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V-Lab
V-Lab

Airan Limited GJR-GARCH Volatility Analysis

Volatility prediction for Friday, September 11th, 2026

1 Day

52.97%

decreased by 2.26%

1 Week

51.97%

decreased by 3.26%

1 Month

51.34%

decreased by 3.89%

Analysis last updated: Friday, September 11, 2026 at 07:38 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Airan Limited GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Apr 16, 2018 to Sep 4, 2026

Model Insight

Volatility shocks decay with a half-life of 1 trading day, meaning a shock loses half its impact after approximately 1 day.

σ

GJR-GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 1-day half-life
ParamValuet-stat
ωconst4.2807
3.28***
αARCH0.2673
2.20**
βGARCH0.3522
3.58***
γleverage-0.0643
-0.25

0.587

Persistence

1d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

4.2807
3.28***
α

ARCH

Response to squared shocks

0.2673
2.20**
β

GARCH

Volatility persistence

0.3522
3.58***
γ

leverage

Additional response to negative shocks

-0.0643
-0.25

Persistence:

0.587

Half-life:

1 days