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Wolong New Energy Group Co Ltd GJR-GARCH Volatility Analysis

Volatility prediction for Friday, September 11th, 2026

1 Day

28.35%

increased by 0.04%

1 Week

30.21%

increased by 1.90%

1 Month

35.47%

increased by 7.16%

Analysis last updated: Friday, September 11, 2026 at 06:14 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Wolong New Energy Group Co Ltd GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Apr 15, 1999 to Sep 4, 2026

Model Insight

Volatility shocks decay with a half-life of 19 trading days, meaning a shock loses half its impact after approximately 19 days.

σ

GJR-GARCH Model

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Shock decay: Shocks decay with a 19-day half-life
ParamValuet-stat
ωconst0.3352
5.87***
αARCH0.1403
6.30***
βGARCH0.8415
55.87***
γleverage-0.0339
-0.96

0.965

Persistence

19d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.3352
5.87***
α

ARCH

Response to squared shocks

0.1403
6.30***
β

GARCH

Volatility persistence

0.8415
55.87***
γ

leverage

Additional response to negative shocks

-0.0339
-0.96

Persistence:

0.965

Half-life:

19 days