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V-Lab

KBR Inc EGARCH Volatility Analysis

Volatility prediction for Thursday, August 6th, 2026

1 Day

46.66%

increased by 4.17%

1 Week

46.56%

increased by 4.07%

1 Month

46.21%

increased by 3.72%

Analysis last updated: Wednesday, August 5, 2026 at 09:44 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of KBR Inc EGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 16, 2006 to Jul 31, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 202% more than equivalent positive returns.

σ

EGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0502
8.90***
α

ARCH

Response to squared shocks

0.1254
21.85***
β

GARCH

Volatility persistence

0.9757
487.12***
γ

leverage

Additional response to negative shocks

-0.0630
-12.81***

Persistence:

0.976

Half-life:

28 days