Hutchison Port Holdings Trust Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Thursday, October 29th, 2026
1 Day
3,070,877.00
decreased by 6,586,997.00
1 Week
2,731,614.42
decreased by 6,926,259.58
1 Month
967,552.69
decreased by 8,690,321.31
Analysis last updated: Friday, October 30, 2026 at 12:02 AM UTC
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News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Apr 2, 2012 to Oct 23, 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 1 trading day.
μ
ILLIQ-SMEM Model
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Time-varying baseline: illiquidity reverts to a slowly-shifting spline trend
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.2075 | 5.15*** |
| αARCH | 0.3165 | 3.35*** |
| βGARCH | 0.2847 | 2.06** |
Spline Coefficients
K=10
| γ1 | 0.6275 | 2.19** |
| γ2 | -0.4004 | -1.01 |
| γ3 | -0.7246 | -2.82*** |
| γ4 | 0.9341 | 3.15*** |
| γ5 | -0.3171 | -0.78 |
| γ6 | -0.8197 | -2.09** |
| γ7 | 1.9359 | 4.74*** |
| γ8 | -3.0213 | -4.90*** |
| γ9 | 4.1440 | 4.23*** |
| γ10 | -6.1225 | -4.99*** |
0.601
Persistence1d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.2075 | 5.15*** |
α ARCH Response to squared shocks | 0.3165 | 3.35*** |
β GARCH Volatility persistence | 0.2847 | 2.06** |
Spline Coefficients
K=10
| γ1 | 0.6275 | 2.19** |
| γ2 | -0.4004 | -1.01 |
| γ3 | -0.7246 | -2.82*** |
| γ4 | 0.9341 | 3.15*** |
| γ5 | -0.3171 | -0.78 |
| γ6 | -0.8197 | -2.09** |
| γ7 | 1.9359 | 4.74*** |
| γ8 | -3.0213 | -4.90*** |
| γ9 | 4.1440 | 4.23*** |
| γ10 | -6.1225 | -4.99*** |
Persistence:
0.601
Half-life:
1 days
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