B3 · C1RB34 · stock
Cerebras Systems Inc. (C1RB34) stock price history
Every B3 trading session of Cerebras Systems Inc. from Sep 8, 2026 to Nov 12, 2026: 42 daily bars, adjusted for splits and dividends, with minute bars from Sep 17, 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.
C1RB34 adjusted close, 2026 to 2026
- R$43.72
- All time high, 2026
- R$44.15
- 52 week high, R$18.06 low
- 42
- Daily sessions since 2026
Last updated Nov 12, 2026, the last stored session. Refreshes after each trading day. Full 2026 to 2026 series and minute bars.
C1RB34 key facts
- Cerebras Systems Inc. (C1RB34) closed at R$22.00 on Nov 12, 2026 on B3.
- C1RB34's all time high close is R$43.72, set on Sep 29, 2026; its all time low close is R$18.50 on Nov 5, 2026.
- C1RB34's 52 week range is R$18.06 to R$44.15.
- C1RB34's deepest drawdown was -57.7% from Sep 29, 2026 to Nov 5, 2026.
- DataCedar holds 42 daily sessions of C1RB34 history from Sep 8, 2026 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
C1RB34 price chart, 2026 to 2026
C1RB34 returns
Price return from the last close on or before the window start to Nov 12, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -33.0% |
| 3 months | n/a |
| 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 Sep 8, 2026 | -46.7% |
C1RB34 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- R$43.72 on Sep 29, 2026
- All time low close
- R$18.50 on Nov 5, 2026
- 52 week high
- R$44.15 on Sep 29, 2026
- 52 week low
- R$18.06 on Nov 5, 2026
- Deepest drawdown
- -57.7% from Sep 29, 2026 to Nov 5, 2026, not yet recovered
- Best single session
- +12.4% on Nov 11, 2026
- Worst single session
- -14.9% on Sep 30, 2026
- Volatility, 1 year annualised
- 85.0%
- Sessions closing higher, 1 year
- 41%
C1RB34 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 Sep 8, 2026; 2026 runs to Nov 12, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | R$41.65 | R$44.15 | R$18.06 | R$22.00 | n/a | 19.7K | 42 |
C1RB34 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| November 2026 | R$22.00 | -8.0% |
| October 2026 | R$23.91 | -35.7% |
| September 2026 | R$37.20 | n/a |
About the C1RB34 data
Daily bars. 42 sessions from Sep 8, 2026 to Nov 12, 2026, one row per B3 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 Sep 17, 2026 forward, most recent session Nov 3, 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 B3 trading days; minute timestamps are UTC. Prices are in BRL. 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 Sep 8, 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/b3%3AC1RB34/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on B3
Common questions
C1RB34 share price history
