V-Lab
Savimex Corporation ILLIQ-MFMEM Liquidity Analysis
Illiquidity prediction for Monday, September 21st, 2026
1 Day
3,032.84
1 Week
3,308.49
1 Month
3,126.42
Analysis last updated: Sunday, September 20, 2026 at 03:33 AM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jun 13, 2008 to Sep 18, 2026Model Insight
With persistence 0.998, illiquidity shocks have a half-life of 372 trading days (~1.5 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate. 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 | 46 | |
| αARCH | 0.1493 | 3.06*** |
| βGARCH | 0.8164 | 19.37*** |
| γleverage | 0.0649 | 0.93 |
| λ₁tau intercept | 10.0000 | 1.15 |
| λ₂forecast adj. | 0.0331 | 3.19*** |
| λ₃tau persistence | 0.9669 | 103.41*** |
0.998
Persistence372d
Half-lifeILLIQ-MFMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 46 | |
α ARCH Response to squared shocks | 0.1493 | 3.06*** |
β GARCH Volatility persistence | 0.8164 | 19.37*** |
γ leverage Additional response to negative shocks | 0.0649 | 0.93 |
λ₁ tau intercept Baseline long-term coefficient | 10.0000 | 1.15 |
λ₂ forecast adj. Forecast performance sensitivity | 0.0331 | 3.19*** |
λ₃ tau persistence Long-term factor persistence | 0.9669 | 103.41*** |
Persistence:
0.998
Half-life:
372 days
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