B3 · REGN34 · stock
Regeneron Pharmaceuticals, Inc. (REGN34) stock price history
Every B3 trading session of Regeneron Pharmaceuticals, Inc. from Jun 18, 2019 to Sep 28, 2026: 1,813 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.
REGN34 adjusted close, 2019 to 2026
- R$110.98
- All time high, 2024
- R$73.13
- 52 week high, R$49.35 low
- 1,813
- Daily sessions since 2019
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2019 to 2026 series and minute bars.
REGN34 key facts
- Regeneron Pharmaceuticals, Inc. (REGN34) closed at R$66.00 on Sep 28, 2026 on B3.
- REGN34's all time high close is R$110.98, set on Aug 30, 2024; its all time low close is R$18.13 on Jul 11, 2019.
- REGN34's 52 week range is R$49.35 to R$73.13.
- REGN34 returned +32.2% over the year to Sep 28, 2026 and +20.0% over five years.
- Since Jun 18, 2019 REGN34 returned +235%, +18.0% a year compounded.
- REGN34's deepest drawdown was -59.5% from Sep 2, 2024 to Jun 5, 2025.
- DataCedar holds 1,813 daily sessions of REGN34 history from Jun 18, 2019 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
REGN34 price chart, 2019 to 2026
REGN34 returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -4.1% |
| 3 months | +21.0% |
| 6 months | +2.3% |
| Year to date | -6.7% |
| 1 year | +32.2% |
| 3 years | -4.9% |
| 5 years | +20.0% |
| 10 years | n/a |
| Since Jun 18, 2019 | +234.7% |
| Compound annual growth, 7.3 years | +18.0% |
REGN34 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- R$110.98 on Aug 30, 2024
- All time low close
- R$18.13 on Jul 11, 2019
- 52 week high
- R$73.13 on Dec 23, 2025
- 52 week low
- R$49.35 on Sep 29, 2025
- Deepest drawdown
- -59.5% from Sep 2, 2024 to Jun 5, 2025, not yet recovered
- Best single session
- +22.7% on Sep 8, 2022
- Worst single session
- -16.8% on May 30, 2025
- Volatility, 1 year annualised
- 41.3%
- Sessions closing higher, 1 year
- 44%
- Growth of 1 since 2019
- 3.3×
- Best calendar year
- 2020, +66%
- Worst calendar year
- 2025, -2%
REGN34 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. 2019 starts on Jun 18, 2019; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | R$69.30 | R$72.96 | R$49.90 | R$66.00 | -6.7% | 138.1K | 185 |
| 2025 | R$73.78 | R$74.54 | R$44.61 | R$70.72 | -2.3% | 144.3K | 250 |
| 2024 | R$72.91 | R$110.98 | R$69.53 | R$72.36 | +7.0% | 111K | 251 |
| 2023 | R$62.58 | R$71.69 | R$55.62 | R$67.66 | +8.1% | 207.7K | 248 |
| 2022 | R$58.97 | R$66.61 | R$46.38 | R$62.58 | +6.1% | 312.1K | 250 |
| 2021 | R$41.36 | R$62.77 | R$40.48 | R$58.97 | +42.6% | 453.6K | 247 |
| 2020 | R$24.84 | R$58.47 | R$24.84 | R$41.34 | +66.4% | 525.4K | 248 |
| 2019 | R$19.72 | R$25.31 | R$18.04 | R$24.84 | n/a | 141.6K | 134 |
REGN34 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | R$66.00 | -3.1% |
| August 2026 | R$68.10 | +6.0% |
| July 2026 | R$64.22 | +18.9% |
| June 2026 | R$54.01 | +4.4% |
| May 2026 | R$51.75 | -11.0% |
| April 2026 | R$58.14 | -12.5% |
| March 2026 | R$66.45 | -0.8% |
| February 2026 | R$66.99 | +3.4% |
| January 2026 | R$64.79 | -8.4% |
| December 2025 | R$70.72 | +2.0% |
| November 2025 | R$69.33 | +18.9% |
| October 2025 | R$58.29 | +15.5% |
About the REGN34 data
Daily bars. 1,813 sessions from Jun 18, 2019 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 25, 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 Jun 18, 2019, 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/REGN34/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on B3
- RECR11 Fundo Investimento Imobiliario Fii Ubs (Br) Recebveis Imobiliarios
- RECT11 Fundo De Investimento Imobiliario - FII UBS Office
- RECV3 Petroreconcavo S.A.
- REDE3 Rede Energia Participações S.A.
- RENT3 Localiza Rent a Car S.A.
- RENT4 Localiza Rent a Car S.A.
- RENV11 Cpv Energia Fundo De Investimento Imobiliario Responsabilidade Limitada
- RGTI34 Rigetti Computing, Inc.
Common questions
REGN34 share price history
