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V-Lab

ICADE Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Monday, September 21st, 2026

1 Day

4,639.52

increased by 300.41

1 Week

4,599.05

increased by 259.94

1 Month

5,298.48

increased by 959.37

Analysis last updated: Saturday, September 19, 2026 at 08:18 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of ICADE ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Jul 5, 1991 to Sep 18, 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 35 trading days.

μ

ILLIQ-SMEM Model

Tap to view equation

Time-varying baseline: illiquidity reverts to a slowly-shifting spline trend
ParamValuet-stat
ωconst1.8226
4.36***
αARCH0.1207
14.75***
βGARCH0.8596
89.48***
γi Spline Coefficients
K=6
γ1-0.4909
-9.90***
γ20.8629
11.61***
γ3-0.4916
-10.28***
γ40.1990
4.79***
γ5-0.0898
-2.12**
γ6-0.0127
-0.22

0.980

Persistence

35d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.8226
4.36***
α

ARCH

Response to squared shocks

0.1207
14.75***
β

GARCH

Volatility persistence

0.8596
89.48***
γi Spline Coefficients
K=6
γ1-0.4909
-9.90***
γ20.8629
11.61***
γ3-0.4916
-10.28***
γ40.1990
4.79***
γ5-0.0898
-2.12**
γ6-0.0127
-0.22

Persistence:

0.980

Half-life:

35 days