Seasonality
OMC seasonality — Omnicom Group
Over the last 11 years, OMC's strongest month on average has been November (+6.9%) and its weakest September (-2.9%).
Average return by month
Month-by-month statistics
| Month | Avg | Median | Up % | Best | Worst | Yrs |
|---|---|---|---|---|---|---|
| Jan | +1.42% | +1.86% | 80% | +6.3% | -7.0% | 10 |
| Feb | +1.87% | -0.60% | 40% | +11.3% | -8.0% | 10 |
| Mar | -1.65% | +0.68% | 60% | +9.5% | -20.8% | 10 |
| Apr | -0.35% | -1.32% | 50% | +10.9% | -10.3% | 10 |
| May | -2.08% | -2.39% | 20% | +1.9% | -5.2% | 10 |
| Jun | -0.46% | -0.66% | 40% | +7.9% | -14.7% | 10 |
| Jul | -1.12% | -1.85% | 40% | +9.8% | -11.1% | 10 |
| Aug | +0.26% | +0.61% | 60% | +11.2% | -8.1% | 10 |
| Sep | -2.87% | -1.46% | 40% | +4.1% | -15.9% | 10 |
| Oct | +0.38% | -1.86% | 40% | +15.3% | -9.3% | 10 |
| Nov | +6.86% | +3.78% | 78% | +33.5% | -4.5% | 9 |
| Dec | +0.92% | +1.94% | 60% | +12.8% | -17.9% | 10 |
Monthly returns heat map — OMC
price return, %| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | -4.6 | 10.7 | -11.7 | 1.9 | -5.2 | 0.2 | 8.1 | 11.2 | -15.9 | 10.4 | 6.3 | +7.0% | |
| 2025 | 0.9 | -4.6 | 0.2 | -8.1 | -3.6 | -2.0 | 0.1 | 8.7 | 4.1 | -8.0 | -4.5 | 12.8 | -6.2% |
| 2024 | 4.5 | -2.2 | 9.5 | -4.0 | 0.1 | -3.5 | 9.3 | 2.4 | 3.0 | -2.3 | 3.8 | -17.9 | -0.5% |
| 2023 | 5.4 | 5.3 | 4.2 | -4.0 | -2.6 | 7.9 | -11.1 | -4.3 | -8.1 | 0.6 | 7.6 | 7.3 | +6.1% |
| 2022 | 2.9 | 11.3 | 1.2 | -10.3 | -2.0 | -14.7 | 9.8 | -4.2 | -5.7 | 15.3 | 9.6 | 2.3 | +11.3% |
| 2021 | 0.0 | 10.2 | 7.9 | 10.9 | -0.0 | -2.7 | -9.0 | 0.6 | -1.0 | -6.0 | -1.1 | 8.8 | +17.5% |
| 2020 | -7.0 | -8.0 | -20.8 | 3.9 | -3.9 | -0.3 | -1.6 | 0.7 | -8.5 | -4.7 | 33.5 | -1.0 | -23.0% |
| 2019 | 6.3 | -2.8 | -3.6 | 9.7 | -3.3 | 5.9 | -2.1 | -5.2 | 3.0 | -1.4 | 3.0 | 1.9 | +10.6% |
| 2018 | 5.2 | -0.6 | -4.7 | 1.4 | -2.1 | 5.8 | -9.8 | 0.7 | -1.9 | 9.3 | 3.6 | -4.8 | +0.6% |
| 2017 | 0.6 | -0.6 | 1.3 | -4.7 | 1.9 | -1.0 | -5.0 | -8.1 | 2.3 | -9.3 | 6.3 | 1.9 | -14.4% |
| 2016 | -2.1 |