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V-Lab

Hua Hong Grace Semiconductor Ltd GJR-GARCH Volatility Analysis

Volatility prediction for Monday, August 24th, 2026

1 Day

83.20%

decreased by 7.00%

1 Week

82.20%

decreased by 8.00%

1 Month

78.96%

decreased by 11.24%

Analysis last updated: Saturday, August 22, 2026 at 07:03 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of Hua Hong Grace Semiconductor Ltd GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Aug 7, 2023 to Aug 21, 2026

Model Insight

This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 89% 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

0.6923
8.65***
α

ARCH

Response to squared shocks

0.1743
9.01***
β

GARCH

Volatility persistence

0.8291
64.10***
γ

leverage

Additional response to negative shocks

-0.0820
-2.33**

Persistence:

0.962

Half-life:

18 days