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V-Lab

Yunnan Chihong Zinc & Germanium Co Ltd GJR-GARCH Volatility Analysis

Volatility prediction for Friday, September 11th, 2026

1 Day

40.01%

decreased by 0.92%

1 Week

40.34%

decreased by 0.59%

1 Month

41.51%

increased by 0.58%

Analysis last updated: Friday, September 11, 2026 at 06:15 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Yunnan Chihong Zinc & Germanium Co Ltd GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Apr 20, 2004 to Sep 4, 2026

Model Insight

Volatility shocks decay with a half-life of 55 trading days, meaning a shock loses half its impact after approximately 55 days.

σ

GJR-GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 55-day half-life
ParamValuet-stat
ωconst0.1315
3.23***
αARCH0.1013
4.63***
βGARCH0.9075
85.59***
γleverage-0.0423
-1.40

0.988

Persistence

55d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.1315
3.23***
α

ARCH

Response to squared shocks

0.1013
4.63***
β

GARCH

Volatility persistence

0.9075
85.59***
γ

leverage

Additional response to negative shocks

-0.0423
-1.40

Persistence:

0.988

Half-life:

55 days