Cboe BZX · CBTA · ETF
Calamos Bitcoin 80 Series Structured Alt Protection ETF - April (CBTA) ETF price history
Every Cboe BZX trading session of Calamos Bitcoin 80 Series Structured Alt Protection ETF - April from Apr 7, 2025 to Sep 25, 2026: 370 daily bars, adjusted for splits and dividends, with minute bars from Jul 15, 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.
CBTA adjusted close, 2025 to 2026
- $33.20
- All time high, 2025
- $33.28
- 52 week high, $19.96 low
- 370
- Daily sessions since 2025
Last updated Sep 25, 2026, the last stored session. Refreshes after each trading day. Full 2025 to 2026 series and minute bars.
CBTA key facts
- Calamos Bitcoin 80 Series Structured Alt Protection ETF - April (CBTA) closed at $24.56 on Sep 25, 2026 on Cboe BZX.
- CBTA's all time high close is $33.20, set on Oct 6, 2025; its all time low close is $19.98 on Jun 30, 2026.
- CBTA's 52 week range is $19.96 to $33.28.
- CBTA returned -21.7% over the year to Sep 25, 2026.
- Since Apr 7, 2025 CBTA returned -1%, -0.7% a year compounded.
- CBTA's deepest drawdown was -39.8% from Oct 6, 2025 to Jun 30, 2026.
- DataCedar holds 370 daily sessions of CBTA history from Apr 7, 2025 and minute bars from Jul 15, 2026, adjusted for splits and dividends, served by the API under a key.
CBTA price chart, 2025 to 2026
CBTA returns
Price return from the last close on or before the window start to Sep 25, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +5.0% |
| 3 months | +21.8% |
| 6 months | +9.7% |
| Year to date | -11.8% |
| 1 year | -21.7% |
| 3 years | n/a |
| 5 years | n/a |
| 10 years | n/a |
| Since Apr 7, 2025 | -1.0% |
| Compound annual growth, 1.5 years | -0.7% |
CBTA records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $33.20 on Oct 6, 2025
- All time low close
- $19.98 on Jun 30, 2026
- 52 week high
- $33.28 on Oct 6, 2025
- 52 week low
- $19.96 on Jun 30, 2026
- Deepest drawdown
- -39.8% from Oct 6, 2025 to Jun 30, 2026, not yet recovered
- Best single session
- +5.8% on Mar 4, 2026
- Worst single session
- -7.7% on Feb 5, 2026
- Volatility, 1 year annualised
- 30.2%
- Sessions closing higher, 1 year
- 48%
CBTA 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 Apr 7, 2025; 2026 runs to Sep 25, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $28.35 | $30.46 | $19.96 | $24.56 | -11.4% | 305.9K | 184 |
| 2025 | $24.80 | $33.28 | $24.79 | $27.73 | n/a | 440K | 186 |
CBTA monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $24.56 | +4.4% |
| August 2026 | $23.52 | +13.2% |
| July 2026 | $20.77 | +4.0% |
| June 2026 | $19.98 | -11.0% |
| May 2026 | $22.44 | -1.7% |
| April 2026 | $22.84 | +6.9% |
| March 2026 | $21.37 | -0.5% |
| February 2026 | $21.48 | -19.4% |
| January 2026 | $26.64 | -3.9% |
| December 2025 | $27.73 | -2.1% |
| November 2025 | $28.31 | -10.9% |
| October 2025 | $31.76 | -1.4% |
About the CBTA data
Daily bars. 370 sessions from Apr 7, 2025 to Sep 25, 2026, one row per Cboe BZX 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 15, 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 Cboe BZX 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 Apr 7, 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/CBTA/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on Cboe BZX
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Common questions
CBTA share price history
