V-Lab
Koei Chem Co Ltd ILLIQ-MFMEM Liquidity Analysis
Last recorded values (Thursday, July 30th, 2026):
1 Day
1,104.04
1 Week
1,036.95
1 Month
1,025.33
Analysis last updated: Wednesday, September 2, 2026 at 05:31 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Nov 3, 1997 to Jul 29, 2026Model Insight
Illiquidity shocks decay with a half-life of 3 trading days, meaning a shock loses half its impact after approximately 3 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 | 26 | |
| αARCH | 0.1516 | 9.27*** |
| βGARCH | 0.7200 | 25.08*** |
| γleverage | -0.1425 | -6.92*** |
| λ₁tau intercept | 4.7973 | 1.74* |
| λ₂forecast adj. | 0.1823 | 4.01*** |
| λ₃tau persistence | 0.8177 | 18.67*** |
0.800
Persistence3d
Half-lifeILLIQ-MFMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 26 | |
α ARCH Response to squared shocks | 0.1516 | 9.27*** |
β GARCH Volatility persistence | 0.7200 | 25.08*** |
γ leverage Additional response to negative shocks | -0.1425 | -6.92*** |
λ₁ tau intercept Baseline long-term coefficient | 4.7973 | 1.74* |
λ₂ forecast adj. Forecast performance sensitivity | 0.1823 | 4.01*** |
λ₃ tau persistence Long-term factor persistence | 0.8177 | 18.67*** |
Persistence:
0.800
Half-life:
3 days
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