Canadian National Railway (CNR.TO) Seasonality
Recurring seasonal patterns for CNR.TO — the calendar windows where Canadian National Railway 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.
CNR.TO seasonality at a glance
Over the last 10 years, CNR.TO's strongest seasonal window has been Oct 28 – Nov 7: it ended higher in 9 of 10 years (90% win rate) with an average return of +2.14% across a 10-day hold. On the weak side, CNR.TO has historically declined between Jun 5 – Jun 25, falling in 9 of 10 years (average -2.18%).
In total, our analysis finds 391 recurring seasonal windows for Canadian National Railway — 319 bullish and 72 bearish. The next high-win-rate window, Aug 22 – Sep 1, opens in 26 days. These figures describe historical behaviour only — not a forecast.
CNR.TO'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 12d ago | Jun 25 – Jul 15 | 20d | +2.89% | 80% | +2.03% |
| Completedended 13d ago | Jun 24 – Jul 14 | 20d | +2.47% | 80% | +6.41% |
| Upcomingin 26d | Aug 22 – Sep 1 | 10d | +1.27% | 80% | — |
| Upcomingin 27d | Aug 23 – Sep 2 | 10d | +1.46% | 80% | — |
| Upcomingin 28d | Aug 24 – Sep 3 | 10d | +1.68% | 80% | — |
| Upcomingin 29d | Aug 25 – Sep 4 | 10d | +1.52% | 80% | — |
| Upcomingin 38d | Sep 3 – Sep 23 | 20d | -1.45% | 80% | — |
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 CNR.TO seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
CNR.TO seasonality FAQ
What has historically been the best month to buy CNR.TO stock?
Based on the last 10 years of price data, CNR.TO's strongest seasonal window starts in October: Oct 28 to Nov 7, which ended higher in 9 of 10 years (90% win rate) with an average return of +2.14%. Past seasonal patterns do not guarantee future performance.
What is CNR.TO's strongest seasonal pattern?
CNR.TO's highest-win-rate pattern in our data is the Oct 28 – Nov 7 window (10-day hold): up in 9 of the last 10 years with an average move of +2.14%.
When has CNR.TO historically performed worst?
CNR.TO's weakest recurring window has been Jun 5 to Jun 25, declining in 9 of 10 years with an average return of -2.18%.
How reliable are CNR.TO's seasonal patterns?
Each CNR.TO pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. CNR.TO currently shows 391 recurring windows (319 bullish, 72 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is CNR.TO stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Canadian National Railway's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where CNR.TO 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.