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V-Lab

General Electric Co AGARCH Volatility Analysis

Volatility prediction for Monday, September 14th, 2026

1 Day

31.41%

decreased by 0.84%

1 Week

31.46%

decreased by 0.79%

1 Month

31.67%

decreased by 0.58%

Analysis last updated: Saturday, September 12, 2026 at 12:06 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of General Electric Co AGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Sep 11, 2026

Model Insight

With persistence 0.997, volatility shocks have a half-life of 256 trading days (~1.0 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

Asymmetry: negative returns raise volatility more

σ

AGARCH Model

Tap to view equation

High persistence: persistence 0.997, shock half-life ~256 daysAsymmetry: negative returns raise volatility more
ParamValuet-stat
ωconst0.0032
0.49
αARCH0.0541
9.80***
βGARCH0.9432
164.78***
γleverage0.5117
5.14***

0.997

Persistence

256d

Half-life
σ

AGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0032
0.49
α

ARCH

Response to squared shocks

0.0541
9.80***
β

GARCH

Volatility persistence

0.9432
164.78***
γ

leverage

Additional response to negative shocks

0.5117
5.14***

Persistence:

0.997

Half-life:

256 days