B3 · BRKM3 · stock
Braskem S.A. (BRKM3) stock price history
Every B3 trading session of Braskem S.A. from Sep 4, 2002 to Nov 12, 2026: 5,569 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.
BRKM3 adjusted close, 2002 to 2026
- R$556,801
- All time high, 2002
- R$12.00
- 52 week high, R$2.99 low
- 5,569
- Daily sessions since 2002
Last updated Nov 12, 2026, the last stored session. Refreshes after each trading day. Full 2002 to 2026 series and minute bars.
BRKM3 key facts
- Braskem S.A. (BRKM3) closed at R$3.65 on Nov 12, 2026 on B3.
- BRKM3's all time high close is R$556,801, set on Sep 12, 2002; its all time low close is R$1.08 on Feb 10, 2003.
- BRKM3's 52 week range is R$2.99 to R$12.00.
- BRKM3 returned -53.1% over the year to Nov 12, 2026 and -91.0% over five years.
- Over ten years BRKM3 returned -80%, -15.1% a year compounded.
- BRKM3's deepest drawdown was -100.0% from Oct 22, 2002 to Feb 10, 2003.
- DataCedar holds 5,569 daily sessions of BRKM3 history from Sep 4, 2002 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
BRKM3 price chart, 2002 to 2026
BRKM3 returns
Price return from the last close on or before the window start to Nov 12, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -16.9% |
| 3 months | -14.9% |
| 6 months | -60.3% |
| Year to date | -54.9% |
| 1 year | -53.1% |
| 3 years | -81.5% |
| 5 years | -91.0% |
| 10 years | -80.5% |
| Since Sep 4, 2002 | -100.0% |
| Compound annual growth, 24.2 years | -37.2% |
BRKM3 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- R$556,801 on Sep 12, 2002
- All time low close
- R$1.08 on Feb 10, 2003
- 52 week high
- R$12.00 on Mar 6, 2026
- 52 week low
- R$2.99 on Nov 5, 2026
- Deepest drawdown
- -100.0% from Oct 22, 2002 to Feb 10, 2003, not yet recovered
- Best single session
- +250.0% on Oct 14, 2002
- Worst single session
- -100.0% on Nov 28, 2002
- Volatility, 1 year annualised
- 69.2%
- Sessions closing higher, 1 year
- 43%
- Best calendar year
- 2003, +375%
- Worst calendar year
- 2008, -62%
BRKM3 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. 2002 starts on Sep 4, 2002; 2026 runs to Nov 12, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | R$8.18 | R$12.00 | R$2.99 | R$3.65 | -54.9% | 12.2M | 212 |
| 2025 | R$12.24 | R$14.99 | R$7.00 | R$8.09 | -33.1% | 6.1M | 250 |
| 2024 | R$21.65 | R$27.20 | R$12.01 | R$12.10 | -44.2% | 4.9M | 251 |
| 2023 | R$24.97 | R$31.29 | R$15.39 | R$21.69 | -14.2% | 9.3M | 248 |
| 2022 | R$53.63 | R$54.96 | R$23.10 | R$25.27 | -53.7% | 3.5M | 250 |
| 2021 | R$21.44 | R$56.05 | R$20.64 | R$54.53 | +154.6% | 6.5M | 247 |
| 2020 | R$26.96 | R$33.43 | R$11.72 | R$21.42 | -20.0% | 5.4M | 248 |
| 2019 | R$38.83 | R$46.71 | R$21.33 | R$26.78 | -28.8% | 1.7M | 248 |
| 2018 | R$33.07 | R$48.78 | R$32.94 | R$37.63 | +13.8% | 571.9K | 246 |
| 2017 | R$22.19 | R$38.84 | R$18.78 | R$33.07 | +49.1% | 707.4K | 250 |
| 2016 | R$10.28 | R$24.40 | R$9.65 | R$22.18 | +112.2% | 1.8M | 235 |
| 2015 | R$6.44 | R$11.36 | R$4.60 | R$10.45 | +57.7% | 3.9M | 237 |
| 2014 | R$9.66 | R$9.76 | R$6.37 | R$6.63 | -31.5% | 2.2M | 228 |
| 2013 | R$6.06 | R$9.67 | R$5.68 | R$9.67 | +71.9% | 2.8M | 214 |
| 2012 | R$6.74 | R$8.10 | R$5.39 | R$5.62 | -14.4% | 1.8M | 213 |
| 2011 | R$9.42 | R$11.11 | R$6.25 | R$6.57 | -30.6% | 1.1M | 229 |
| 2010 | R$6.61 | R$9.53 | R$4.42 | R$9.47 | +43.1% | 4.2M | 228 |
| 2009 | R$3.03 | R$6.65 | R$2.39 | R$6.62 | +123.3% | 4.4M | 215 |
| 2008 | R$7.33 | R$7.98 | R$2.82 | R$2.96 | -61.7% | 3.8M | 204 |
| 2007 | R$6.62 | R$8.65 | R$6.21 | R$7.74 | +16.9% | 3.8M | 217 |
| 2006 | R$7.89 | R$8.15 | R$4.48 | R$6.62 | -25.3% | 3.9M | 171 |
| 2005 | R$12.03 | R$12.61 | R$6.97 | R$8.86 | -26.0% | 742K | 201 |
| 2004 | R$5.98 | R$12.47 | R$4.45 | R$11.96 | +100.0% | 6.7K | 231 |
| 2003 | R$1.26 | R$6.11 | R$1.08 | R$5.98 | +375.0% | 323 | 215 |
| 2002 | R$453,395 | R$556,801 | R$1.26 | R$1.26 | n/a | 419 | 81 |
BRKM3 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| November 2026 | R$3.65 | +9.9% |
| October 2026 | R$3.32 | -16.2% |
| September 2026 | R$3.96 | 0.0% |
| August 2026 | R$3.96 | -20.8% |
| July 2026 | R$5.00 | -9.9% |
| June 2026 | R$5.55 | -28.4% |
| May 2026 | R$7.75 | -2.3% |
| April 2026 | R$7.93 | -2.6% |
| March 2026 | R$8.14 | -9.7% |
| February 2026 | R$9.01 | +1.3% |
| January 2026 | R$8.89 | +9.9% |
| December 2025 | R$8.09 | +5.1% |
About the BRKM3 data
Daily bars. 5,569 sessions from Sep 4, 2002 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 4, 2002, 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%3ABRKM3/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on B3
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Common questions
BRKM3 share price history
