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V-Lab

AV Concept Holdings Ltd GJR-GARCH Volatility Analysis

Volatility prediction for Tuesday, August 25th, 2026

1 Day

60.95%

decreased by 2.39%

1 Week

61.27%

decreased by 2.07%

1 Month

62.00%

decreased by 1.34%

Analysis last updated: Tuesday, August 25, 2026 at 06:49 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of AV Concept Holdings Ltd GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 2007 to Aug 21, 2026

Model Insight

This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 71% more than negative returns. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and uncommon among risky assets.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.3264
10.48***
α

ARCH

Response to squared shocks

0.0945
10.40***
β

GARCH

Volatility persistence

0.8408
72.16***
γ

leverage

Additional response to negative shocks

-0.0394
-3.06***

Persistence:

0.916

Half-life:

8 days