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V-Lab

Altria Group Inc Asy. MEM Volatility Analysis

Volatility prediction for Tuesday, September 8th, 2026

1 Day

24.65%

decreased by 0.57%

1 Week

24.78%

decreased by 0.44%

1 Month

25.24%

increased by 0.02%

Analysis last updated: Friday, September 4, 2026 at 11:03 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Altria Group Inc AMEM

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

Volatility shocks decay with a half-life of 38 trading days, meaning a shock loses half its impact after approximately 38 days.

μ

AMEM Model

Tap to view equation

Shock decay: Shocks decay with a 38-day half-life
ParamValuet-stat
ωconst0.0571
6.42***
αARCH0.1413
7.00***
βGARCH0.8156
59.62***
γleverage0.0496
1.80*

0.982

Persistence

38d

Half-life
μ

AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0571
6.42***
α

ARCH

Response to squared shocks

0.1413
7.00***
β

GARCH

Volatility persistence

0.8156
59.62***
γ

leverage

Additional response to negative shocks

0.0496
1.80*

Persistence:

0.982

Half-life:

38 days