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V-Lab

Estun Automation Co Ltd GJR-GARCH Volatility Analysis

Volatility prediction for Wednesday, August 5th, 2026

1 Day

90.95%

decreased by 3.92%

1 Week

96.95%

increased by 2.08%

1 Month

110.34%

increased by 15.47%

Analysis last updated: Wednesday, August 5, 2026 at 06:49 PM UTC

Date Range:

from

to

6M ·

All

graph of Estun Automation Co Ltd GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Mar 9, 2026 to Jul 31, 2026

Model Insight

This asset shows a rare inverse leverage effect: volatility responds almost entirely to positive returns, rising far more after gains than after losses. This is the reverse of the usual leverage effect, rare among risky assets.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
7.00***
α

ARCH

Response to squared shocks

0.5094
5.65***
β

GARCH

Volatility persistence

0.6667
25.79***
γ

leverage

Additional response to negative shocks

-0.5094
-5.29***

Persistence:

0.921

Half-life:

8 days