Seasonality
REGN seasonality — Regeneron Pharmaceuticals
Over the last 11 years, REGN's strongest month on average has been August (+5.4%) and its weakest April (-4.8%).
Average return by month
Month-by-month statistics
| Month | Avg | Median | Up % | Best | Worst | Yrs |
|---|---|---|---|---|---|---|
| Jan | +0.40% | -2.30% | 40% | +14.9% | -10.0% | 10 |
| Feb | +2.63% | +2.04% | 80% | +31.6% | -12.6% | 10 |
| Mar | +3.16% | +4.38% | 60% | +12.9% | -9.2% | 10 |
| Apr | -4.82% | -5.61% | 30% | +7.7% | -16.4% | 10 |
| May | -0.26% | -0.13% | 50% | +18.2% | -18.1% | 10 |
| Jun | +4.09% | +5.36% | 80% | +14.9% | -11.1% | 10 |
| Jul | +3.89% | +2.78% | 80% | +22.3% | -2.6% | 10 |
| Aug | +5.44% | +5.62% | 70% | +17.2% | -4.8% | 10 |
| Sep | -3.63% | -4.73% | 10% | +18.6% | -11.3% | 10 |
| Oct | +0.88% | +1.42% | 50% | +22.4% | -20.3% | 10 |
| Nov | +3.09% | +0.39% | 56% | +20.5% | -10.5% | 9 |
| Dec | -0.61% | -0.93% | 40% | +6.6% | -6.4% | 10 |
Monthly returns heat map — REGN
price return, %| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | -3.9 | 5.4 | -1.2 | -8.5 | -13.1 | 1.4 | 22.3 | 4.8 | -5.1 | 22.4 | -2.5 | +17.2% | |
| 2025 | -5.5 | 3.8 | -9.2 | -5.6 | -18.1 | 7.1 | 3.9 | 6.5 | -3.2 | 15.9 | 19.7 | -1.1 | +8.4% |
| 2024 | 7.3 | 2.5 | -0.4 | -7.5 | 10.1 | 7.2 | 2.7 | 9.8 | -11.3 | -20.3 | -10.5 | -5.0 | -18.9% |
| 2023 | 5.1 | 0.3 | 8.1 | -2.4 | -8.3 | -2.3 | 3.2 | 11.4 | -0.4 | -5.2 | 5.6 | 6.6 | +21.7% |
| 2022 | -3.6 | 1.6 | 12.9 | -5.6 | 0.8 | -11.1 | -1.6 | -0.1 | 18.6 | 8.7 | 0.4 | -4.0 | +14.2% |
| 2021 | 4.3 | -10.6 | 5.0 | 1.7 | 4.4 | 11.2 | 2.9 | 17.2 | -10.1 | 5.7 | -0.5 | -0.8 | +30.7% |
| 2020 | -10.0 | 31.6 | 9.8 | 7.7 | 16.5 | 1.8 | 1.4 | -1.9 | -9.7 | -2.9 | -5.1 | -6.4 | +28.7% |
| 2019 | 14.9 | 0.3 | -4.7 | -16.4 | -12.1 | 3.7 | -2.6 | -4.8 | -4.4 | 10.4 | 20.5 | 1.8 | +0.5% |
| 2018 | -2.5 | -12.6 | 7.5 | -11.8 | -1.1 | 14.9 | 6.7 | 10.5 | -0.7 | -16.0 | 7.8 | 2.1 | -0.7% |
| 2017 | -2.1 | 4.0 | 3.8 | 0.2 | 18.2 | 7.0 | 0.1 | 1.1 | -10.0 | -9.9 | -10.1 | 3.9 | +2.4% |
| 2016 | -3.2 |