V-Lab
Virgo Global Ltd GAS-GARCH Student T Volatility Analysis
Volatility prediction for Tuesday, August 25th, 2026
1 Day
77.25%
decreased by 4.77%
1 Week
77.17%
decreased by 4.85%
1 Month
76.87%
decreased by 5.15%
Analysis last updated: Tuesday, August 25, 2026 at 06:56 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 19, 2013 to Aug 21, 2026Model Insight
With persistence 0.999, volatility shocks have a half-life of 693 trading days (~2.7 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate. Returns follow a Student-t distribution with v = 7.54 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 | 0.0000 | |
α ARCH Response to squared shocks | 0.1296 | 76.62*** |
β GARCH Volatility persistence | 0.9990 | 2,722.07*** |
ν DF Student-t tail thickness | 7.5438 | 38.64*** |
Persistence:
0.999
Half-life:
693 days
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