NiSource (NI) Seasonality
Recurring seasonal patterns for NI — the calendar windows where NiSource 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.
NI seasonality at a glance
Over the last 10 years, NI's strongest seasonal window has been Mar 20 – Mar 30: it ended higher in 10 of 10 years (100% win rate) with an average return of +4.43% across a 10-day hold. On the weak side, NI has historically declined between Sep 2 – Oct 2, falling in 8 of 10 years (average -3.81%).
In total, our analysis finds 609 recurring seasonal windows for NiSource — 470 bullish and 139 bearish. The next high-win-rate window, Aug 19 – Sep 18, opens in 23 days. These figures describe historical behaviour only — not a forecast.
NI'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 3d ago | Jul 14 – Jul 24 | 10d | +1.17% | 80% | +0.28% |
| Completedended 23d ago | Jun 14 – Jul 4 | 20d | +2.49% | 80% | +1.29% |
| Active20d left | Jul 27 – Aug 16 | 20d | +1.16% | 80% | — |
| Upcomingin 23d | Aug 19 – Sep 18 | 30d | -2.50% | 80% | — |
| Upcomingin 25d | Aug 21 – Sep 20 | 30d | -2.32% | 80% | — |
| Upcomingin 30d | Aug 26 – Sep 15 | 20d | -1.55% | 80% | — |
| Upcomingin 37d | Sep 2 – Oct 2 | 30d | -3.81% | 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 NI seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
NI seasonality FAQ
What has historically been the best month to buy NI stock?
Based on the last 10 years of price data, NI's strongest seasonal window starts in March: Mar 20 to Mar 30, which ended higher in 10 of 10 years (100% win rate) with an average return of +4.43%. Past seasonal patterns do not guarantee future performance.
What is NI's strongest seasonal pattern?
NI's highest-win-rate pattern in our data is the Mar 20 – Mar 30 window (10-day hold): up in 10 of the last 10 years with an average move of +4.43%.
When has NI historically performed worst?
NI's weakest recurring window has been Sep 2 to Oct 2, declining in 8 of 10 years with an average return of -3.81%.
How reliable are NI's seasonal patterns?
Each NI pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. NI currently shows 609 recurring windows (470 bullish, 139 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is NI stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing NiSource's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where NI 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.