Seasonality
VRTX seasonality — Vertex Pharmaceuticals
Over the last 11 years, VRTX's strongest month on average has been January (+9.1%) and its weakest September (-2.6%).
Average return by month
Month-by-month statistics
| Month | Avg | Median | Up % | Best | Worst | Yrs |
|---|---|---|---|---|---|---|
| Jan | +9.11% | +11.01% | 90% | +16.6% | -3.1% | 10 |
| Feb | -1.34% | -1.23% | 30% | +5.7% | -10.2% | 10 |
| Mar | +3.59% | +1.07% | 60% | +20.7% | -10.1% | 10 |
| Apr | +0.87% | +3.12% | 60% | +8.2% | -8.1% | 10 |
| May | +1.43% | -0.55% | 50% | +15.9% | -13.2% | 10 |
| Jun | +5.07% | +4.58% | 90% | +11.0% | -3.4% | 10 |
| Jul | +0.94% | +0.05% | 50% | +17.8% | -9.1% | 10 |
| Aug | +2.02% | +1.55% | 70% | +14.1% | -14.4% | 10 |
| Sep | -2.61% | -3.25% | 30% | +4.5% | -9.4% | 10 |
| Oct | +0.78% | +3.24% | 70% | +15.4% | -23.4% | 10 |
| Nov | +3.20% | +1.41% | 67% | +13.4% | -2.0% | 9 |
| Dec | +0.23% | +1.25% | 50% | +17.5% | -14.0% | 10 |
Monthly returns heat map — VRTX
price return, %| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 3.6 | 5.7 | -10.1 | -4.3 | 4.7 | 11.0 | -4.0 | 14.1 | -4.0 | 6.9 | -2.1 | +20.7% | |
| 2025 | 14.7 | 3.9 | 1.1 | 5.1 | -13.2 | 0.7 | 2.6 | -14.4 | 0.2 | 8.7 | 1.9 | 4.5 | +12.6% |
| 2024 | 6.5 | -2.9 | -0.7 | -6.0 | 15.9 | 2.9 | 5.8 | 0.0 | -6.2 | 2.3 | -1.6 | -14.0 | -1.0% |
| 2023 | 11.9 | -10.2 | 8.5 | 8.1 | -5.0 | 8.8 | 0.1 | -1.1 | -0.2 | 4.1 | -2.0 | 14.7 | +40.9% |
| 2022 | 10.7 | -5.4 | 13.5 | 4.7 | -1.7 | 4.9 | -0.5 | 0.5 | 2.8 | 7.8 | 1.4 | -8.7 | +31.5% |
| 2021 | -3.1 | -7.2 | 1.1 | 1.5 | -4.4 | -3.4 | -0.0 | -0.6 | -9.4 | 1.9 | 1.1 | 17.5 | -7.1% |
| 2020 | 3.7 | -1.3 | 6.2 | 5.6 | 14.6 | 0.8 | -6.3 | 2.6 | -2.5 | -23.4 | 9.3 | 3.8 | +7.9% |
| 2019 | 15.2 | -1.1 | -2.5 | -8.1 | -1.7 | 10.3 | -9.1 | 8.0 | -5.9 | 15.4 | 13.4 | -1.3 | +32.1% |
| 2018 | 11.3 | -0.5 | -1.8 | -6.0 | 0.6 | 10.4 | 3.0 | 5.3 | 4.5 | -12.1 | 6.7 | -8.3 | +10.6% |
| 2017 | 16.6 | 5.5 | 20.7 | 8.2 | 4.5 | 4.3 | 17.8 | 5.7 | -5.3 | -3.8 | -1.3 | 3.9 | +103.4% |
| 2016 | -9.7 |