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V-Lab

E.ON SE APARCH Volatility Analysis

Volatility prediction for Wednesday, October 14th, 2026

1 Day

21.06%

increased by 1.12%

1 Week

21.41%

increased by 1.47%

1 Month

22.64%

increased by 2.70%

Analysis last updated: Wednesday, October 14, 2026 at 07:55 PM UTC

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Date Range:

from

10/13/2024

to

10/13/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of E.ON SE APARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Oct 9, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 103% more than equivalent positive returns. The volatility power δ = 0.95 sits below 2, so large shocks influence volatility less than quadratically, a more outlier-robust response than standard GARCH.

σ

APARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 103% more than positive returnsδ = 0.95 · sub-quadratic power
ParamValuet-stat
ωconst0.0379
6.18***
αARCH0.0820
9.41***
βGARCH0.9140
99.16***
γleverage0.3543
3.90***
δpower0.9549
7.24***

0.979

Persistence

33d

Half-life
σ

APARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0379
6.18***
α

ARCH

Response to squared shocks

0.0820
9.41***
β

GARCH

Volatility persistence

0.9140
99.16***
γ

leverage

Additional response to negative shocks

0.3543
3.90***
δ

power

Transformation power

0.9549
7.24***

Persistence:

0.979

Half-life:

33 days