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V-Lab

Varopakorn Co EGARCH Volatility Analysis

Volatility prediction for Friday, September 11th, 2026

1 Day

64.86%

increased by 0.84%

1 Week

68.43%

increased by 4.41%

1 Month

78.35%

increased by 14.33%

Analysis last updated: Friday, September 11, 2026 at 09:29 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Varopakorn Co EGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jul 17, 1992 to Sep 4, 2026

Model Insight

Volatility shocks decay with a half-life of 9 trading days, meaning a shock loses half its impact after approximately 9 days.

σ

EGARCH Model

Tap to view equation

Shock decay: Shocks decay with a 9-day half-life
ParamValuet-stat
ωconst0.2761
4.55***
αARCH0.2441
6.78***
βGARCH0.9220
46.21***
γleverage0.0318
0.88

0.922

Persistence

9d

Half-life
σ

EGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.2761
4.55***
α

ARCH

Response to squared shocks

0.2441
6.78***
β

GARCH

Volatility persistence

0.9220
46.21***
γ

leverage

Additional response to negative shocks

0.0318
0.88

Persistence:

0.922

Half-life:

9 days