Generic Engineering ILLIQ-MFMEM Liquidity Analysis
Illiquidity prediction for Thursday, October 29th, 2026
1 Day
15,797.73
1 Week
9,234.91
1 Month
3,935.15
Analysis last updated: Thursday, October 29, 2026 at 10:29 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Feb 12, 2016 to Oct 23, 2026Model Insight
Illiquidity shocks decay with a half-life of 13 trading days, meaning a shock loses half its impact after approximately 13 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 | 21 | |
| αARCH | 0.1863 | 4.02*** |
| βGARCH | 0.8534 | 18.90*** |
| γleverage | -0.1863 | -2.74*** |
| λ₁tau intercept | 1.0304 | 0.17 |
| λ₂forecast adj. | 0.9996 | 2.08** |
| λ₃tau persistence | 0.0004 | 1.39 |
0.946
Persistence13d
Half-lifeILLIQ-MFMEM Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 21 | |
α ARCH Response to squared shocks | 0.1863 | 4.02*** |
β GARCH Volatility persistence | 0.8534 | 18.90*** |
γ leverage Additional response to negative shocks | -0.1863 | -2.74*** |
λ₁ tau intercept Baseline long-term coefficient | 1.0304 | 0.17 |
λ₂ forecast adj. Forecast performance sensitivity | 0.9996 | 2.08** |
λ₃ tau persistence Long-term factor persistence | 0.0004 | 1.39 |
Persistence:
0.946
Half-life:
13 days
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