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V-Lab

Boeing Co/The GJR-GARCH Volatility Analysis

Volatility prediction for Thursday, September 17th, 2026

1 Day

31.53%

increased by 4.57%

1 Week

31.58%

increased by 4.62%

1 Month

31.75%

increased by 4.79%

Analysis last updated: Thursday, September 17, 2026 at 04:20 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Boeing Co/The GJR-GARCH

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

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 217% more than equivalent positive returns.

σ

GJR-GARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 217% more than positive returns
ParamValuet-stat
ωconst0.0559
2.57**
αARCH0.0270
2.87***
βGARCH0.9312
128.83***
γleverage0.0584
2.17**

0.987

Persistence

54d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0559
2.57**
α

ARCH

Response to squared shocks

0.0270
2.87***
β

GARCH

Volatility persistence

0.9312
128.83***
γ

leverage

Additional response to negative shocks

0.0584
2.17**

Persistence:

0.987

Half-life:

54 days