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V-Lab

General Electric Co GJR-GARCH Volatility Analysis

Volatility prediction for Tuesday, July 28th, 2026

1 Day

31.70%

decreased by 0.33%

1 Week

31.75%

decreased by 0.28%

1 Month

31.97%

decreased by 0.06%

Analysis last updated: Monday, July 27, 2026 at 09:38 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of General Electric Co GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Jul 24, 2026

Model Insight

With persistence 0.998, volatility shocks have a half-life of 413 trading days (~1.6 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

Leverage: Negative returns increase volatility 269% more than positive returns

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0138
8.42***
α

ARCH

Response to squared shocks

0.0195
11.28***
β

GARCH

Volatility persistence

0.9525
703.98***
γ

leverage

Additional response to negative shocks

0.0526
13.29***

Persistence:

0.998

Half-life:

413 days