Mustek Ltd GAS-GARCH Student T Volatility Analysis
Volatility prediction for Friday, October 23rd, 2026
1 Day
68.20%
decreased by 0.04%
1 Week
67.80%
decreased by 0.44%
1 Month
66.44%
decreased by 1.80%
Analysis last updated: Friday, October 23, 2026 at 08:39 PM UTC
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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 29 trading days, meaning a shock loses half its impact after approximately 29 days. Returns follow a Student-t distribution with v = 2.35 degrees of freedom, capturing fatter tails than a normal distribution.
𝑓
GAS-GARCH-T Model
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Shock decay: Shocks decay with a 29-day half-lifev = 2.35 · fat tails
| Param | Value | t-stat |
|---|---|---|
| ωlong-run | 16.5307 | 0.77 |
| αscore | 0.0789 | 6.89*** |
| βpersistence | 0.9762 | 32.80*** |
| νDF | 2.3521 | 11.20*** |
0.976
Persistence29d
Half-life𝑓
GAS-GARCH-T Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω long-run Long-run variance given a price move | 16.5307 | 0.77 |
α score Weight on the scaled score | 0.0789 | 6.89*** |
β persistence Volatility persistence | 0.9762 | 32.80*** |
ν DF Student-t tail thickness | 2.3521 | 11.20*** |
Persistence:
0.976
Half-life:
29 days
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