjusted for splits
| Day | Close | Change | % | Open | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| $28.50 | +0.07 | +0.2% | $28.51 | $28.55 | $28.50 | 9,259 | |
| $28.43 | +0.043 | +0.1% | $28.40 | $28.45 | $28.40 | 5,859 | |
| $28.39 | -0.063 | -0.2% | $28.44 | $28.44 | $28.39 | 9,401 | |
| $28.45 | -0.10 | -0.4% | $28.50 | $28.50 | $28.40 | 6,454 | |
| $28.55 | 0.00 | 0.0% | $28.53 | $28.55 | $28.51 | 6,612 | |
| $28.55 | +0.047 | +0.2% | $28.55 | $28.55 | $28.53 | 13,268 | |
| $28.50 | +0.033 | +0.1% | $28.50 | $28.54 | $28.46 | 11,213 | |
| $28.47 | +0.025 | +0.1% | $28.48 | $28.51 | $28.45 | 47,508 | |
| $28.45 | -0.01 | 0.0% | $28.43 | $28.45 | $28.43 | 300 | |
| $28.46 | -0.05 | -0.2% | $28.48 | $28.49 | $28.45 | 8,000 | |
| $28.51 | +0.025 | +0.1% | $28.52 | $28.52 | $28.51 | 600 | |
| $28.48 | +0.024 | +0.1% | $28.50 | $28.50 | $28.48 | 2,700 | |
| $28.46 | +0.04 | +0.1% | $28.45 | $28.48 | $28.45 | 3,700 | |
| $28.42 | -0.062 | -0.2% | $28.46 | $28.49 | $28.42 | 6,400 | |
| $28.48 | +0.017 | +0.1% | $28.58 | $28.58 | $28.42 | 16,100 | |
| $28.46 | -0.079 | -0.3% | $28.49 | $28.49 | $28.42 | 4,500 | |
| $28.54 | +0.03 | +0.1% | $28.49 | $28.54 | $28.49 | 2,900 | |
| $28.51 | -0.031 | -0.1% | $28.52 | $28.53 | $28.51 | 3,700 | |
| $28.54 | +0.024 | +0.1% | $28.53 | $28.55 | $28.51 | 11,700 | |
| $28.52 | +0.002 | 0.0% | $28.51 | $28.53 | $28.48 | 11,000 | |
| $28.52 | -0.015 | -0.1% | $28.50 | $28.53 | $28.46 | 9,600 | |
| $28.53 | +0.082 | +0.3% | $28.45 | $28.55 | $28.45 | 8,500 | |
| $28.45 | +0.033 | +0.1% | $28.52 | $28.53 | $28.40 | 5,700 | |
| $28.42 | +0.012 | 0.0% | $28.45 | $28.47 | $28.40 | 28,500 | |
| $28.40 | +0.083 | +0.3% | $28.39 | $28.55 | $28.34 | 53,800 | |
| $28.32 | -0.035 | -0.1% | $28.34 | $28.36 | $28.30 | 12,000 | |
| $28.36 | +0.035 | +0.1% | $28.34 | $28.36 | $28.32 | 9,700 | |
| $28.32 | 0.00 | 0.0% | $28.31 | $28.36 | $28.30 | 3,800 | |
| $28.32 | +0.01 | 0.0% | $28.28 | $28.32 | $28.28 | 1,200 | |
| $28.31 | -0.006 | 0.0% | $28.31 | $28.31 | $28.31 | 200 | |
| $28.32 | +0.014 | 0.0% | $28.32 | $28.32 | $28.32 | 100 | |
| $28.30 | +0.002 | 0.0% | $28.30 | $28.30 | $28.30 | 100 | |
| $28.30 | +0.01 | 0.0% | $28.30 | $28.30 | $28.30 | 100 | |
| $28.29 | +0.025 | +0.1% | $28.30 | $28.30 | $28.29 | 476 | |
| $28.27 | -0.01 | 0.0% | $28.24 | $28.27 | $28.24 | 240 | |
