Skip to main content
V-Lab

Datagroup Se Spline ILLIQ Liquidity Analysis

Liquidity prediction for Tuesday, July 14th, 2026

1 Day

616,047.60

decreased by 31,327.60

1 Week

617,849.88

decreased by 29,525.32

1 Month

624,171.16

decreased by 23,204.04

Analysis last updated: Tuesday, July 14, 2026 at 06:37 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Datagroup Se ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's liquidity

Liquidity Forecast

How liquidity evolves over time

Parameter Estimates

Sep 14, 2006 to Jul 10, 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 62 trading days.

μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.5501
1.42
α

ARCH

Response to squared shocks

0.1835
6.67***
β

GARCH

Volatility persistence

0.8053
23.82***
γi Spline Coefficients
K=10
γ1-3.3568
-4.93***
γ25.1563
5.05***
γ3-2.8807
-3.95***
γ41.8222
2.11**
γ5-2.0527
-2.07**
γ62.7717
2.16**
γ7-2.0080
-1.86*
γ80.9818
1.94*
γ9-1.3326
-3.83***
γ103.0994
6.28***

Persistence:

0.989

Half-life:

62 days