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V-Lab

Jiangyin Zhongnan Heavy Industries Co Ltd GJR-GARCH Volatility Analysis

Volatility prediction for Monday, August 17th, 2026

1 Day

42.23%

increased by 3.28%

1 Week

42.79%

increased by 3.84%

1 Month

44.22%

increased by 5.27%

Analysis last updated: Saturday, August 15, 2026 at 07:15 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Jiangyin Zhongnan Heavy Industries Co Ltd GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jul 13, 2010 to Aug 14, 2026

Model Insight

Volatility shocks decay with a half-life of 10 trading days, meaning a shock loses half its impact after approximately 10 days.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.5819
14.67***
α

ARCH

Response to squared shocks

0.1327
13.38***
β

GARCH

Volatility persistence

0.7979
81.20***
γ

leverage

Additional response to negative shocks

0.0029
0.15

Persistence:

0.932

Half-life:

10 days