V-Lab
Shenzhen Investment Ltd ILLIQ-MFMEM Liquidity Analysis
Illiquidity prediction for Tuesday, September 8th, 2026
1 Day
5,186.21
1 Week
4,926.26
1 Month
4,453.88
Analysis last updated: Tuesday, September 8, 2026 at 08:20 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Mar 7, 1997 to Sep 4, 2026Model Insight
Illiquidity shocks decay with a half-life of 15 trading days, meaning a shock loses half its impact after approximately 15 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 | 126 | |
| αARCH | 0.0591 | 2.37** |
| βGARCH | 0.9263 | 52.37*** |
| γleverage | -0.0591 | -1.36 |
| λ₁tau intercept | 10.0000 | 0.55 |
| λ₂forecast adj. | 0.0070 | 2.17** |
| λ₃tau persistence | 0.9892 | 736.01*** |
0.956
Persistence15d
Half-lifeILLIQ-MFMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 126 | |
α ARCH Response to squared shocks | 0.0591 | 2.37** |
β GARCH Volatility persistence | 0.9263 | 52.37*** |
γ leverage Additional response to negative shocks | -0.0591 | -1.36 |
λ₁ tau intercept Baseline long-term coefficient | 10.0000 | 0.55 |
λ₂ forecast adj. Forecast performance sensitivity | 0.0070 | 2.17** |
λ₃ tau persistence Long-term factor persistence | 0.9892 | 736.01*** |
Persistence:
0.956
Half-life:
15 days
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