Cigna (CI) Seasonality
Recurring seasonal patterns for CI — the calendar windows where Cigna 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.
CI seasonality at a glance
Over the last 10 years, CI's strongest seasonal window has been Oct 31 – Nov 10: it ended higher in 9 of 10 years (90% win rate) with an average return of +5.70% across a 10-day hold. On the weak side, CI has historically declined between May 10 – May 20, falling in 9 of 10 years (average -1.57%).
In total, our analysis finds 615 recurring seasonal windows for Cigna — 416 bullish and 199 bearish. The next high-win-rate window, Aug 5 – Aug 15, opens in 9 days. These figures describe historical behaviour only — not a forecast.
CI'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 9d ago | Jun 18 – Jul 18 | 30d | +2.44% | 80% | +0.78% |
| Completedended 49d ago | May 29 – Jun 8 | 10d | +2.65% | 80% | +5.01% |
| Upcomingin 9d | Aug 5 – Aug 15 | 10d | +2.97% | 90% | — |
| Upcomingin 10d | Aug 6 – Aug 16 | 10d | +3.01% | 90% | — |
| Upcomingin 11d | Aug 7 – Aug 17 | 10d | +1.36% | 80% | — |
| Upcomingin 20d | Aug 16 – Aug 26 | 10d | -1.73% | 80% | — |
| Upcomingin 30d | Aug 26 – Sep 5 | 10d | +1.32% | 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 CI seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
CI seasonality FAQ
What has historically been the best month to buy CI stock?
Based on the last 10 years of price data, CI's strongest seasonal window starts in October: Oct 31 to Nov 10, which ended higher in 9 of 10 years (90% win rate) with an average return of +5.70%. Past seasonal patterns do not guarantee future performance.
What is CI's strongest seasonal pattern?
CI's highest-win-rate pattern in our data is the Oct 31 – Nov 10 window (10-day hold): up in 9 of the last 10 years with an average move of +5.70%.
When has CI historically performed worst?
CI's weakest recurring window has been May 10 to May 20, declining in 9 of 10 years with an average return of -1.57%.
How reliable are CI's seasonal patterns?
Each CI pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. CI currently shows 615 recurring windows (416 bullish, 199 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is CI stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Cigna's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where CI 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.