V-Lab
Apex Ecotech Limited GJR-GARCH Volatility Analysis
Volatility prediction for Monday, October 5th, 2026
1 Day
62.15%
increased by 6.91%
1 Week
62.07%
increased by 6.83%
1 Month
61.97%
increased by 6.73%
Analysis last updated: Friday, October 2, 2026 at 06:31 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 4, 2024 to Oct 1, 2026Model Insight
Volatility shocks decay with a half-life of 2 trading days, meaning a shock loses half its impact after approximately 2 days.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 2-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 3.7847 | 1.28 |
| αARCH | 0.0821 | 1.05 |
| βGARCH | 0.6366 | 2.84*** |
| γleverage | 0.0652 | 0.23 |
0.751
Persistence2d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 3.7847 | 1.28 |
α ARCH Response to squared shocks | 0.0821 | 1.05 |
β GARCH Volatility persistence | 0.6366 | 2.84*** |
γ leverage Additional response to negative shocks | 0.0652 | 0.23 |
Persistence:
0.751
Half-life:
2 days
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