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Merck KGaA EGARCH Volatility Analysis

Volatility prediction for Friday, October 16th, 2026

1 Day

25.43%

decreased by 0.29%

1 Week

25.66%

decreased by 0.06%

1 Month

26.51%

increased by 0.79%

Analysis last updated: Friday, October 16, 2026 at 07:14 PM UTC

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Date Range:

from

10/15/2024

to

10/15/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Merck KGaA EGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Oct 20, 1995 to Oct 9, 2026

Model Insight

Volatility shocks decay with a half-life of 57 trading days, meaning a shock loses half its impact after approximately 57 days.

σ

EGARCH Model

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Shock decay: Shocks decay with a 57-day half-life
ParamValuet-stat
ωconst0.0202
2.95***
αARCH0.0836
7.46***
βGARCH0.9879
260.59***
γleverage-0.0220
-1.76*

0.988

Persistence

57d

Half-life
σ

EGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0202
2.95***
α

ARCH

Response to squared shocks

0.0836
7.46***
β

GARCH

Volatility persistence

0.9879
260.59***
γ

leverage

Additional response to negative shocks

-0.0220
-1.76*

Persistence:

0.988

Half-life:

57 days