Seasonality
Sign in to unlock 10Y & 20Y views
Jul is the seasonally strongest month over 5Y.
Jul averages +6.0% with a 86% win rate across 5 years of history.
Mar shows persistent seasonal weakness.
Mar averages -5.6% with only a 14% win rate across 5 years of history.
Q3 (Jul–Aug–Sep) is the seasonally strongest quarter.
The three months of Q3 combine for a +3.8% average return historically.
Q1 historically shows a slow seasonal start.
Q1 (Jan–Mar) averages -6.6% historically, with January alone posting a 33% win rate.
2026 YTD is tracking below the 5Y seasonal average.
At day 155 of the year, the current YTD return is -38.4% vs the historical average for the same point.
Monthly Returns Heatmap
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | -0.37% | 5.03% | -9.83% | -2.32% | -32.43% | -7.50% | 8.31% | -4.53% | ||||
| 2025 | 5.21% | -2.14% | -1.55% | -4.69% | 7.82% | -7.52% | -6.20% | 7.28% | -6.45% | -1.18% | -11.04% | -1.84% |
| 2024 | -4.63% | 5.60% | -14.68% | -5.62% | 6.48% | 2.24% | 4.10% | 1.92% | 6.48% | -8.28% | -1.97% | -7.03% |
| 2023 | 13.19% | 0.91% | -0.34% | 5.84% | -7.26% | 5.64% | 9.46% | 1.29% | -8.68% | -9.54% | 12.53% | 11.72% |
| 2022 | -18.00% | -3.07% | -2.61% | -5.85% | -3.57% | 0.56% | 6.40% | -14.25% | -5.26% | 1.90% | 2.23% | -4.92% |
| 2021 | -6.65% | 0.64% | 1.44% | 10.04% | 2.11% | 5.48% | 8.91% | 0.92% | -5.09% | 11.50% | 2.70% | 9.90% |
| 2020 | -0.73% | -11.66% | 10.05% | 7.80% | -1.69% | 10.84% | 5.55% | 3.29% | -4.00% | 1.15% | 3.19% | |
| Avg | -1.88% | 0.89% | -5.60% | 1.06% | -2.72% | -0.40% | 5.97% | 0.45% | -2.62% | -1.60% | 0.93% | 1.84% |
ZTS - Average growth of $100 invested at start of year
5 years of data
ZTS - Average returns for the respective month in the last 5 years
ZTS Distribution of Daily Returns from 2021 to 2026
ZTS Distribution of Daily % Changes