Kelly Services Inc GJR-GARCH Volatility Analysis
Volatility prediction for Monday, October 26th, 2026
1 Day
35.74%
decreased by 0.98%
1 Week
36.00%
decreased by 0.72%
1 Month
36.85%
increased by 0.13%
Analysis last updated: Friday, October 23, 2026 at 10:15 PM UTC
Press Delete or Backspace to remove this series.
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Oct 23, 2026Model Insight
Volatility shocks decay with a half-life of 22 trading days, meaning a shock loses half its impact after approximately 22 days.
σ
GJR-GARCH Model
Tap to view equation
Shock decay: Shocks decay with a 22-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.1957 | 4.91*** |
| αARCH | 0.0598 | 3.61*** |
| βGARCH | 0.8980 | 59.27*** |
| γleverage | 0.0225 | 0.92 |
0.969
Persistence22d
Half-lifeσ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.1957 | 4.91*** |
α ARCH Response to squared shocks | 0.0598 | 3.61*** |
β GARCH Volatility persistence | 0.8980 | 59.27*** |
γ leverage Additional response to negative shocks | 0.0225 | 0.92 |
Persistence:
0.969
Half-life:
22 days
Other Kelly Services Inc Analyses
Other GJR-GARCH Analyses on Equities