Rheinmetall AG GAS-GARCH Student T Volatility Analysis
Volatility prediction for Monday, October 5th, 2026
1 Day
35.33%
decreased by 0.58%
1 Week
35.48%
decreased by 0.43%
1 Month
36.00%
increased by 0.09%
Analysis last updated: Wednesday, October 21, 2026 at 01:09 AM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 2, 2019 to Oct 2, 2026Model Insight
Volatility shocks decay with a half-life of 39 trading days, meaning a shock loses half its impact after approximately 39 days. Returns follow a Student-t distribution with v = 4.11 degrees of freedom, capturing fatter tails than a normal distribution.
𝑓
GAS-GARCH-T Model
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Shock decay: Shocks decay with a 39-day half-lifev = 4.11 · fat tails
| Param | Value | t-stat |
|---|---|---|
| ωlong-run | 6.2882 | 0.98 |
| αscore | 0.0594 | 4.63*** |
| βpersistence | 0.9824 | 51.61*** |
| νDF | 4.1080 | 1.70* |
0.982
Persistence39d
Half-life𝑓
GAS-GARCH-T Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω long-run Long-run variance given a price move | 6.2882 | 0.98 |
α score Weight on the scaled score | 0.0594 | 4.63*** |
β persistence Volatility persistence | 0.9824 | 51.61*** |
ν DF Student-t tail thickness | 4.1080 | 1.70* |
Persistence:
0.982
Half-life:
39 days
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