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V-Lab

Daiwa House Industry Co Ltd GJR-GARCH Volatility Analysis

Volatility prediction for Thursday, September 24th, 2026

1 Day

19.62%

increased by 1.12%

1 Week

20.02%

increased by 1.52%

1 Month

21.46%

increased by 2.96%

Analysis last updated: Saturday, September 19, 2026 at 11:16 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Daiwa House Industry Co Ltd GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 3, 1990 to Sep 18, 2026

Model Insight

With persistence 0.994, volatility shocks have a half-life of 108 trading days (~0.4 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

Leverage: Negative returns increase volatility 110% more than positive returns

σ

GJR-GARCH Model

Tap to view equation

High persistence: persistence 0.994, shock half-life ~108 daysLeverage: Negative returns increase volatility 110% more than positive returns
ParamValuet-stat
ωconst0.0410
4.66***
αARCH0.0553
4.84***
βGARCH0.9079
114.60***
γleverage0.0608
2.69***

0.994

Persistence

108d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0410
4.66***
α

ARCH

Response to squared shocks

0.0553
4.84***
β

GARCH

Volatility persistence

0.9079
114.60***
γ

leverage

Additional response to negative shocks

0.0608
2.69***

Persistence:

0.994

Half-life:

108 days