V-Lab
Jsl Sa ILLIQ-MFMEM Liquidity Analysis
Illiquidity prediction for Monday, September 7th, 2026
1 Day
5,489.88
1 Week
5,584.88
1 Month
5,813.08
Analysis last updated: Sunday, September 6, 2026 at 02:45 AM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Apr 22, 2010 to Sep 4, 2026Model Insight
Illiquidity shocks decay with a half-life of 19 trading days, meaning a shock loses half its impact after approximately 19 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
Tap to view equation
| Param | Value | t-stat |
|---|---|---|
| mwindow | 86 | |
| αARCH | 0.0586 | 6.04*** |
| βGARCH | 0.9346 | 72.92*** |
| γleverage | -0.0586 | -0.34 |
| λ₁tau intercept | 10.0000 | 0.64 |
| λ₂forecast adj. | 0.0000 | 0.00 |
| λ₃tau persistence | 0.9953 | 28.91*** |
0.964
Persistence19d
Half-lifeILLIQ-MFMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 86 | |
α ARCH Response to squared shocks | 0.0586 | 6.04*** |
β GARCH Volatility persistence | 0.9346 | 72.92*** |
γ leverage Additional response to negative shocks | -0.0586 | -0.34 |
λ₁ tau intercept Baseline long-term coefficient | 10.0000 | 0.64 |
λ₂ forecast adj. Forecast performance sensitivity | 0.0000 | 0.00 |
λ₃ tau persistence Long-term factor persistence | 0.9953 | 28.91*** |
Persistence:
0.964
Half-life:
19 days
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