B3 · A1GN34 · stock
Allegion plc (A1GN34) stock price history
Every B3 trading session of Allegion plc from Feb 20, 2020 to Sep 25, 2026: 1,643 daily bars, adjusted for splits and dividends, with minute bars from Sep 24, 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.
A1GN34 adjusted close, 2020 to 2026
- R$435.59
- All time high, 2026
- R$436.64
- 52 week high, R$346.17 low
- 1,643
- Daily sessions since 2020
Last updated Sep 25, 2026, the last stored session. Refreshes after each trading day. Full 2020 to 2026 series and minute bars.
A1GN34 key facts
- Allegion plc (A1GN34) closed at R$394.81 on Sep 25, 2026 on B3.
- A1GN34's all time high close is R$435.59, set on Mar 12, 2026; its all time low close is R$235.81 on Apr 12, 2022.
- A1GN34's 52 week range is R$346.17 to R$436.64.
- A1GN34 returned +4.3% over the year to Sep 25, 2026 and +10.0% over five years.
- Since Feb 20, 2020 A1GN34 returned +47%, +6.1% a year compounded.
- A1GN34's deepest drawdown was -34.3% from Sep 29, 2021 to Apr 12, 2022.
- DataCedar holds 1,643 daily sessions of A1GN34 history from Feb 20, 2020 and minute bars from Sep 24, 2026, adjusted for splits and dividends, served by the API under a key.
A1GN34 price chart, 2020 to 2026
A1GN34 returns
Price return from the last close on or before the window start to Sep 25, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -4.6% |
| 3 months | +3.1% |
| 6 months | +4.5% |
| Year to date | +4.0% |
| 1 year | +4.3% |
| 3 years | +54.9% |
| 5 years | +10.0% |
| 10 years | n/a |
| Since Feb 20, 2020 | +47.4% |
| Compound annual growth, 6.6 years | +6.1% |
A1GN34 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- R$435.59 on Mar 12, 2026
- All time low close
- R$235.81 on Apr 12, 2022
- 52 week high
- R$436.64 on Jan 2, 2026
- 52 week low
- R$346.17 on Jul 9, 2026
- Deepest drawdown
- -34.3% from Sep 29, 2021 to Apr 12, 2022, recovered Jan 13, 2025
- Best single session
- +25.8% on Jan 13, 2025
- Worst single session
- -17.6% on Mar 24, 2022
- Volatility, 1 year annualised
- 32.5%
- Sessions closing higher, 1 year
- 4%
- Best calendar year
- 2025, +26%
- Worst calendar year
- 2022, -27%
A1GN34 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. 2020 starts on Feb 20, 2020; 2026 runs to Sep 25, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | R$436.64 | R$436.64 | R$346.17 | R$394.81 | +4.0% | 63 | 184 |
| 2025 | R$300.27 | R$379.81 | R$300.27 | R$379.72 | +26.5% | 50 | 250 |
| 2024 | R$255.68 | R$300.27 | R$255.68 | R$300.27 | +17.4% | 30 | 251 |
| 2023 | R$248.99 | R$282.73 | R$248.99 | R$255.68 | +2.7% | 123 | 248 |
| 2022 | R$339.74 | R$339.74 | R$221.90 | R$248.99 | -26.7% | 4.5K | 250 |
| 2021 | R$270.92 | R$359.37 | R$270.92 | R$339.74 | +25.4% | 7.2K | 247 |
| 2020 | R$267.82 | R$276.62 | R$239.16 | R$270.92 | n/a | 338 | 213 |
A1GN34 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | R$394.81 | -4.6% |
| August 2026 | R$413.87 | +19.6% |
| July 2026 | R$346.17 | -4.2% |
| June 2026 | R$361.17 | -5.4% |
| May 2026 | R$381.69 | 0.0% |
| April 2026 | R$381.69 | 0.0% |
| March 2026 | R$381.69 | -12.2% |
| February 2026 | R$434.53 | 0.0% |
| January 2026 | R$434.53 | +14.4% |
| December 2025 | R$379.72 | +0.3% |
| November 2025 | R$378.69 | 0.0% |
| October 2025 | R$378.69 | 0.0% |
About the A1GN34 data
Daily bars. 1,643 sessions from Feb 20, 2020 to Sep 25, 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 24, 2026 forward, most recent session Sep 24, 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 Feb 20, 2020, 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/A1GN34/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on B3
Common questions
A1GN34 share price history
