V-Lab
Sumeet Industries Ltd Spline ILLIQ Liquidity Analysis
High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful
Illiquidity prediction for Thursday, September 24th, 2026
1 Day
8,906.55
increased by 4,978.78
1 Week
4,217.16
increased by 289.39
1 Month
2,593.90
decreased by 1,333.87
Analysis last updated: Thursday, September 24, 2026 at 07:21 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Dec 10, 2009 to Sep 18, 2026Model Insight
With persistence 1.000, illiquidity shocks have a half-life of 173286 trading days (~687.6 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 1.000, shock half-life ~173286 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.8569 | |
| αARCH | 0.2327 | |
| βGARCH | 0.7673 |
Spline Coefficients
K=5
| γ1 | -1.0323 | |
| γ2 | 1.0072 | |
| γ3 | 0.3242 | |
| γ4 | -0.3858 | |
| γ5 | -0.2139 |
1.000
Persistence173286d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.8569 | |
α ARCH Response to squared shocks | 0.2327 | |
β GARCH Volatility persistence | 0.7673 |
Spline Coefficients
K=5
| γ1 | -1.0323 | |
| γ2 | 1.0072 | |
| γ3 | 0.3242 | |
| γ4 | -0.3858 | |
| γ5 | -0.2139 |
Persistence:
1.000
Half-life:
173286 days
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