Xetra · RGO · stock
Regeneron Pharmaceuticals, Inc. (RGO) stock price history
Every Xetra trading session of Regeneron Pharmaceuticals, Inc. from Feb 4, 2008 to Sep 28, 2026: 4,738 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.
RGO adjusted close, 2008 to 2026
- €802.17
- All time high, 2023
- €761.91
- 52 week high, €509.10 low
- 4,738
- Daily sessions since 2008
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2008 to 2026 series and minute bars.
RGO key facts
- Regeneron Pharmaceuticals, Inc. (RGO) closed at €686.40 on Sep 28, 2026 on Xetra.
- RGO's all time high close is €802.17, set on Oct 13, 2023; its all time low close is €14.63 on Feb 4, 2008.
- RGO's 52 week range is €509.10 to €761.91.
- RGO returned -9.9% over the year to Sep 28, 2026 and +31.7% over five years.
- Over ten years RGO returned +2,058%, +36.0% a year compounded.
- RGO's deepest drawdown was -36.0% from Oct 13, 2023 to Jun 2, 2026.
- DataCedar holds 4,738 daily sessions of RGO history from Feb 4, 2008 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
RGO price chart, 2008 to 2026
RGO returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +0.2% |
| 3 months | +23.1% |
| 6 months | +6.2% |
| Year to date | +4.2% |
| 1 year | -9.9% |
| 3 years | -12.3% |
| 5 years | +31.7% |
| 10 years | +2,058% |
| Since Feb 4, 2008 | +4,591% |
| Compound annual growth, 18.6 years | +22.9% |
RGO records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- €802.17 on Oct 13, 2023
- All time low close
- €14.63 on Feb 4, 2008
- 52 week high
- €761.91 on Sep 30, 2025
- 52 week low
- €509.10 on Jun 2, 2026
- Deepest drawdown
- -36.0% from Oct 13, 2023 to Jun 2, 2026, not yet recovered
- Best single session
- +1,172% on Jan 8, 2021
- Worst single session
- -27.3% on Nov 7, 2025
- Volatility, 1 year annualised
- 44.9%
- Sessions closing higher, 1 year
- 38%
- Growth of 1 since 2008
- 46.9×
- Best calendar year
- 2021, +1,691%
- Worst calendar year
- 2025, -14%
RGO 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. 2008 starts on Feb 4, 2008; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | €662.56 | €732.90 | €509.10 | €686.40 | +4.2% | 10.3K | 189 |
| 2025 | €761.91 | €761.91 | €552.47 | €658.78 | -13.5% | 3.5K | 253 |
| 2024 | €761.91 | €761.91 | €761.91 | €761.91 | 0.0% | 0 | 254 |
| 2023 | €660.02 | €802.17 | €626.23 | €761.91 | +13.9% | 5.6K | 255 |
| 2022 | €559.93 | €765.39 | €519.07 | €668.77 | +17.4% | 13.7K | 257 |
| 2021 | €31.81 | €597.70 | €31.81 | €569.77 | +1,691% | 374.3K | 255 |
| 2020 | €31.81 | €31.81 | €31.81 | €31.81 | 0.0% | 0 | 254 |
| 2019 | €31.81 | €31.81 | €31.81 | €31.81 | 0.0% | 0 | 251 |
| 2018 | €31.81 | €31.81 | €31.81 | €31.81 | 0.0% | 0 | 252 |
| 2017 | €31.81 | €31.81 | €31.81 | €31.81 | 0.0% | 0 | 255 |
| 2016 | €31.81 | €31.81 | €31.81 | €31.81 | 0.0% | 0 | 255 |
| 2015 | €31.81 | €31.81 | €31.81 | €31.81 | 0.0% | 0 | 254 |
| 2014 | €31.81 | €31.81 | €31.81 | €31.81 | 0.0% | 0 | 252 |
| 2013 | €31.81 | €31.81 | €31.81 | €31.81 | 0.0% | 0 | 252 |
| 2012 | €31.81 | €31.81 | €31.81 | €31.81 | 0.0% | 0 | 253 |
| 2011 | €24.60 | €31.81 | €24.60 | €31.81 | +29.3% | 310 | 256 |
| 2010 | €15.21 | €24.60 | €15.21 | €24.60 | +61.8% | 2.8K | 256 |
| 2009 | €15.21 | €15.21 | €15.21 | €15.21 | 0.0% | 0 | 254 |
| 2008 | €14.63 | €15.21 | €14.63 | €15.21 | n/a | 360 | 231 |
RGO monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | €686.40 | 0.0% |
| August 2026 | €686.40 | +7.2% |
| July 2026 | €640.32 | +16.5% |
| June 2026 | €549.54 | +3.8% |
| May 2026 | €529.17 | -16.2% |
| April 2026 | €631.80 | -0.8% |
| March 2026 | €636.78 | -0.9% |
| February 2026 | €642.37 | +4.3% |
| January 2026 | €615.98 | -6.5% |
| December 2025 | €658.78 | -1.8% |
| November 2025 | €670.53 | -12.0% |
| October 2025 | €761.91 | 0.0% |
About the RGO data
Daily bars. 4,738 sessions from Feb 4, 2008 to Sep 28, 2026, one row per Xetra 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 Xetra trading days; minute timestamps are UTC. Prices are in EUR. 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 4, 2008, 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/RGO/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on Xetra
Common questions
RGO share price history
