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V-Lab

Founder Securities Co Ltd GJR-GARCH Volatility Analysis

Volatility prediction for Monday, July 27th, 2026

1 Day

29.13%

decreased by 0.54%

1 Week

29.53%

decreased by 0.14%

1 Month

30.93%

increased by 1.26%

Analysis last updated: Saturday, July 25, 2026 at 10:33 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Founder Securities Co Ltd GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Aug 10, 2011 to Jul 24, 2026

Model Insight

This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 54% 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

0.1049
13.84***
α

ARCH

Response to squared shocks

0.0893
17.20***
β

GARCH

Volatility persistence

0.9093
244.50***
γ

leverage

Additional response to negative shocks

-0.0312
-3.80***

Persistence:

0.983

Half-life:

40 days