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V-Lab

Shanghai Chlor-Alkali Chemical Co Ltd GJR-GARCH Volatility Analysis

Volatility prediction for Monday, July 27th, 2026

1 Day

31.03%

increased by 12.80%

1 Week

31.49%

increased by 13.26%

1 Month

33.24%

increased by 15.01%

Analysis last updated: Saturday, July 25, 2026 at 10:59 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Shanghai Chlor-Alkali Chemical Co Ltd GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Aug 20, 1992 to Jul 24, 2026

Model Insight

With persistence 0.998, volatility shocks have a half-life of 285 trading days (~1.1 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0664
16.37***
α

ARCH

Response to squared shocks

0.0893
18.04***
β

GARCH

Volatility persistence

0.9029
336.63***
γ

leverage

Additional response to negative shocks

0.0108
1.43

Persistence:

0.998

Half-life:

285 days