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V-Lab

G-Shank Enterprise Co Ltd GJR-GARCH Volatility Analysis

Volatility prediction for Monday, August 24th, 2026

1 Day

48.54%

decreased by 0.48%

1 Week

48.44%

decreased by 0.58%

1 Month

48.07%

decreased by 0.95%

Analysis last updated: Sunday, August 23, 2026 at 02:02 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of G-Shank Enterprise Co Ltd GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Sep 7, 2001 to Aug 21, 2026

Model Insight

With persistence 0.995, volatility shocks have a half-life of 130 trading days (~0.5 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0311
13.54***
α

ARCH

Response to squared shocks

0.0529
14.30***
β

GARCH

Volatility persistence

0.9433
432.50***
γ

leverage

Additional response to negative shocks

-0.0029
-0.47

Persistence:

0.995

Half-life:

130 days