NYSE Arca · CPSF · ETF
Calamos S&P 500 Structured Alt Protection ETF February (CPSF) ETF price history
Every NYSE Arca trading session of Calamos S&P 500 Structured Alt Protection ETF February from Feb 3, 2025 to Sep 29, 2026: 416 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.
CPSF adjusted close, 2025 to 2026
- $26.64
- All time high, 2026
- $26.64
- 52 week high, $25.09 low
- 416
- Daily sessions since 2025
Last updated Sep 29, 2026, the last stored session. Refreshes after each trading day. Full 2025 to 2026 series and minute bars.
CPSF key facts
- Calamos S&P 500 Structured Alt Protection ETF February (CPSF) closed at $26.58 on Sep 29, 2026 on NYSE Arca.
- CPSF's all time high close is $26.64, set on Sep 25, 2026; its all time low close is $23.55 on Apr 7, 2025.
- CPSF's 52 week range is $25.09 to $26.64.
- CPSF returned +5.7% over the year to Sep 29, 2026.
- Since Feb 3, 2025 CPSF returned +10%, +6.1% a year compounded.
- CPSF's deepest drawdown was -2.9% from Feb 19, 2025 to Apr 7, 2025.
- DataCedar holds 416 daily sessions of CPSF history from Feb 3, 2025 and minute bars from Jul 14, 2026, adjusted for splits and dividends, served by the API under a key.
CPSF price chart, 2025 to 2026
CPSF returns
Price return from the last close on or before the window start to Sep 29, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +0.2% |
| 3 months | +1.6% |
| 6 months | +4.4% |
| Year to date | +3.8% |
| 1 year | +5.7% |
| 3 years | n/a |
| 5 years | n/a |
| 10 years | n/a |
| Since Feb 3, 2025 | +10.3% |
| Compound annual growth, 1.7 years | +6.1% |
CPSF records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $26.64 on Sep 25, 2026
- All time low close
- $23.55 on Apr 7, 2025
- 52 week high
- $26.64 on Sep 23, 2026
- 52 week low
- $25.09 on Oct 10, 2025
- Deepest drawdown
- -2.9% from Feb 19, 2025 to Apr 7, 2025, recovered Jun 2, 2025
- Best single session
- +1.1% on Apr 9, 2025
- Worst single session
- -0.7% on Apr 3, 2025
- Volatility, 1 year annualised
- 2.1%
- Sessions closing higher, 1 year
- 60%
CPSF 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. 2025 starts on Feb 3, 2025; 2026 runs to Sep 29, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $25.60 | $26.64 | $25.46 | $26.58 | +3.9% | 903.2K | 186 |
| 2025 | $24.11 | $26.60 | $23.43 | $25.59 | n/a | 2M | 230 |
CPSF monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $26.58 | +0.2% |
| August 2026 | $26.54 | +0.7% |
| July 2026 | $26.35 | +0.6% |
| June 2026 | $26.20 | +0.1% |
| May 2026 | $26.18 | +0.6% |
| April 2026 | $26.03 | +1.7% |
| March 2026 | $25.59 | -0.7% |
| February 2026 | $25.77 | +0.1% |
| January 2026 | $25.74 | +0.6% |
| December 2025 | $25.59 | +0.8% |
| November 2025 | $25.39 | +0.4% |
| October 2025 | $25.28 | +0.5% |
About the CPSF data
Daily bars. 416 sessions from Feb 3, 2025 to Sep 29, 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 Sep 28, 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 Feb 3, 2025, 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/CPSF/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on NYSE Arca
- CPRO Calamos Russell 2000 Structured Alt Protection ETF - October
- CPRY Calamos Russell 2000 Structured Alt Protection ETF January
- CPSA Calamos S&P 500 Structured Alt Protection ETF August
- CPSD Calamos S&P 500 Structured Alt Protection ETF December
- CPSJ Calamos S&P 500 Structured Alt Protection ETF July
- CPSM Calamos S&P 500 Structured Alt Protection ETF May
- CPSN Calamos S&P 500 Structured Alt Protection ETF November
- CPSO Calamos S&P 500 Structured Alt Protection ETF - October
Common questions
CPSF share price history
