V-Lab
Usak Seramik Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Friday, October 2nd, 2026
1 Day
9,394.00
increased by 4,020.10
1 Week
4,753.81
decreased by 620.09
1 Month
1,251.15
decreased by 4,122.75
Analysis last updated: Friday, October 2, 2026 at 09:31 PM UTC
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News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Mar 28, 1995 to Sep 25, 2026Model Insight
With persistence 0.996, illiquidity shocks have a half-life of 172 trading days (~0.7 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
ILLIQ-SMEM Model
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High persistence: persistence 0.996, shock half-life ~172 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 1.0063 | 2.69*** |
| αARCH | 0.2233 | 11.43*** |
| βGARCH | 0.7726 | 47.47*** |
Spline Coefficients
K=6
| γ1 | -0.4697 | -3.18*** |
| γ2 | 0.7541 | 3.90*** |
| γ3 | -0.3608 | -5.38*** |
| γ4 | 0.1380 | 2.69*** |
| γ5 | -0.2184 | -3.53*** |
| γ6 | 0.4701 | 4.92*** |
0.996
Persistence172d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.0063 | 2.69*** |
α ARCH Response to squared shocks | 0.2233 | 11.43*** |
β GARCH Volatility persistence | 0.7726 | 47.47*** |
Spline Coefficients
K=6
| γ1 | -0.4697 | -3.18*** |
| γ2 | 0.7541 | 3.90*** |
| γ3 | -0.3608 | -5.38*** |
| γ4 | 0.1380 | 2.69*** |
| γ5 | -0.2184 | -3.53*** |
| γ6 | 0.4701 | 4.92*** |
Persistence:
0.996
Half-life:
172 days
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