Union Pacific Corporation (UNP) Seasonality
Recurring seasonal patterns for UNP — the calendar windows where Union Pacific Corporation 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.
UNP seasonality at a glance
Over the last 10 years, UNP's strongest seasonal window has been Oct 26 – Nov 25: it ended higher in 10 of 10 years (100% win rate) with an average return of +6.97% across a 30-day hold. On the weak side, UNP has historically declined between Jun 10 – Jun 20, falling in 9 of 10 years (average -1.70%).
In total, our analysis finds 618 recurring seasonal windows for Union Pacific Corporation — 495 bullish and 123 bearish. The next high-win-rate window, Aug 1 – Aug 21, opens in 5 days. These figures describe historical behaviour only — not a forecast.
UNP'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 4d ago | Jun 23 – Jul 23 | 30d | +2.72% | 90% | +17.68% |
| Completedended 5d ago | Jun 22 – Jul 22 | 30d | +3.10% | 80% | +12.56% |
| Upcomingin 5d | Aug 1 – Aug 21 | 20d | +2.13% | 80% | — |
| Upcomingin 6d | Aug 2 – Aug 22 | 20d | +2.65% | 80% | — |
| Upcomingin 6d | Aug 2 – Sep 1 | 30d | +2.59% | 80% | — |
| Upcomingin 7d | Aug 3 – Aug 23 | 20d | +2.04% | 80% | — |
| Upcomingin 8d | Aug 4 – Aug 24 | 20d | +1.77% | 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 UNP seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
UNP seasonality FAQ
What has historically been the best month to buy UNP stock?
Based on the last 10 years of price data, UNP's strongest seasonal window starts in October: Oct 26 to Nov 25, which ended higher in 10 of 10 years (100% win rate) with an average return of +6.97%. Past seasonal patterns do not guarantee future performance.
What is UNP's strongest seasonal pattern?
UNP's highest-win-rate pattern in our data is the Oct 26 – Nov 25 window (30-day hold): up in 10 of the last 10 years with an average move of +6.97%.
When has UNP historically performed worst?
UNP's weakest recurring window has been Jun 10 to Jun 20, declining in 9 of 10 years with an average return of -1.70%.
How reliable are UNP's seasonal patterns?
Each UNP pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. UNP currently shows 618 recurring windows (495 bullish, 123 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is UNP stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Union Pacific Corporation's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where UNP 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.