V-Lab
Sfa Engineering Corp ILLIQ-MFMEM Liquidity Analysis
Illiquidity prediction for Tuesday, August 25th, 2026
1 Day
12.29
1 Week
11.39
1 Month
14.54
Analysis last updated: Tuesday, August 25, 2026 at 07:50 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Apr 9, 2003 to Aug 21, 2026Model Insight
Illiquidity shocks decay with a half-life of 4 trading days, meaning a shock loses half its impact after approximately 4 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
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 31 | |
α ARCH Response to squared shocks | 0.1208 | 1.07 |
β GARCH Volatility persistence | 0.7937 | 54.93*** |
γ leverage Additional response to negative shocks | -0.1208 | -0.48 |
λ₁ tau intercept Baseline long-term coefficient | 0.0364 | 2.26** |
λ₂ forecast adj. Forecast performance sensitivity | 0.2795 | 4.40*** |
λ₃ tau persistence Long-term factor persistence | 0.7118 | 3.43*** |
Persistence:
0.854
Half-life:
4 days
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