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V-Lab

Corp America Airports SA Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Monday, July 27th, 2026

1 Day

2,767.67

increased by 4.18

1 Week

2,778.01

increased by 14.52

1 Month

2,904.99

increased by 141.50

Analysis last updated: Friday, July 24, 2026 at 10:23 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Corp America Airports SA ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Feb 1, 2018 to Jul 24, 2026

Model Insight

This model fits a time-varying baseline (a spline), so illiquidity mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 46 trading days.

μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.3627
8.83***
α

ARCH

Response to squared shocks

0.0897
6.48***
β

GARCH

Volatility persistence

0.8952
57.43***
γi Spline Coefficients
K=1
γ1-0.0942
-5.14***

Persistence:

0.985

Half-life:

46 days