US stock · data to 2026-10-20
Regeneron Pharmaceuticals (REGN)
Regeneron Pharmaceuticals: $800.92 on 2026-10-20. +21.9% a year since 2003, worst fall -79%. Year-by-year returns, risk profile and what followed its price patterns in the past.
Open the interactive chart and full historyKey numbers
| Last close | $800.92 |
| Return a year since 2003 | +21.9% |
| All-time high | $1,202 (2024-08-27) |
| Below its high | -33.4% |
| Worst fall | -79% (2005-04-14) |
| Yearly volatility | 46% |
| Beta vs its index | 1.00 |
| Risk / reward vs its market | Medium risk · High reward |
Returns by year
| Year | Return |
|---|---|
| 2026 | +3.8% |
| 2025 | +8.4% |
| 2024 | -18.9% |
| 2023 | +21.7% |
| 2022 | +14.2% |
| 2021 | +30.7% |
| 2020 | +28.7% |
| 2019 | +0.5% |
| 2018 | -0.7% |
| 2017 | +2.4% |
| 2016 | -32.4% |
| 2015 | +32.3% |
What followed its price patterns in the past
How often REGN was higher 40 trading days after each pattern, next to an ordinary day. History for learning, not a forecast.
| Pattern | Past cases | Higher after 40 days | On an ordinary day | Median move |
|---|---|---|---|---|
| Big up day | 83 | 59% | 57% | +4.6% |
| RSI rises above 70 | 76 | 59% | 57% | +3.8% |
| Down streak | 75 | 59% | 57% | +2.4% |
| Up streak | 74 | 64% | 57% | +3.9% |
| New 52-week high | 63 | 52% | 57% | +1.6% |
| Crosses above 200-day avg | 54 | 59% | 57% | +5.2% |
| Volume spike on an up day | 54 | 61% | 57% | +6.4% |
| Falls below 200-day avg | 50 | 54% | 57% | +0.9% |
| RSI drops below 30 | 49 | 61% | 57% | +4.5% |
| Volume spike on a down day | 47 | 57% | 57% | +3.6% |
| Squeeze breakout up | 45 | 62% | 57% | +8.5% |
| Big down day | 43 | 56% | 57% | +3.1% |
ZOSH shows history and calculations for learning. It is not investment advice and does not tell anyone to buy or sell. Data: Yahoo Finance, AMFI, NSE and official sources; it can be late or wrong, so check before acting.