BYMA · BAK · stock
Braskem S.A. (BAK) stock price history
Every BYMA trading session of Braskem S.A. from Sep 28, 2026 to Nov 12, 2026: 21 daily bars, adjusted for splits and dividends, with minute bars from Sep 16, 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.
BAK adjusted close, 2026 to 2026
- ARS 1,483
- All time high, 2026
- ARS 1,498
- 52 week high, ARS 655.00 low
- 21
- 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.
BAK key facts
- Braskem S.A. (BAK) closed at ARS 936.50 on Nov 12, 2026 on BYMA.
- BAK's all time high close is ARS 1,483, set on Oct 13, 2026; its all time low close is ARS 870.00 on Nov 6, 2026.
- BAK's 52 week range is ARS 655.00 to ARS 1,498.
- BAK's deepest drawdown was -41.3% from Oct 13, 2026 to Nov 6, 2026.
- DataCedar holds 21 daily sessions of BAK history from Sep 28, 2026 and minute bars from Sep 16, 2026, adjusted for splits and dividends, served by the API under a key.
BAK price chart, 2026 to 2026
BAK returns
Price return from the last close on or before the window start to Nov 12, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -36.3% |
| 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 28, 2026 | -23.4% |
BAK records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- ARS 1,483 on Oct 13, 2026
- All time low close
- ARS 870.00 on Nov 6, 2026
- 52 week high
- ARS 1,498 on Oct 8, 2026
- 52 week low
- ARS 655.00 on Nov 6, 2026
- Deepest drawdown
- -41.3% from Oct 13, 2026 to Nov 6, 2026, not yet recovered
- Best single session
- +7.6% on Nov 12, 2026
- Worst single session
- -38.6% on Nov 6, 2026
- Volatility, 1 year annualised
- 186.9%
- Sessions closing higher, 1 year
- 60%
BAK 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 28, 2026; 2026 runs to Nov 12, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | ARS 1,217 | ARS 1,498 | ARS 655.00 | ARS 936.50 | n/a | 2.2M | 21 |
BAK monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| November 2026 | ARS 936.50 | -33.9% |
| October 2026 | ARS 1,417 | +19.0% |
| September 2026 | ARS 1,191 | n/a |
About the BAK data
Daily bars. 21 sessions from Sep 28, 2026 to Nov 12, 2026, one row per BYMA 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 16, 2026 forward, most recent session Nov 11, 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 BYMA trading days; minute timestamps are UTC. Prices are in ARS. 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 28, 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/byma%3ABAK/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on BYMA
Common questions
BAK share price history
