V-Lab
Mustek Ltd GJR-GARCH Volatility Analysis
Volatility prediction for Friday, August 21st, 2026
1 Day
28.43%
increased by 0.85%
1 Week
29.55%
increased by 1.97%
1 Month
33.19%
increased by 5.61%
Analysis last updated: Friday, August 21, 2026 at 08:25 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Apr 3, 1997 to Aug 14, 2026Model Insight
This asset exhibits a notable leverage effect: negative returns increase next-day volatility 93% more than equivalent positive returns.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.1911 | 17.41*** |
α ARCH Response to squared shocks | 0.0730 | 17.01*** |
β GARCH Volatility persistence | 0.8741 | 244.91*** |
γ leverage Additional response to negative shocks | 0.0682 | 6.93*** |
Persistence:
0.981
Half-life:
37 days
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