V-Lab
SES SA ILLIQ-MFMEM Liquidity Analysis
Illiquidity prediction for Tuesday, September 29th, 2026
1 Day
5,007.36
1 Week
4,584.27
1 Month
4,241.09
Analysis last updated: Tuesday, September 29, 2026 at 06:35 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
May 5, 2004 to Sep 25, 2026Model Insight
This asset shows asymmetric liquidity dynamics: illiquidity rises 78% more after negative returns than after positive returns of equal magnitude. 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.
ILLIQ-MFMEM Model
Tap to view equation
| Param | Value | t-stat |
|---|---|---|
| mwindow | 56 | |
| αARCH | 0.0702 | 10.09*** |
| βGARCH | 0.8879 | 76.57*** |
| γleverage | 0.0549 | 3.64*** |
| λ₁tau intercept | 3.2097 | 0.62 |
| λ₂forecast adj. | 0.0588 | 2.64*** |
| λ₃tau persistence | 0.9412 | 41.72*** |
0.986
Persistence48d
Half-lifeILLIQ-MFMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 56 | |
α ARCH Response to squared shocks | 0.0702 | 10.09*** |
β GARCH Volatility persistence | 0.8879 | 76.57*** |
γ leverage Additional response to negative shocks | 0.0549 | 3.64*** |
λ₁ tau intercept Baseline long-term coefficient | 3.2097 | 0.62 |
λ₂ forecast adj. Forecast performance sensitivity | 0.0588 | 2.64*** |
λ₃ tau persistence Long-term factor persistence | 0.9412 | 41.72*** |
Persistence:
0.986
Half-life:
48 days
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