E.ON SE GARCH Volatility Analysis
Volatility prediction for Monday, October 19th, 2026
1 Day
20.85%
increased by 0.95%
1 Week
21.13%
increased by 1.23%
1 Month
22.09%
increased by 2.19%
Analysis last updated: Saturday, October 17, 2026 at 08:34 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Oct 16, 2026Model Insight
Volatility shocks decay with a half-life of 30 trading days, meaning a shock loses half its impact after approximately 30 days.
σ
GARCH Model
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Shock decay: Shocks decay with a 30-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0639 | 4.83*** |
| αARCH | 0.0839 | 9.49*** |
| βGARCH | 0.8932 | 80.62*** |
0.977
Persistence30d
Half-lifeσ
GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0639 | 4.83*** |
α ARCH Response to squared shocks | 0.0839 | 9.49*** |
β GARCH Volatility persistence | 0.8932 | 80.62*** |
Persistence:
0.977
Half-life:
30 days
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