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V-Lab

Altria Group Inc MF2-GARCH Volatility Analysis

Volatility prediction for Monday, September 21st, 2026

1 Day

26.66%

decreased by 0.54%

1 Week

28.58%

increased by 1.38%

1 Month

30.36%

increased by 3.16%

Analysis last updated: Friday, September 18, 2026 at 11:41 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Altria Group Inc 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 18, 2026

Model Insight

Volatility shocks decay with a half-life of 3 trading days, meaning a shock loses half its impact after approximately 3 days.

σ

MF2-GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 3-day half-life
ParamValuet-stat
mwindow31
αARCH0.0911
2.64***
βGARCH0.6808
11.74***
γleverage0.0741
1.82*
λ₁tau intercept0.0108
1.96*
λ₂forecast adj.0.0277
3.02***
λ₃tau persistence0.9687
98.03***

0.809

Persistence

3d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

31
α

ARCH

Response to squared shocks

0.0911
2.64***
β

GARCH

Volatility persistence

0.6808
11.74***
γ

leverage

Additional response to negative shocks

0.0741
1.82*
λ₁

tau intercept

Baseline long-term coefficient

0.0108
1.96*
λ₂

forecast adj.

Forecast performance sensitivity

0.0277
3.02***
λ₃

tau persistence

Long-term factor persistence

0.9687
98.03***

Persistence:

0.809

Half-life:

3 days