B3 · IRBR3 · stock
IRB-Brasil Resseguros S.A. (IRBR3) stock price history
Every B3 trading session of IRB-Brasil Resseguros S.A. from Jul 31, 2017 to Sep 29, 2026: 2,284 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.
IRBR3 adjusted close, 2017 to 2026
- R$998.98
- All time high, 2020
- R$65.05
- 52 week high, R$44.53 low
- 2,284
- Daily sessions since 2017
Last updated Sep 29, 2026, the last stored session. Refreshes after each trading day. Full 2017 to 2026 series and minute bars.
IRBR3 key facts
- IRB-Brasil Resseguros S.A. (IRBR3) closed at R$62.80 on Sep 29, 2026 on B3.
- IRBR3's all time high close is R$998.98, set on Jan 22, 2020; its all time low close is R$17.92 on Mar 2, 2023.
- IRBR3's 52 week range is R$44.53 to R$65.05.
- IRBR3 returned +35.3% over the year to Sep 29, 2026 and -46.2% over five years.
- Since Jul 31, 2017 IRBR3 returned -68%, -11.7% a year compounded.
- IRBR3's deepest drawdown was -98.2% from Jan 22, 2020 to Mar 2, 2023.
- DataCedar holds 2,284 daily sessions of IRBR3 history from Jul 31, 2017 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
IRBR3 price chart, 2017 to 2026
IRBR3 returns
Price return from the last close on or before the window start to Sep 29, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +11.9% |
| 3 months | +16.0% |
| 6 months | +22.0% |
| Year to date | +20.4% |
| 1 year | +35.3% |
| 3 years | +47.0% |
| 5 years | -46.2% |
| 10 years | n/a |
| Since Jul 31, 2017 | -68.1% |
| Compound annual growth, 9.2 years | -11.7% |
IRBR3 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- R$998.98 on Jan 22, 2020
- All time low close
- R$17.92 on Mar 2, 2023
- 52 week high
- R$65.05 on Sep 21, 2026
- 52 week low
- R$44.53 on Oct 22, 2025
- Deepest drawdown
- -98.2% from Jan 22, 2020 to Mar 2, 2023, not yet recovered
- Best single session
- +30.7% on Aug 15, 2024
- Worst single session
- -32.0% on Mar 4, 2020
- Volatility, 1 year annualised
- 32.2%
- Sessions closing higher, 1 year
- 50%
- Best calendar year
- 2018, +158%
- Worst calendar year
- 2020, -77%
IRBR3 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. 2017 starts on Jul 31, 2017; 2026 runs to Sep 29, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | R$51.97 | R$65.05 | R$48.64 | R$62.80 | +20.4% | 128.5M | 186 |
| 2025 | R$41.76 | R$56.31 | R$40.30 | R$52.15 | +26.5% | 264.9M | 250 |
| 2024 | R$43.06 | R$50.98 | R$26.72 | R$41.22 | -4.2% | 377.2M | 251 |
| 2023 | R$25.05 | R$53.85 | R$17.74 | R$43.02 | +71.7% | 615.1M | 248 |
| 2022 | R$97.90 | R$99.11 | R$18.35 | R$25.05 | -74.2% | 287M | 250 |
| 2021 | R$200.63 | R$201.36 | R$94.51 | R$97.17 | -50.9% | 237.6M | 247 |
| 2020 | R$867.71 | R$1,003 | R$128.84 | R$197.73 | -77.2% | 446.1M | 248 |
| 2019 | R$599.29 | R$889.96 | R$562.37 | R$866.59 | +44.6% | 57.3M | 248 |
| 2018 | R$228.97 | R$601.58 | R$228.97 | R$599.43 | +157.6% | 34.2M | 246 |
| 2017 | R$190.13 | R$237.86 | R$183.74 | R$232.73 | n/a | 14.3M | 110 |
IRBR3 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | R$62.80 | +10.4% |
| August 2026 | R$56.89 | +1.5% |
| July 2026 | R$56.06 | +2.3% |
| June 2026 | R$54.78 | +7.4% |
| May 2026 | R$50.98 | -3.0% |
| April 2026 | R$52.54 | -0.9% |
| March 2026 | R$53.02 | -11.8% |
| February 2026 | R$60.11 | +7.0% |
| January 2026 | R$56.18 | +7.7% |
| December 2025 | R$52.15 | +6.9% |
| November 2025 | R$48.80 | +1.8% |
| October 2025 | R$47.91 | +0.7% |
About the IRBR3 data
Daily bars. 2,284 sessions from Jul 31, 2017 to Sep 29, 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 Jul 31, 2017, 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/IRBR3/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on B3
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Common questions
IRBR3 share price history
