Cboe BZX · CMAY · ETF
Corgi U.S. Equities 15% Structured Buffer ETF - May Series (CMAY) ETF price history
Every Cboe BZX trading session of Corgi U.S. Equities 15% Structured Buffer ETF - May Series from May 1, 2026 to Sep 28, 2026: 103 daily bars, adjusted for splits and dividends, with minute bars from Jul 13, 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.
CMAY adjusted close, 2026 to 2026
- $26.04
- All time high, 2026
- $26.04
- 52 week high, $24.85 low
- 103
- Daily sessions since 2026
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2026 to 2026 series and minute bars.
CMAY key facts
- Corgi U.S. Equities 15% Structured Buffer ETF - May Series (CMAY) closed at $25.96 on Sep 28, 2026 on Cboe BZX.
- CMAY's all time high close is $26.04, set on Sep 22, 2026; its all time low close is $25.09 on May 4, 2026.
- CMAY's 52 week range is $24.85 to $26.04.
- CMAY's deepest drawdown was -1.6% from Jun 2, 2026 to Jun 10, 2026.
- DataCedar holds 103 daily sessions of CMAY history from May 1, 2026 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
CMAY price chart, 2026 to 2026
CMAY returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -0.0% |
| 3 months | +2.6% |
| 6 months | n/a |
| Year to date | n/a |
| 1 year | n/a |
| 3 years | n/a |
| 5 years | n/a |
| 10 years | n/a |
| Since May 1, 2026 | +3.4% |
CMAY records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $26.04 on Sep 22, 2026
- All time low close
- $25.09 on May 4, 2026
- 52 week high
- $26.04 on Sep 22, 2026
- 52 week low
- $24.85 on Jul 6, 2026
- Deepest drawdown
- -1.6% from Jun 2, 2026 to Jun 10, 2026, recovered Jul 10, 2026
- Best single session
- +0.9% on Jun 29, 2026
- Worst single session
- -0.9% on Jun 5, 2026
- Volatility, 1 year annualised
- 4.9%
- Sessions closing higher, 1 year
- 51%
CMAY 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. 2026 starts on May 1, 2026; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $25.16 | $26.04 | $24.85 | $25.96 | n/a | 375K | 103 |
CMAY monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $25.96 | +0.1% |
| August 2026 | $25.95 | +1.1% |
| July 2026 | $25.66 | +0.2% |
| June 2026 | $25.62 | +0.0% |
| May 2026 | $25.61 | n/a |
About the CMAY data
Daily bars. 103 sessions from May 1, 2026 to Sep 28, 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 13, 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 May 1, 2026, 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/CMAY/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on Cboe BZX
Common questions
CMAY share price history
