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V-Lab

Taisei Corp GJR-GARCH Volatility Analysis

Volatility prediction for Thursday, October 22nd, 2026

1 Day

35.27%

decreased by 1.67%

1 Week

35.55%

decreased by 1.39%

1 Month

36.51%

decreased by 0.43%

Analysis last updated: Thursday, October 22, 2026 at 07:29 PM UTC

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Date Range:

from

10/21/2024

to

10/21/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Taisei 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 16, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 118% more than equivalent positive returns.

σ

GJR-GARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 118% more than positive returns
ParamValuet-stat
ωconst0.1565
4.43***
αARCH0.0648
5.46***
βGARCH0.8734
66.49***
γleverage0.0767
2.73***

0.977

Persistence

29d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.1565
4.43***
α

ARCH

Response to squared shocks

0.0648
5.46***
β

GARCH

Volatility persistence

0.8734
66.49***
γ

leverage

Additional response to negative shocks

0.0767
2.73***

Persistence:

0.977

Half-life:

29 days