Thermo Fisher Scientific (TMO) Seasonality
Recurring seasonal patterns for TMO — the calendar windows where Thermo Fisher Scientific has historically tended to rise or fall, with the win rate (how often it repeated) and average return for each, based on the last 10 years of price history.
TMO seasonality at a glance
Over the last 10 years, TMO's strongest seasonal window has been Jul 13 – Jul 23: it ended higher in 10 of 10 years (100% win rate) with an average return of +4.09% across a 10-day hold. On the weak side, TMO has historically declined between Jul 31 – Aug 10, falling in 9 of 10 years (average -1.21%).
In total, our analysis finds 510 recurring seasonal windows for Thermo Fisher Scientific — 422 bullish and 88 bearish. The next high-win-rate window, Oct 28 – Nov 17, opens in 2 days. These figures describe historical behaviour only — not a forecast.
TMO's upcoming & recent seasonal patterns
Holding period:10-day20-day30-dayOrdered by season — windows opening soon first, plus a couple of recently completed high-performers. Holding-period colors help you compare durations at a glance.
| Status | Seasonal window | Hold | Avg return | Win rate | This year |
|---|---|---|---|---|---|
| Completedended 54d ago | Aug 13 – Sep 2 | 20d | +1.72% | 80% | +2.12% |
| Completedended 56d ago | Aug 11 – Aug 31 | 20d | +2.47% | 80% | +2.00% |
| Active20d left | Oct 26 – Nov 15 | 20d | +1.56% | 80% | — |
| Upcomingin 2d | Oct 28 – Nov 17 | 20d | +1.82% | 80% | — |
| Upcomingin 22d | Nov 17 – Nov 27 | 10d | +1.23% | 80% | — |
| Upcomingin 23d | Nov 18 – Nov 28 | 10d | +1.86% | 80% | — |
| Upcomingin 24d | Nov 19 – Nov 29 | 10d | +2.30% | 90% | — |
Win rate = how often the pattern repeated in the same direction. Average return = the mean move across all analysed years. Past performance does not guarantee future results.
Explore TMO seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
TMO seasonality FAQ
What has historically been the best month to buy TMO stock?
Based on the last 10 years of price data, TMO's strongest seasonal window starts in July: Jul 13 to Jul 23, which ended higher in 10 of 10 years (100% win rate) with an average return of +4.09%. Past seasonal patterns do not guarantee future performance.
What is TMO's strongest seasonal pattern?
TMO's highest-win-rate pattern in our data is the Jul 13 – Jul 23 window (10-day hold): up in 10 of the last 10 years with an average move of +4.09%.
When has TMO historically performed worst?
TMO's weakest recurring window has been Jul 31 to Aug 10, declining in 9 of 10 years with an average return of -1.21%.
How reliable are TMO's seasonal patterns?
Each TMO pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. TMO currently shows 510 recurring windows (422 bullish, 88 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is TMO stock seasonality?
Seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Thermo Fisher Scientific's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where TMO has repeatedly risen (bullish) or fallen (bearish). Each pattern is scored by its win rate and average return so you can judge how reliable and how strong it has been.
Seasonality is one input among many — it works best alongside your own research and risk management. Learn more in our guide to seasonal analysis and the tutorials.