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V-Lab

Mercedes-Benz Group AG Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Monday, September 21st, 2026

1 Day

32.89%

increased by 6.87%

1 Week

33.05%

increased by 7.03%

1 Month

33.64%

increased by 7.62%

Analysis last updated: Saturday, September 19, 2026 at 08:26 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Mercedes-Benz Group AG S0GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Oct 26, 1998 to Sep 18, 2026

Model Insight

This model fits a time-varying baseline (a spline), so volatility mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 35 trading days.

τ

Zero Slope Spline-GARCH Model

Tap to view equation

Time-varying baseline: volatility reverts to a slowly-shifting spline trend
ParamValuet-stat
ωconst1.2575
6.08***
αARCH0.0734
8.16***
βGARCH0.9070
86.86***
γi Spline Coefficients
K=4
γ10.0340
2.19**
γ2-0.0602
-2.63***
γ30.0484
3.66***
γ4-0.0312
-3.97***

0.980

Persistence

35d

Half-life
τ

Zero Slope Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.2575
6.08***
α

ARCH

Response to squared shocks

0.0734
8.16***
β

GARCH

Volatility persistence

0.9070
86.86***
γi Spline Coefficients
K=4
γ10.0340
2.19**
γ2-0.0602
-2.63***
γ30.0484
3.66***
γ4-0.0312
-3.97***

Persistence:

0.980

Half-life:

35 days