V-Lab
G K P Printing & Packaging GAS-GARCH Student T Volatility Analysis
Volatility prediction for Friday, September 11th, 2026
1 Day
205,196.42%
increased by 50,232.81%
1 Week
204,991.35%
increased by 50,027.74%
1 Month
204,174.40%
increased by 49,210.79%
Analysis last updated: Friday, September 11, 2026 at 07:24 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
May 8, 2019 to Sep 4, 2026Model Insight
The estimated Student-t degrees of freedom v = 2.00 sit at the infinite-variance boundary (v → 2): the model is attributing extreme moves to heavy tails rather than to volatility, so the volatility scale is unreliable here. See the boundary-parameters flag.
𝑓
GAS-GARCH-T Model
Tap to view equation
Unreliable tails: v = 2.00 sits at the infinite-variance boundary
| Param | Value | t-stat |
|---|---|---|
| ωconst | 8.0486 | 1.46 |
| αARCH | 0.1956 | 6.52*** |
| βGARCH | 0.9990 | 1,575.71*** |
| νDF | 2.0000 |
0.999
Persistence693d
Half-life𝑓
GAS-GARCH-T Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 8.0486 | 1.46 |
α ARCH Response to squared shocks | 0.1956 | 6.52*** |
β GARCH Volatility persistence | 0.9990 | 1,575.71*** |
ν DF Student-t tail thickness | 2.0000 |
Persistence:
0.999
Half-life:
693 days
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