V-Lab
Wintao Communications Co Ltd Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Thursday, October 8th, 2026
1 Day
10,675.17
increased by 9,005.84
1 Month
10,675.17
increased by 9,005.84
Analysis last updated: Thursday, October 1, 2026 at 07:41 PM UTC
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News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jul 8, 2022 to Sep 30, 2026Model Insight
This model fits a time-varying baseline (a spline), so illiquidity mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 3 trading days.
μ
ILLIQ-SMEM Model
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Time-varying baseline: illiquidity reverts to a slowly-shifting spline trend
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.7006 | 2.66*** |
| αARCH | 0.2145 | 4.65*** |
| βGARCH | 0.5645 | 4.83*** |
Spline Coefficients
K=10
| γ1 | -5.9328 | -0.77 |
| γ2 | 6.2925 | 0.61 |
| γ3 | -1.9499 | -0.37 |
| γ4 | 6.8020 | 1.43 |
| γ5 | -8.0237 | -2.07** |
| γ6 | -0.8938 | -0.27 |
| γ7 | 11.6017 | 2.41** |
| γ8 | -18.5447 | -1.79* |
| γ9 | 34.3160 | 2.01** |
| γ10 | -54.5098 | -1.50 |
0.779
Persistence3d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.7006 | 2.66*** |
α ARCH Response to squared shocks | 0.2145 | 4.65*** |
β GARCH Volatility persistence | 0.5645 | 4.83*** |
Spline Coefficients
K=10
| γ1 | -5.9328 | -0.77 |
| γ2 | 6.2925 | 0.61 |
| γ3 | -1.9499 | -0.37 |
| γ4 | 6.8020 | 1.43 |
| γ5 | -8.0237 | -2.07** |
| γ6 | -0.8938 | -0.27 |
| γ7 | 11.6017 | 2.41** |
| γ8 | -18.5447 | -1.79* |
| γ9 | 34.3160 | 2.01** |
| γ10 | -54.5098 | -1.50 |
Persistence:
0.779
Half-life:
3 days
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