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V-Lab

SES SA ILLIQ-MFMEM Liquidity Analysis

Illiquidity prediction for Monday, August 24th, 2026

1 Day

3,828.28

increased by 25.13

1 Week

3,601.76

decreased by 201.39

1 Month

3,527.70

decreased by 275.45

Analysis last updated: Saturday, August 22, 2026 at 08:16 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of SES SA ILLIQ-MFMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

May 5, 2004 to Aug 21, 2026

Model Insight

Illiquidity shocks decay with a half-life of 48 trading days, meaning a shock loses half its impact after approximately 48 days. This multi-frequency model splits illiquidity into a fast short-run component and a slow-moving long-run level that drifts over the sample rather than a constant baseline.

μ

ILLIQ-MFMEM Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

56
α

ARCH

Response to squared shocks

0.0704
2.18**
β

GARCH

Volatility persistence

0.8868
73.82***
γ

leverage

Additional response to negative shocks

0.0570
1.12
λ₁

tau intercept

Baseline long-term coefficient

3.5366
4.54***
λ₂

forecast adj.

Forecast performance sensitivity

0.0613
2.09**
λ₃

tau persistence

Long-term factor persistence

0.9386
15.57***

Persistence:

0.986

Half-life:

48 days