Mustek Ltd GJR-GARCH Volatility Analysis
Volatility prediction for Friday, October 23rd, 2026
1 Day
43.52%
decreased by 1.63%
1 Week
43.78%
decreased by 1.37%
1 Month
44.69%
decreased by 0.46%
Analysis last updated: Friday, October 23, 2026 at 08:39 PM UTC
Press Delete or Backspace to remove this series.
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Apr 3, 1997 to Oct 16, 2026Model Insight
Volatility shocks decay with a half-life of 35 trading days, meaning a shock loses half its impact after approximately 35 days.
σ
GJR-GARCH Model
Tap to view equation
Shock decay: Shocks decay with a 35-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.1950 | 4.38*** |
| αARCH | 0.0718 | 4.21*** |
| βGARCH | 0.8746 | 61.30*** |
| γleverage | 0.0675 | 1.73* |
0.980
Persistence35d
Half-lifeσ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.1950 | 4.38*** |
α ARCH Response to squared shocks | 0.0718 | 4.21*** |
β GARCH Volatility persistence | 0.8746 | 61.30*** |
γ leverage Additional response to negative shocks | 0.0675 | 1.73* |
Persistence:
0.980
Half-life:
35 days
Other GJR-GARCH Analyses on International Equities