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V-Lab

Boeing Co/The EGARCH Volatility Analysis

Volatility prediction for Thursday, September 17th, 2026

1 Day

32.42%

increased by 4.22%

1 Week

32.57%

increased by 4.37%

1 Month

33.15%

increased by 4.95%

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 EGARCH

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 123% more than equivalent positive returns.

σ

EGARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 123% more than positive returns
ParamValuet-stat
ωconst0.0293
1.73*
αARCH0.1268
8.51***
βGARCH0.9829
151.21***
γleverage-0.0482
-2.67***

0.983

Persistence

40d

Half-life
σ

EGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0293
1.73*
α

ARCH

Response to squared shocks

0.1268
8.51***
β

GARCH

Volatility persistence

0.9829
151.21***
γ

leverage

Additional response to negative shocks

-0.0482
-2.67***

Persistence:

0.983

Half-life:

40 days