V-Lab
Nodestream Ltd Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Tuesday, September 8th, 2026
1 Day
42,281,220.00
increased by 11,650.00
1 Week
40,765,282.00
decreased by 1,504,288.00
1 Month
32,821,600.00
decreased by 9,447,970.00
Analysis last updated: Tuesday, September 8, 2026 at 07:17 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
May 12, 2016 to Sep 4, 2026Model Insight
With persistence 1.000, illiquidity shocks have a half-life of 1838 trading days (~7.3 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 ~1838 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.7413 | 5.55*** |
| αARCH | 0.0000 | 0.00 |
| βGARCH | 0.9996 | 139.55*** |
Spline Coefficients
K=10
| γ1 | -6.7358 | -2.24** |
| γ2 | 9.2785 | 2.71*** |
| γ3 | -7.4587 | -3.18*** |
| γ4 | 8.5294 | 3.50*** |
| γ5 | -1.6280 | -0.92 |
| γ6 | -2.3225 | -1.38 |
| γ7 | -0.5726 | -0.32 |
| γ8 | -0.1709 | -0.09 |
| γ9 | -0.2268 | -0.11 |
| γ10 | 6.7003 | 2.28** |
1.000
Persistence1838d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.7413 | 5.55*** |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.9996 | 139.55*** |
Spline Coefficients
K=10
| γ1 | -6.7358 | -2.24** |
| γ2 | 9.2785 | 2.71*** |
| γ3 | -7.4587 | -3.18*** |
| γ4 | 8.5294 | 3.50*** |
| γ5 | -1.6280 | -0.92 |
| γ6 | -2.3225 | -1.38 |
| γ7 | -0.5726 | -0.32 |
| γ8 | -0.1709 | -0.09 |
| γ9 | -0.2268 | -0.11 |
| γ10 | 6.7003 | 2.28** |
Persistence:
1.000
Half-life:
1838 days
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