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28.20
0.09%
0.0253
Calamos S P 500 Structured Alt Protection Etf September Stock (CPST) Price History
The historical daily chart and data for Calamos S P 500 Structured Alt Protection Etf September stock (CPST), show that the latest closing stock price as of October 15, 2026, is $28.20.
- Calamos S P 500 Structured Alt Protection Etf September all-time high stock price is $28.30, occurred on October 07, 2026.
- The lowest Calamos S P 500 Structured Alt Protection Etf September stock price recorded was $24.63 on April 07, 2025. Since then, Calamos S P 500 Structured Alt Protection Etf September's stock price has risen over 14.51% to $28.20 now.
- The 52-week high stock price for CPST is $28.30, representing a 0.34% increase from the current share price, occurred on October 07, 2026.
- The 52-week low stock price for CPST is $26.68, indicating a -5.41% decrease from the current share price, occurred on November 20, 2025.
- The closing price of Calamos S P 500 Structured Alt Protection Etf September (CPST) stock in the beginning of 2025 was $25.33. The stock closed the year at $27.02, a gain of over 6.69% for the year.
The table below shows more information about CPST historical price data:
Daily
Weekly
Monthly
7D
30D
60D
YTD
1Y
| Date | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Oct 15, 2026 | $28.24 | $28.20 | $0.035 | 874.0 | +0.09% |
| Oct 14, 2026 | $28.24 | $28.18 | $0.0603 | 4,885.0 | -0.18% |
| Oct 13, 2026 | $28.23 | $28.23 | $0.00 | 7.00 | -0.04% |
| Oct 12, 2026 | $28.28 | $28.22 | $0.059 | 3,586.0 | -0.02% |
| Oct 09, 2026 | $28.27 | $28.22 | $0.048 | 1,134.0 | +0.12% |
| Oct 08, 2026 | $28.25 | $28.21 | $0.0357 | 1,197.0 | -0.07% |
| Oct 07, 2026 | $28.30 | $28.18 | $0.12 | 26,916.0 | -0.02% |
| Oct 06, 2026 | $28.24 | $28.24 | $0.00 | 778.0 | +0.19% |
| Oct 05, 2026 | $28.20 | $28.18 | $0.025 | 1,995.0 | +0.06% |
| Oct 02, 2026 | $28.18 | $28.15 | $0.03 | 2,062.0 | +0.11% |
| Oct 01, 2026 | $28.14 | $28.08 | $0.06 | 102,800.0 | +0.11% |
| Sep 30, 2026 | $28.14 | $28.09 | $0.05 | 6,181.0 | +0.09% |
| Sep 29, 2026 | $28.10 | $28.08 | $0.02 | 4,274.0 | +0.02% |
| Sep 28, 2026 | $28.08 | $28.08 | $0.00 | 125.0 | -0.21% |
| Sep 25, 2026 | $28.16 | $28.11 | $0.05 | 2,849.0 | -0.00% |
| Sep 24, 2026 | $28.14 | $28.10 | $0.04 | 4,330.0 | +0.06% |
| Sep 23, 2026 | $28.14 | $28.08 | $0.06 | 32,305.0 | -0.04% |
| Sep 22, 2026 | $28.18 | $28.06 | $0.12 | 4,793.0 | +0.06% |
| Sep 21, 2026 | $28.14 | $28.08 | $0.06 | 1,370.0 | +0.21% |
| Sep 18, 2026 | $28.06 | $28.05 | $0.0112 | 743.0 | -0.01% |
| Sep 17, 2026 | $28.06 | $28.02 | $0.0449 | 10,928.0 | +0.34% |
| Sep 16, 2026 | $28.05 | $27.92 | $0.13 | 7,208.0 | -0.15% |
Calamos S P 500 Structured Alt Protection Etf September Stock (CPST) Year by Year Price History
In this detailed analysis, we present a comprehensive overview of the price movements of Calamos S P 500 Structured Alt Protection Etf September stock over the years. By exploring the year-by-year data, investors can gain valuable insights into the historical performance and volatility of CPST shares. From significant milestones and fluctuations to notable trends, this in-depth examination of Calamos S P 500 Structured Alt Protection Etf September stock price history provides a foundation for understanding how the company's stock has evolved over time.
Calamos S P 500 Structured Alt Protection Etf September Stock (CPST) Price History 2026
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Oct, 2026 | $28.30 | $28.08 | $0.22 | 146,234.0 | +0.34% |
| Sep, 2026 | $28.26 | $27.92 | $0.34 | 300,310.0 | -0.06% |
| Aug, 2026 | $28.13 | $27.97 | $0.16 | 40,121.0 | +0.70% |
| Jul, 2026 | $27.93 | $27.78 | $0.1508 | 32,700.0 | +0.43% |
| Jun, 2026 | $27.83 | $27.62 | $0.21 | 30,232.0 | +0.32% |
| May, 2026 | $27.72 | $27.07 | $0.6524 | 45,534.0 | +0.75% |
| Apr, 2026 | $27.53 | $27.01 | $0.52 | 16,514.0 | +2.00% |
| Mar, 2026 | $27.20 | $26.79 | $0.41 | 47,682.0 | -0.77% |
| Feb, 2026 | $27.23 | $27.04 | $0.195 | 57,549.0 | +0.13% |
| Jan, 2026 | $27.21 | $27.01 | $0.20 | 35,896.0 | +0.46% |
Calamos S P 500 Structured Alt Protection Etf September Stock (CPST) Price History 2025
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Dec, 2025 | $27.08 | $26.86 | $0.2155 | 37,742.0 | +0.60% |
| Nov, 2025 | $26.90 | $26.68 | $0.2199 | 40,084.0 | +0.09% |
| Oct, 2025 | $26.93 | $26.71 | $0.2236 | 58,470.0 | +0.54% |
| Sep, 2025 | $26.78 | $26.46 | $0.3248 | 335,757.0 | +0.58% |
| Aug, 2025 | $26.57 | $26.20 | $0.36 | 58,282.0 | +0.87% |
| Jul, 2025 | $26.40 | $26.09 | $0.31 | 41,293.0 | +0.83% |
| Jun, 2025 | $26.11 | $25.71 | $0.4021 | 34,275.0 | +1.58% |
| May, 2025 | $25.73 | $25.24 | $0.4933 | 33,899.0 | +1.77% |
| Apr, 2025 | $25.26 | $24.63 | $0.6331 | 61,066.0 | +0.31% |
| Mar, 2025 | $25.51 | $25.03 | $0.48 | 45,245.0 | -1.28% |
| Feb, 2025 | $25.64 | $25.38 | $0.26 | 37,604.0 | -0.04% |
| Jan, 2025 | $25.57 | $25.22 | $0.35 | 41,085.0 | +0.78% |
Calamos S P 500 Structured Alt Protection Etf September Stock (CPST) Price History 2024
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Dec, 2024 | $25.41 | $25.20 | $0.21 | 21,618.0 | +0.04% |
| Nov, 2024 | $25.32 | $25.02 | $0.295 | 46,256.0 | +1.06% |
| Oct, 2024 | $25.18 | $24.96 | $0.22 | 53,714.0 | -0.08% |
| Sep, 2024 | $25.34 | $24.65 | $0.6899 | 687,930.0 | +0.00% |
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