V-Lab
Airan Limited GJR-GARCH Volatility Analysis
Volatility prediction for Wednesday, October 7th, 2026
1 Day
42.21%
decreased by 2.44%
1 Week
47.34%
increased by 2.69%
1 Month
50.21%
increased by 5.56%
Analysis last updated: Wednesday, October 7, 2026 at 06:55 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Apr 16, 2018 to Oct 1, 2026Model Insight
Volatility shocks decay with a half-life of 1 trading day, meaning a shock loses half its impact after approximately 1 day.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 1-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 4.2972 | 3.29*** |
| αARCH | 0.2673 | 2.21** |
| βGARCH | 0.3494 | 3.53*** |
| γleverage | -0.0608 | -0.23 |
0.586
Persistence1d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 4.2972 | 3.29*** |
α ARCH Response to squared shocks | 0.2673 | 2.21** |
β GARCH Volatility persistence | 0.3494 | 3.53*** |
γ leverage Additional response to negative shocks | -0.0608 | -0.23 |
Persistence:
0.586
Half-life:
1 days
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