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V-Lab

Altria Group Inc Asy. Power MEM Volatility Analysis

Volatility prediction for Wednesday, September 9th, 2026

1 Day

26.79%

increased by 0.63%

1 Week

25.44%

decreased by 0.72%

1 Month

21.67%

decreased by 4.49%

Analysis last updated: Tuesday, September 8, 2026 at 10:51 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Altria Group Inc APMEM

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 modest leverage effect: negative returns increase next-day volatility 20% more than equivalent positive returns. The volatility power δ = 0.81 sits below 2, so large shocks influence volatility less than quadratically, a more outlier-robust response than standard GARCH.

μ

APMEM Model

Tap to view equation

Leverage: Negative returns increase volatility 20% more than positive returnsδ = 0.81 · sub-quadratic power
ParamValuet-stat
ωconst0.0395
4.92***
αARCH0.1862
12.75***
βGARCH0.8044
49.00***
γleverage0.1100
4.12***
δpower0.8104
4.19***

0.952

Persistence

14d

Half-life
μ

APMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0395
4.92***
α

ARCH

Response to squared shocks

0.1862
12.75***
β

GARCH

Volatility persistence

0.8044
49.00***
γ

leverage

Additional response to negative shocks

0.1100
4.12***
δ

power

Transformation power

0.8104
4.19***

Persistence:

0.952

Half-life:

14 days