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VIEL & Cie SA MF2-GARCH Volatility Analysis

Volatility prediction for Thursday, October 29th, 2026

1 Day

24.95%

decreased by 2.31%

1 Week

26.76%

decreased by 0.50%

1 Month

28.85%

increased by 1.59%

Analysis last updated: Thursday, October 29, 2026 at 09:35 PM UTC

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Date Range:

from

10/28/2024

to

10/28/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of VIEL & Cie SA MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 1, 1990 to Oct 23, 2026

Model Insight

Volatility shocks decay with a half-life of 2 trading days, meaning a shock loses half its impact after approximately 2 days.

σ

MF2-GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 2-day half-life
ParamValuet-stat
mwindow26
αARCH0.1886
6.20***
βGARCH0.5329
11.72***
γleverage0.0305
0.78
λ₁tau intercept0.0464
2.52**
λ₂forecast adj.0.0206
3.43***
λ₃tau persistence0.9677
102.31***

0.737

Persistence

2d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

26
α

ARCH

Response to squared shocks

0.1886
6.20***
β

GARCH

Volatility persistence

0.5329
11.72***
γ

leverage

Additional response to negative shocks

0.0305
0.78
λ₁

tau intercept

Baseline long-term coefficient

0.0464
2.52**
λ₂

forecast adj.

Forecast performance sensitivity

0.0206
3.43***
λ₃

tau persistence

Long-term factor persistence

0.9677
102.31***

Persistence:

0.737

Half-life:

2 days