Skip to main content
V-Lab
V-Lab

PT Esta Indonesia TBK GJR-GARCH Volatility Analysis

Volatility prediction for Friday, September 11th, 2026

1 Day

48.42%

decreased by 1.36%

1 Week

53.65%

increased by 3.87%

1 Month

58.75%

increased by 8.97%

Analysis last updated: Friday, September 11, 2026 at 09:56 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of PT Esta Indonesia TBK GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Aug 8, 2024 to Sep 4, 2026

Model Insight

Volatility shocks decay with a half-life of 2 trading days, meaning a shock loses half its impact after approximately 2 days.

σ

GJR-GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 2-day half-life
ParamValuet-stat
ωconst3.6933
1.71*
αARCH0.2717
1.79*
βGARCH0.5703
2.88***
γleverage-0.1856
-0.84

0.749

Persistence

2d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

3.6933
1.71*
α

ARCH

Response to squared shocks

0.2717
1.79*
β

GARCH

Volatility persistence

0.5703
2.88***
γ

leverage

Additional response to negative shocks

-0.1856
-0.84

Persistence:

0.749

Half-life:

2 days