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V-Lab

Shimizu Corp GJR-GARCH Volatility Analysis

Volatility prediction for Monday, October 5th, 2026

1 Day

45.93%

decreased by 2.20%

1 Week

45.34%

decreased by 2.79%

1 Month

43.52%

decreased by 4.61%

Analysis last updated: Saturday, October 3, 2026 at 07:42 PM UTC

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Date Range:

from

10/02/2024

to

10/02/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Shimizu Corp GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 3, 1990 to Oct 2, 2026

Model Insight

This asset exhibits a notable leverage effect: negative returns increase next-day volatility 94% more than equivalent positive returns.

σ

GJR-GARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 94% more than positive returns
ParamValuet-stat
ωconst0.2552
5.91***
αARCH0.0861
4.05***
βGARCH0.8298
48.47***
γleverage0.0808
2.00**

0.956

Persistence

15d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.2552
5.91***
α

ARCH

Response to squared shocks

0.0861
4.05***
β

GARCH

Volatility persistence

0.8298
48.47***
γ

leverage

Additional response to negative shocks

0.0808
2.00**

Persistence:

0.956

Half-life:

15 days