B3 · BLAU3 · stock
Blau Farmacêutica S.A. (BLAU3) stock price history
Every B3 trading session of Blau Farmacêutica S.A. from Apr 19, 2021 to Sep 28, 2026: 1,360 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.
BLAU3 adjusted close, 2021 to 2026
- R$34.59
- All time high, 2021
- R$14.28
- 52 week high, R$8.28 low
- 1,360
- Daily sessions since 2021
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2021 to 2026 series and minute bars.
BLAU3 key facts
- Blau Farmacêutica S.A. (BLAU3) closed at R$10.29 on Sep 28, 2026 on B3.
- BLAU3's all time high close is R$34.59, set on Jul 16, 2021; its all time low close is R$6.45 on Jun 20, 2024.
- BLAU3's 52 week range is R$8.28 to R$14.28.
- BLAU3 returned +4.8% over the year to Sep 28, 2026 and -64.7% over five years.
- Since Apr 19, 2021 BLAU3 returned -61%, -15.9% a year compounded.
- BLAU3's deepest drawdown was -81.3% from Jul 16, 2021 to Jun 20, 2024.
- DataCedar holds 1,360 daily sessions of BLAU3 history from Apr 19, 2021 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
BLAU3 price chart, 2021 to 2026
BLAU3 returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +13.1% |
| 3 months | +0.7% |
| 6 months | +5.0% |
| Year to date | -3.3% |
| 1 year | +4.8% |
| 3 years | -5.1% |
| 5 years | -64.7% |
| 10 years | n/a |
| Since Apr 19, 2021 | -60.9% |
| Compound annual growth, 5.4 years | -15.9% |
BLAU3 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- R$34.59 on Jul 16, 2021
- All time low close
- R$6.45 on Jun 20, 2024
- 52 week high
- R$14.28 on Jan 2, 2026
- 52 week low
- R$8.28 on Aug 11, 2026
- Deepest drawdown
- -81.3% from Jul 16, 2021 to Jun 20, 2024, not yet recovered
- Best single session
- +28.7% on Jan 2, 2026
- Worst single session
- -19.3% on Jan 5, 2026
- Volatility, 1 year annualised
- 50.9%
- Sessions closing higher, 1 year
- 50%
- Best calendar year
- 2025, +16%
- Worst calendar year
- 2023, -36%
BLAU3 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. 2021 starts on Apr 19, 2021; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | R$13.89 | R$14.28 | R$8.28 | R$10.29 | -3.3% | 66.1M | 185 |
| 2025 | R$9.26 | R$10.72 | R$8.04 | R$10.65 | +15.6% | 91M | 250 |
| 2024 | R$11.13 | R$12.33 | R$6.31 | R$9.21 | -17.2% | 100.4M | 251 |
| 2023 | R$18.61 | R$20.92 | R$9.61 | R$11.12 | -36.4% | 151.4M | 248 |
| 2022 | R$23.48 | R$24.12 | R$14.07 | R$17.49 | -25.5% | 119.1M | 250 |
| 2021 | R$25.65 | R$35.22 | R$20.41 | R$23.48 | n/a | 88.1M | 176 |
BLAU3 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | R$10.29 | +10.9% |
| August 2026 | R$9.28 | +7.9% |
| July 2026 | R$8.60 | -15.9% |
| June 2026 | R$10.22 | -9.6% |
| May 2026 | R$11.30 | +13.6% |
| April 2026 | R$9.95 | -2.2% |
| March 2026 | R$10.18 | -5.2% |
| February 2026 | R$10.74 | +7.2% |
| January 2026 | R$10.02 | -5.9% |
| December 2025 | R$10.65 | +12.7% |
| November 2025 | R$9.45 | -1.8% |
| October 2025 | R$9.62 | -3.7% |
About the BLAU3 data
Daily bars. 1,360 sessions from Apr 19, 2021 to Sep 28, 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 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 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 Apr 19, 2021, 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/BLAU3/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on B3
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Common questions
BLAU3 share price history
