Seasonality
BSX seasonality — Boston Scientific
Over the last 11 years, BSX's strongest month on average has been January (+4.6%) and its weakest March (-2.6%).
Average return by month
Month-by-month statistics
| Month | Avg | Median | Up % | Best | Worst | Yrs |
|---|---|---|---|---|---|---|
| Jan | +4.62% | +4.47% | 60% | +14.6% | -7.4% | 10 |
| Feb | -0.44% | +1.72% | 70% | +9.4% | -17.8% | 10 |
| Mar | -2.62% | -0.06% | 50% | +7.1% | -18.4% | 10 |
| Apr | +3.36% | +4.56% | 70% | +14.9% | -8.2% | 10 |
| May | -0.18% | +1.84% | 60% | +5.8% | -16.1% | 10 |
| Jun | +0.32% | +1.97% | 70% | +11.9% | -11.7% | 10 |
| Jul | +2.32% | +0.79% | 50% | +10.1% | -4.1% | 10 |
| Aug | +3.21% | +3.43% | 80% | +10.7% | -1.8% | 10 |
| Sep | -2.20% | -3.91% | 30% | +8.3% | -9.6% | 10 |
| Oct | -1.02% | -1.82% | 40% | +11.3% | -10.3% | 10 |
| Nov | +1.03% | +3.72% | 67% | +9.2% | -11.7% | 9 |
| Dec | +1.65% | +2.82% | 60% | +11.6% | -6.2% | 10 |
Monthly returns heat map — BSX
price return, %| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | -1.9 | -17.8 | -18.4 | -8.2 | -16.1 | -11.7 | 9.5 | 3.4 | -9.6 | -3.8 | 1.8 | -55.2% | |
| 2025 | 14.6 | 1.4 | -2.8 | 2.0 | 2.3 | 2.0 | -2.3 | 0.6 | -7.5 | 3.2 | 0.8 | -6.1 | +6.8% |
| 2024 | 9.4 | 4.7 | 3.4 | 4.9 | 5.2 | 1.9 | -4.1 | 10.7 | 2.5 | 0.3 | 7.9 | -1.5 | +54.5% |
| 2023 | -0.0 | 1.0 | 7.1 | 4.2 | -1.2 | 5.1 | -4.1 | 4.0 | -2.1 | -3.0 | 9.2 | 3.4 | +24.9% |
| 2022 | 1.0 | 3.0 | 0.3 | -4.9 | -2.6 | -9.1 | 10.1 | -1.8 | -3.9 | 11.3 | 5.0 | 2.2 | +8.9% |
| 2021 | -1.4 | 9.4 | -0.3 | 12.8 | -2.4 | 0.5 | 6.6 | -1.0 | -3.9 | -0.6 | -11.7 | 11.6 | +18.2% |
| 2020 | -7.4 | -10.7 | -12.7 | 14.9 | 1.4 | -7.6 | 9.8 | 6.3 | -6.8 | -10.3 | -3.3 | 8.4 | -20.5% |
| 2019 | 8.0 | 5.2 | -4.3 | -3.3 | 3.5 | 11.9 | -1.2 | 0.6 | -4.8 | 2.5 | 3.7 | 4.5 | +28.0% |
| 2018 | 12.8 | -2.5 | 0.2 | 5.1 | 5.8 | 7.6 | 2.8 | 5.8 | 8.3 | -6.1 | 4.2 | -6.2 | +42.6% |
| 2017 | 11.2 | 2.0 | 1.3 | 6.1 | 2.5 | 2.5 | -4.0 | 3.5 | 5.9 | -3.5 | -6.6 | -5.7 | +14.6% |
| 2016 | 5.7 |