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General Electric Co GAS-GARCH Student T Volatility Analysis

Volatility prediction for Monday, November 9th, 2026

1 Day

42.76%

increased by 0.63%

1 Week

42.67%

increased by 0.54%

1 Month

42.34%

increased by 0.21%

Analysis last updated: Saturday, November 7, 2026 at 12:21 AM UTC

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Date Range:

from

11/06/2024

to

11/06/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of General Electric Co GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Nov 6, 2026

Model Insight

With persistence 0.996, volatility shocks have a half-life of 167 trading days (~0.7 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate. Returns follow a Student-t distribution with v = 6.56 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

High persistence: persistence 0.996, shock half-life ~167 daysv = 6.56 · fat tails
ParamValuet-stat
ωlong-run3.7768
1.39
αscore0.0590
12.34***
βpersistence0.9959
360.04***
νDF6.5559
2.76***

0.996

Persistence

167d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

long-run

Long-run variance given a price move

3.7768
1.39
α

score

Weight on the scaled score

0.0590
12.34***
β

persistence

Volatility persistence

0.9959
360.04***
ν

DF

Student-t tail thickness

6.5559
2.76***

Persistence:

0.996

Half-life:

167 days