V-Lab
Uniform Industrial ILLIQ-MFMEM Liquidity Analysis
Illiquidity prediction for Friday, September 11th, 2026
1 Day
7,809.43
1 Week
6,113.79
1 Month
4,537.78
Analysis last updated: Friday, September 11, 2026 at 09:17 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Feb 15, 2002 to Sep 4, 2026Model Insight
Illiquidity shocks decay with a half-life of 37 trading days, meaning a shock loses half its impact after approximately 37 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.
ILLIQ-MFMEM Model
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| Param | Value | t-stat |
|---|---|---|
| mwindow | 66 | |
| αARCH | 0.2004 | 14.06*** |
| βGARCH | 0.8163 | 74.12*** |
| γleverage | -0.0706 | -4.24*** |
| λ₁tau intercept | 0.0108 | 0.05 |
| λ₂forecast adj. | 0.0000 | 0.00 |
| λ₃tau persistence | 0.9990 | 40.71*** |
0.981
Persistence37d
Half-lifeILLIQ-MFMEM Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 66 | |
α ARCH Response to squared shocks | 0.2004 | 14.06*** |
β GARCH Volatility persistence | 0.8163 | 74.12*** |
γ leverage Additional response to negative shocks | -0.0706 | -4.24*** |
λ₁ tau intercept Baseline long-term coefficient | 0.0108 | 0.05 |
λ₂ forecast adj. Forecast performance sensitivity | 0.0000 | 0.00 |
λ₃ tau persistence Long-term factor persistence | 0.9990 | 40.71*** |
Persistence:
0.981
Half-life:
37 days
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