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V-Lab

Siemens AG MF2-GARCH Volatility Analysis

Volatility prediction for Thursday, September 10th, 2026

1 Day

32.12%

increased by 3.19%

1 Week

32.16%

increased by 3.23%

1 Month

31.99%

increased by 3.06%

Analysis last updated: Thursday, September 10, 2026 at 07:05 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Siemens AG MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Sep 4, 2026

Model Insight

This asset exhibits a strong leverage effect: volatility responds almost entirely to negative shocks. The ARCH response to positive shocks is negligible.

σ

MF2-GARCH Model

Tap to view equation

Leverage: volatility responds almost entirely to negative shocks
ParamValuet-stat
mwindow56
αARCH0.0186
2.70***
βGARCH0.8693
57.64***
γleverage0.0815
6.10***
λ₁tau intercept0.0093
1.69*
λ₂forecast adj.0.0252
2.89***
λ₃tau persistence0.9719
101.48***

0.929

Persistence

9d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

56
α

ARCH

Response to squared shocks

0.0186
2.70***
β

GARCH

Volatility persistence

0.8693
57.64***
γ

leverage

Additional response to negative shocks

0.0815
6.10***
λ₁

tau intercept

Baseline long-term coefficient

0.0093
1.69*
λ₂

forecast adj.

Forecast performance sensitivity

0.0252
2.89***
λ₃

tau persistence

Long-term factor persistence

0.9719
101.48***

Persistence:

0.929

Half-life:

9 days