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V-Lab

NCD Co Ltd/Shinagawa GJR-GARCH Volatility Analysis

Volatility prediction for Monday, August 24th, 2026

1 Day

31.85%

decreased by 0.61%

1 Week

33.98%

increased by 1.52%

1 Month

39.50%

increased by 7.04%

Analysis last updated: Saturday, August 22, 2026 at 11:44 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of NCD Co Ltd/Shinagawa GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Dec 6, 2000 to Aug 21, 2026

Model Insight

Volatility shocks decay with a half-life of 13 trading days, meaning a shock loses half its impact after approximately 13 days.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.4976
15.13***
α

ARCH

Response to squared shocks

0.1328
13.87***
β

GARCH

Volatility persistence

0.8217
112.88***
γ

leverage

Additional response to negative shocks

-0.0109
-0.72

Persistence:

0.949

Half-life:

13 days