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V-Lab

Wenzhou Yihua Connector Co., Ltd. GJR-GARCH Volatility Analysis

Volatility prediction for Tuesday, August 25th, 2026

1 Day

63.41%

decreased by 2.64%

1 Week

63.09%

decreased by 2.96%

1 Month

62.10%

decreased by 3.95%

Analysis last updated: Tuesday, August 25, 2026 at 06:20 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Wenzhou Yihua Connector Co., Ltd. GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Sep 7, 2017 to Aug 21, 2026

Model Insight

This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 40% more than negative returns. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and uncommon among risky assets.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.5554
14.23***
α

ARCH

Response to squared shocks

0.1004
12.65***
β

GARCH

Volatility persistence

0.8739
165.17***
γ

leverage

Additional response to negative shocks

-0.0286
-2.35**

Persistence:

0.960

Half-life:

17 days