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V-Lab

Tianjin Pengling Rubber Hose Co Ltd GJR-GARCH Volatility Analysis

Volatility prediction for Monday, September 21st, 2026

1 Day

33.26%

decreased by 0.93%

1 Week

35.60%

increased by 1.41%

1 Month

41.63%

increased by 7.44%

Analysis last updated: Saturday, September 19, 2026 at 07:56 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Tianjin Pengling Rubber Hose Co Ltd GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 27, 2014 to Sep 18, 2026

Model Insight

Volatility shocks decay with a half-life of 13 trading days, meaning a shock loses half its impact after approximately 13 days.

σ

GJR-GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 13-day half-life
ParamValuet-stat
ωconst0.5631
3.48***
αARCH0.1771
2.96***
βGARCH0.7997
26.61***
γleverage-0.0566
-0.68

0.948

Persistence

13d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.5631
3.48***
α

ARCH

Response to squared shocks

0.1771
2.96***
β

GARCH

Volatility persistence

0.7997
26.61***
γ

leverage

Additional response to negative shocks

-0.0566
-0.68

Persistence:

0.948

Half-life:

13 days