V-Lab
Kajima Corp GJR-GARCH Volatility Analysis
Volatility prediction for Thursday, September 24th, 2026
1 Day
33.57%
increased by 0.27%
1 Week
33.90%
increased by 0.60%
1 Month
34.95%
increased by 1.65%
Analysis last updated: Saturday, September 19, 2026 at 11:17 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 3, 1990 to Sep 18, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 164% more than equivalent positive returns.
σ
GJR-GARCH Model
Tap to view equation
Leverage: Negative returns increase volatility 164% more than positive returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.1768 | 6.12*** |
| αARCH | 0.0539 | 5.39*** |
| βGARCH | 0.8724 | 75.61*** |
| γleverage | 0.0886 | 3.21*** |
0.971
Persistence23d
Half-lifeσ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.1768 | 6.12*** |
α ARCH Response to squared shocks | 0.0539 | 5.39*** |
β GARCH Volatility persistence | 0.8724 | 75.61*** |
γ leverage Additional response to negative shocks | 0.0886 | 3.21*** |
Persistence:
0.971
Half-life:
23 days
Other GJR-GARCH Analyses on International Equities