San Shing Fastech Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Thursday, October 8th, 2026
1 Day
8,804.38
increased by 4,763.41
1 Week
4,837.12
increased by 796.15
1 Month
3,533.34
decreased by 507.63
Analysis last updated: Thursday, October 8, 2026 at 08:51 PM UTC
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News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Sep 10, 2001 to Oct 2, 2026Model Insight
With persistence 0.994, illiquidity shocks have a half-life of 112 trading days (~0.4 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 0.994, shock half-life ~112 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 1.1094 | 3.70*** |
| αARCH | 0.1745 | 14.33*** |
| βGARCH | 0.8194 | 71.40*** |
Spline Coefficients
K=3
| γ1 | -0.0633 | -3.58*** |
| γ2 | 0.1040 | 4.36*** |
| γ3 | -0.0574 | -3.22*** |
0.994
Persistence112d
Half-lifeμ
ILLIQ-SMEM Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.1094 | 3.70*** |
α ARCH Response to squared shocks | 0.1745 | 14.33*** |
β GARCH Volatility persistence | 0.8194 | 71.40*** |
Spline Coefficients
K=3
| γ1 | -0.0633 | -3.58*** |
| γ2 | 0.1040 | 4.36*** |
| γ3 | -0.0574 | -3.22*** |
Persistence:
0.994
Half-life:
112 days
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