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V-Lab

Inmocemento S A GJR-GARCH Volatility Analysis

Volatility prediction for Monday, August 24th, 2026

1 Day

22.88%

decreased by 0.32%

1 Week

24.95%

increased by 1.75%

1 Month

27.82%

increased by 4.62%

Analysis last updated: Sunday, August 23, 2026 at 01:43 AM UTC

Date Range:

from

to

6M ·

1Y ·

All

graph of Inmocemento S A GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 12, 2024 to Aug 21, 2026

Model Insight

Volatility shocks decay with a half-life of 4 trading days, meaning a shock loses half its impact after approximately 4 days.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.5846
5.97***
α

ARCH

Response to squared shocks

0.1420
5.34***
β

GARCH

Volatility persistence

0.6943
17.69***
γ

leverage

Additional response to negative shocks

-0.0115
-0.28

Persistence:

0.831

Half-life:

4 days