V-Lab
Amrest Holdings Se GAS-GARCH Student T Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
33.29%
decreased by 2.82%
1 Week
33.87%
decreased by 2.24%
1 Month
35.38%
decreased by 0.73%
Analysis last updated: Sunday, August 23, 2026 at 12:11 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Apr 27, 2005 to Aug 21, 2026Model Insight
Volatility shocks decay with a half-life of 11 trading days, meaning a shock loses half its impact after approximately 11 days. Returns follow a Student-t distribution with v = 3.48 degrees of freedom, capturing fatter tails than a normal distribution.
𝑓
GAS-GARCH-T Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.7291 | 6.95*** |
α ARCH Response to squared shocks | 0.1013 | 18.02*** |
β GARCH Volatility persistence | 0.9389 | 104.61*** |
ν DF Student-t tail thickness | 3.4782 | 10.31*** |
Persistence:
0.939
Half-life:
11 days
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