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Sonali Life Insurance Co Ltd GJR-GARCH Volatility Analysis

Volatility prediction for Sunday, September 13th, 2026

1 Day

25.56%

decreased by 0.08%

1 Week

26.95%

increased by 1.31%

1 Month

30.43%

increased by 4.79%

Analysis last updated: Friday, September 11, 2026 at 06:01 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Sonali Life Insurance Co Ltd GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jun 30, 2021 to Sep 10, 2026

Model Insight

Volatility shocks decay with a half-life of 11 trading days, meaning a shock loses half its impact after approximately 11 days.

σ

GJR-GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 11-day half-life
ParamValuet-stat
ωconst0.3102
3.52***
αARCH0.0913
2.48**
βGARCH0.8538
31.72***
γleverage-0.0110
-0.17

0.940

Persistence

11d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.3102
3.52***
α

ARCH

Response to squared shocks

0.0913
2.48**
β

GARCH

Volatility persistence

0.8538
31.72***
γ

leverage

Additional response to negative shocks

-0.0110
-0.17

Persistence:

0.940

Half-life:

11 days