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V-Lab

KBR Inc MF2-GARCH Volatility Analysis

Volatility prediction for Thursday, August 6th, 2026

1 Day

44.91%

increased by 4.34%

1 Week

44.44%

increased by 3.87%

1 Month

42.91%

increased by 2.34%

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 MF2-GARCH

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: volatility responds almost entirely to negative shocks. The ARCH response to positive shocks is negligible.

σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

116
α

ARCH

Response to squared shocks

0.0168
6.07***
β

GARCH

Volatility persistence

0.8938
190.69***
γ

leverage

Additional response to negative shocks

0.1023
22.12***
λ₁

tau intercept

Baseline long-term coefficient

5.7152
0.21
λ₂

forecast adj.

Forecast performance sensitivity

0.0000
0.00
λ₃

tau persistence

Long-term factor persistence

0.0000
0.00

Persistence:

0.962

Half-life:

18 days