V-Lab
3I Infotech 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 Tuesday, September 15th, 2026
1 Day
4,058.55
decreased by 338.92
1 Week
4,973.68
increased by 576.21
1 Month
5,768.76
increased by 1,371.29
Analysis last updated: Wednesday, September 16, 2026 at 08:22 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Aug 30, 2005 to Sep 11, 2026Model Insight
With persistence 1.000, illiquidity shocks have a half-life of 231049 trading days (~916.9 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
ILLIQ-SMEM Model
Tap to view equation
High persistence: persistence 1.000, shock half-life ~231049 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.6946 | |
| αARCH | 0.2461 | |
| βGARCH | 0.7539 |
Spline Coefficients
K=9
| γ1 | 1.2794 | |
| γ2 | -4.1362 | |
| γ3 | 5.6932 | |
| γ4 | -4.1318 | |
| γ5 | 1.3580 | |
| γ6 | -0.0591 | |
| γ7 | -0.1630 | |
| γ8 | 0.4422 | |
| γ9 | -0.1671 |
1.000
Persistence231049d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.6946 | |
α ARCH Response to squared shocks | 0.2461 | |
β GARCH Volatility persistence | 0.7539 |
Spline Coefficients
K=9
| γ1 | 1.2794 | |
| γ2 | -4.1362 | |
| γ3 | 5.6932 | |
| γ4 | -4.1318 | |
| γ5 | 1.3580 | |
| γ6 | -0.0591 | |
| γ7 | -0.1630 | |
| γ8 | 0.4422 | |
| γ9 | -0.1671 |
Persistence:
1.000
Half-life:
231049 days
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