V-Lab
Giant Biogene Holding Co GAS-GARCH Student T Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
55.59%
increased by 4.86%
1 Week
55.42%
increased by 4.69%
1 Month
54.83%
increased by 4.10%
Analysis last updated: Saturday, August 22, 2026 at 09:01 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 4, 2022 to Aug 21, 2026Model Insight
Volatility shocks decay with a half-life of 24 trading days, meaning a shock loses half its impact after approximately 24 days. Returns follow a Student-t distribution with v = 3.87 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 | 10.8929 | 3.57*** |
α ARCH Response to squared shocks | 0.0445 | 9.39*** |
β GARCH Volatility persistence | 0.9710 | 131.26*** |
ν DF Student-t tail thickness | 3.8745 | 3.32*** |
Persistence:
0.971
Half-life:
24 days
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