Robert Half (RHI) Seasonality
Recurring seasonal patterns for RHI — the calendar windows where Robert Half 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.
RHI seasonality at a glance
Over the last 10 years, RHI's strongest seasonal window has been Oct 27 – Nov 26: it ended higher in 9 of 10 years (90% win rate) with an average return of +9.20% across a 30-day hold. On the weak side, RHI has historically declined between Jun 15 – Jun 25, falling in 10 of 10 years (average -2.73%).
In total, our analysis finds 640 recurring seasonal windows for Robert Half — 319 bullish and 321 bearish. The next high-win-rate window, Oct 18 – Nov 17, opens in 37 days. These figures describe historical behaviour only — not a forecast.
RHI'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 | Aug 19 – Sep 8 | 20d | -1.71% | 80% | -8.75% |
| Completedended 7d ago | Aug 5 – Sep 4 | 30d | +1.52% | 80% | +6.40% |
| Upcomingin 37d | Oct 18 – Nov 17 | 30d | +4.72% | 80% | — |
| Upcomingin 38d | Oct 19 – Nov 18 | 30d | +5.44% | 80% | — |
| Upcomingin 39d | Oct 20 – Nov 9 | 20d | +2.82% | 80% | — |
| Upcomingin 40d | Oct 21 – Nov 10 | 20d | +4.89% | 90% | — |
| Upcomingin 40d | Oct 21 – Nov 20 | 30d | +4.71% | 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 RHI seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
RHI seasonality FAQ
What has historically been the best month to buy RHI stock?
Based on the last 10 years of price data, RHI's strongest seasonal window starts in October: Oct 27 to Nov 26, which ended higher in 9 of 10 years (90% win rate) with an average return of +9.20%. Past seasonal patterns do not guarantee future performance.
What is RHI's strongest seasonal pattern?
RHI's highest-win-rate pattern in our data is the Oct 27 – Nov 26 window (30-day hold): up in 9 of the last 10 years with an average move of +9.20%.
When has RHI historically performed worst?
RHI's weakest recurring window has been Jun 15 to Jun 25, declining in 10 of 10 years with an average return of -2.73%.
How reliable are RHI's seasonal patterns?
Each RHI pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. RHI currently shows 640 recurring windows (319 bullish, 321 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is RHI stock seasonality?
Seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Robert Half's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where RHI 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.