NYSE Arca · CPSN · ETF
Calamos S&P 500 Structured Alt Protection ETF November (CPSN) ETF price history
Every NYSE Arca trading session of Calamos S&P 500 Structured Alt Protection ETF November from Nov 1, 2024 to Nov 11, 2026: 508 daily bars, adjusted for splits and dividends, with minute bars from Jul 14, 2026 forward. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.
CPSN adjusted close, 2024 to 2026
- $28.46
- All time high, 2026
- $28.50
- 52 week high, $26.59 low
- 508
- Daily sessions since 2024
Last updated Nov 11, 2026, the last stored session. Refreshes after each trading day. Full 2024 to 2026 series and minute bars.
CPSN key facts
- Calamos S&P 500 Structured Alt Protection ETF November (CPSN) closed at $28.40 on Nov 11, 2026 on NYSE Arca.
- CPSN's all time high close is $28.46, set on Nov 4, 2026; its all time low close is $24.79 on Apr 8, 2025.
- CPSN's 52 week range is $26.59 to $28.50.
- CPSN returned +6.0% over the year to Nov 11, 2026.
- Since Nov 1, 2024 CPSN returned +13%, +6.3% a year compounded.
- CPSN's deepest drawdown was -3.2% from Feb 19, 2025 to Apr 8, 2025.
- DataCedar holds 508 daily sessions of CPSN history from Nov 1, 2024 and minute bars from Jul 14, 2026, adjusted for splits and dividends, served by the API under a key.
CPSN price chart, 2024 to 2026
CPSN returns
Price return from the last close on or before the window start to Nov 11, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +0.4% |
| 3 months | +1.6% |
| 6 months | +3.3% |
| Year to date | +5.5% |
| 1 year | +6.0% |
| 3 years | n/a |
| 5 years | n/a |
| 10 years | n/a |
| Since Nov 1, 2024 | +13.2% |
| Compound annual growth, 2.0 years | +6.3% |
CPSN records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $28.46 on Nov 4, 2026
- All time low close
- $24.79 on Apr 8, 2025
- 52 week high
- $28.50 on Nov 4, 2026
- 52 week low
- $26.59 on Nov 18, 2025
- Deepest drawdown
- -3.2% from Feb 19, 2025 to Apr 8, 2025, recovered May 14, 2025
- Best single session
- +1.5% on Apr 9, 2025
- Worst single session
- -1.1% on Apr 3, 2025
- Volatility, 1 year annualised
- 2.3%
- Sessions closing higher, 1 year
- 55%
- Best calendar year
- 2025, +6%
- Worst calendar year
- 2025, +6%
CPSN price history by year
Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 2024 starts on Nov 1, 2024; 2026 runs to Nov 11, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $26.89 | $28.50 | $26.64 | $28.40 | +5.5% | 734.3K | 217 |
| 2025 | $25.32 | $26.96 | $24.70 | $26.91 | +6.4% | 1.3M | 250 |
| 2024 | $25.15 | $25.47 | $25.06 | $25.29 | n/a | 1.1M | 41 |
CPSN monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| November 2026 | $28.40 | +0.1% |
| October 2026 | $28.39 | +0.6% |
| September 2026 | $28.22 | +0.5% |
| August 2026 | $28.07 | +0.9% |
| July 2026 | $27.83 | +0.5% |
| June 2026 | $27.68 | +0.2% |
| May 2026 | $27.63 | +0.9% |
| April 2026 | $27.38 | +2.3% |
| March 2026 | $26.77 | -1.0% |
| February 2026 | $27.03 | +0.0% |
| January 2026 | $27.02 | +0.4% |
| December 2025 | $26.91 | +0.3% |
About the CPSN data
Daily bars. 508 sessions from Nov 1, 2024 to Nov 11, 2026, one row per NYSE Arca trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.
Minute bars. Stored from Jul 14, 2026 forward, most recent session Oct 23, 2026. Minute history is captured from the day collection began and is never backfilled, so this start date is exact. Five minute, fifteen minute and hourly bars are derived from these minutes.
Time and currency. Session dates are NYSE Arca trading days; minute timestamps are UTC. Prices are in USD. Volume is shares traded on the session.
Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Nov 1, 2024, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.
curl "https://api.datacedar.com/v3/stocks/nyse-arca%3ACPSN/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on NYSE Arca
- CPSD Calamos S&P 500 Structured Alt Protection ETF December
- CPSF Calamos S&P 500 Structured Alt Protection ETF February
- CPSJ Calamos S&P 500 Structured Alt Protection ETF July
- CPSM Calamos S&P 500 Structured Alt Protection ETF May
- CPSO Calamos S&P 500 Structured Alt Protection ETF - October
- CPSP Calamos S&P 500 Structured Alt Protection ETF - April
- CPSR Calamos S&P 500 Structured Alt Protection ETF - March
- CPST Calamos S&P 500 Structured Alt Protection ETF September
Common questions
CPSN share price history
