V-Lab
PowerX Inc GAS-GARCH Student T Volatility Analysis
Volatility prediction for Friday, August 14th, 2026
1 Day
117.61%
decreased by 1.39%
1 Week
127.88%
increased by 8.88%
1 Month
138.66%
increased by 19.66%
Analysis last updated: Friday, August 14, 2026 at 07:38 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 19, 2025 to Aug 10, 2026Model Insight
Volatility shocks decay with a half-life of 3 trading days, meaning a shock loses half its impact after approximately 3 days. Returns follow a Student-t distribution with v = 200.00 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 | 81.6719 | 13.38*** |
α ARCH Response to squared shocks | 0.1305 | 1.81* |
β GARCH Volatility persistence | 0.7635 | 12.58*** |
ν DF Student-t tail thickness | 200.0000 | 0.02 |
Persistence:
0.764
Half-life:
3 days
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