Skip to main content
V-Lab
V-Lab

NCD Co Ltd/Shinagawa GJR-GARCH Volatility Analysis

Volatility prediction for Thursday, September 24th, 2026

1 Day

28.93%

decreased by 0.49%

1 Week

31.48%

increased by 2.06%

1 Month

37.96%

increased by 8.54%

Analysis last updated: Saturday, September 19, 2026 at 11:15 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 Sep 18, 2026

Model Insight

Volatility shocks decay with a half-life of 14 trading days, meaning a shock loses half its impact after approximately 14 days.

σ

GJR-GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 14-day half-life
ParamValuet-stat
ωconst0.4877
3.75***
αARCH0.1322
3.47***
βGARCH0.8233
28.44***
γleverage-0.0107
-0.18

0.950

Persistence

14d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.4877
3.75***
α

ARCH

Response to squared shocks

0.1322
3.47***
β

GARCH

Volatility persistence

0.8233
28.44***
γ

leverage

Additional response to negative shocks

-0.0107
-0.18

Persistence:

0.950

Half-life:

14 days