Skip to main content
V-Lab
V-Lab

Central Costanera Sa Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Monday, November 9th, 2026

1 Day

6,978.91

increased by 4,479.25

1 Week

3,651.16

increased by 1,151.50

1 Month

3,098.22

increased by 598.56

Analysis last updated: Saturday, November 7, 2026 at 06:47 PM UTC

Press Delete or Backspace to remove this series.
Date Range:

from

11/06/2024

to

11/06/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Central Costanera Sa ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Jan 24, 1995 to Nov 6, 2026

Model Insight

With persistence 0.996, illiquidity shocks have a half-life of 188 trading days (~0.7 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

μ

ILLIQ-SMEM Model

Tap to view equation

High persistence: persistence 0.996, shock half-life ~188 days
ParamValuet-stat
ωconst3.0480
3.83***
αARCH0.1781
11.46***
βGARCH0.8182
57.31***
∑γi Spline Coefficients
K=9
γ10.2529
1.75*
γ2-0.3759
-1.74*
γ30.0569
0.42
γ40.3637
3.29***
γ5-1.4069
-4.60***
γ62.2146
3.37***
γ7-0.6942
-0.69
γ8-1.6907
-1.47
γ92.6151
2.93***

0.996

Persistence

188d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

3.0480
3.83***
α

ARCH

Response to squared shocks

0.1781
11.46***
β

GARCH

Volatility persistence

0.8182
57.31***
∑γi Spline Coefficients
K=9
γ10.2529
1.75*
γ2-0.3759
-1.74*
γ30.0569
0.42
γ40.3637
3.29***
γ5-1.4069
-4.60***
γ62.2146
3.37***
γ7-0.6942
-0.69
γ8-1.6907
-1.47
γ92.6151
2.93***

Persistence:

0.996

Half-life:

188 days