| $28.28 | +0.034 | +0.1% | $28.28 | $28.28 | $28.28 | 600 | |
| $28.24 | -0.013 | 0.0% | $28.24 | $28.24 | $28.24 | 7 | |
| $28.25 | +0.004 | 0.0% | $28.28 | $28.28 | $28.25 | 598 | |
| $28.25 | +0.015 | +0.1% | $28.25 | $28.25 | $28.25 | 100 | |
| $28.24 | -0.005 | 0.0% | $28.24 | $28.27 | $28.24 | 1,600 | |
| $28.24 | -0.01 | 0.0% | $28.24 | $28.24 | $28.24 | 700 | |
| $28.25 | 0.00 | 0.0% | $28.25 | $28.25 | $28.25 | 114 | |
| $28.25 | +0.011 | 0.0% | $28.25 | $28.25 | $28.25 | 200 | |
| $28.24 | +0.019 | +0.1% | $28.19 | $28.26 | $28.19 | 1,200 | |
| $28.22 | +0.02 | +0.1% | $28.22 | $28.22 | $28.22 | 38 | |
| $28.20 | -0.01 | 0.0% | $28.21 | $28.21 | $28.20 | 250 | |
| $28.21 | 0.00 | 0.0% | $28.25 | $28.25 | $28.20 | 5,513 | |
| $28.21 | +0.006 | 0.0% | $28.21 | $28.21 | $28.21 | 200 | |
| $28.20 | +0.014 | 0.0% | $28.20 | $28.20 | $28.20 | 200 | |
| $28.19 | +0.025 | +0.1% | $28.19 | $28.19 | $28.19 | 99 | |
| $28.17 | +0.01 | 0.0% | $28.18 | $28.18 | $28.15 | 947 | |
| $28.16 | +0.001 | 0.0% | $28.15 | $28.16 | $28.15 | 4,011 | |
| $28.15 | +0.026 | +0.1% | $28.15 | $28.15 | $28.15 | 100 | |
| $28.13 | -0.017 | -0.1% | $28.13 | $28.13 | $28.13 | 100 | |
| $28.15 | -0.005 | 0.0% | $28.15 | $28.15 | $28.15 | 100 | |
| $28.15 | 0.00 | 0.0% | $28.12 | $28.19 | $28.12 | 1,700 | |
| $28.15 | +0.009 | 0.0% | $28.11 | $28.17 | $28.11 | 1,300 | |
| $28.14 | +0.01 | 0.0% | $28.14 | $28.14 | $28.14 | 100 | |
| $28.13 | -0.009 | 0.0% | $28.13 | $28.13 | $28.13 | 100 | |
| $28.14 | +0.035 | +0.1% | $28.17 | $28.17 | $28.10 | 1,500 | |
| $28.11 | -0.015 | -0.1% | $28.11 | $28.11 | $28.11 | 300 | |
| $28.12 | -0.005 | 0.0% | $28.13 | $28.13 | $28.12 | 100 | |
| $28.13 | +0.025 | +0.1% | $28.12 | $28.13 | $28.09 | 3,400 | |
| $28.10 | 0.00 | 0.0% | $28.10 | $28.10 | $28.10 | 100 | |
| $28.10 | +0.01 | 0.0% | $28.14 | $28.15 | $28.10 | 5,600 | |
| $28.09 | +0.03 | +0.1% | $28.13 | $28.13 | $28.09 | 4,318 |
- Ticker
- NYSE Arca:CPSO
- Asset type
- ETF
- Sector
- Financials
- Industry
- Investment companies & funds
- Exchange
- NYSE Arca
- Currency
- USD
Calamos S&P 500 Structured Alt Protection ETF - October on 6ix
- What it is
- Exchange-traded fund (ETF)
- Sector
- Financials
- Industry
- Investment companies & funds
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