V-Lab
Akita Bank Ltd GJR-GARCH Volatility Analysis
Volatility prediction for Wednesday, October 7th, 2026
1 Day
38.23%
decreased by 1.93%
1 Week
37.83%
decreased by 2.33%
1 Month
36.51%
decreased by 3.65%
Analysis last updated: Wednesday, October 7, 2026 at 08:06 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 4, 1990 to Oct 2, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 121% more than equivalent positive returns.
σ
GJR-GARCH Model
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Leverage: Negative returns increase volatility 121% more than positive returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.1265 | 4.22*** |
| αARCH | 0.0513 | 3.67*** |
| βGARCH | 0.8852 | 48.48*** |
| γleverage | 0.0619 | 2.17** |
0.967
Persistence21d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.1265 | 4.22*** |
α ARCH Response to squared shocks | 0.0513 | 3.67*** |
β GARCH Volatility persistence | 0.8852 | 48.48*** |
γ leverage Additional response to negative shocks | 0.0619 | 2.17** |
Persistence:
0.967
Half-life:
21 days
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