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V-Lab
V-Lab

Inmocemento S A Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Monday, September 7th, 2026

1 Day

22.63%

decreased by 0.48%

1 Week

25.70%

increased by 2.59%

1 Month

27.43%

increased by 4.32%

Analysis last updated: Sunday, September 6, 2026 at 01:43 AM UTC

Date Range:

from

to

6M ·

1Y ·

All

graph of Inmocemento S A S0GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 12, 2024 to Sep 4, 2026

Model Insight

This model fits a time-varying baseline (a spline), so volatility mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 1 trading day.

τ

Zero Slope Spline-GARCH Model

Tap to view equation

Time-varying baseline: volatility reverts to a slowly-shifting spline trend
ParamValuet-stat
ωconst1.1599
5.48***
αARCH0.2398
2.72***
βGARCH0.3518
2.26**
γi Spline Coefficients
K=1
γ10.1170
1.06

0.592

Persistence

1d

Half-life
τ

Zero Slope Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.1599
5.48***
α

ARCH

Response to squared shocks

0.2398
2.72***
β

GARCH

Volatility persistence

0.3518
2.26**
γi Spline Coefficients
K=1
γ10.1170
1.06

Persistence:

0.592

Half-life:

1 days