V-Lab
TOP Energy Co Ltd-A Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Thursday, September 17th, 2026
1 Day
105.10
decreased by 23.92
1 Week
139.17
increased by 10.15
1 Month
183.73
increased by 54.71
Analysis last updated: Thursday, September 17, 2026 at 06:02 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Dec 5, 1996 to Sep 14, 2026Model Insight
With persistence 0.997, illiquidity shocks have a half-life of 262 trading days (~1.0 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 0.997, shock half-life ~262 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.6696 | 2.59*** |
| αARCH | 0.2178 | 26.20*** |
| βGARCH | 0.7795 | 89.38*** |
Spline Coefficients
K=6
| γ1 | -0.2921 | -3.93*** |
| γ2 | 0.9052 | 7.69*** |
| γ3 | -1.2869 | -21.57*** |
| γ4 | 1.0625 | 16.04*** |
| γ5 | -0.5723 | -8.01*** |
| γ6 | 0.3224 | 4.09*** |
0.997
Persistence262d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.6696 | 2.59*** |
α ARCH Response to squared shocks | 0.2178 | 26.20*** |
β GARCH Volatility persistence | 0.7795 | 89.38*** |
Spline Coefficients
K=6
| γ1 | -0.2921 | -3.93*** |
| γ2 | 0.9052 | 7.69*** |
| γ3 | -1.2869 | -21.57*** |
| γ4 | 1.0625 | 16.04*** |
| γ5 | -0.5723 | -8.01*** |
| γ6 | 0.3224 | 4.09*** |
Persistence:
0.997
Half-life:
262 days
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