Montanaro European Smaller Cos Trust PLC Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Wednesday, October 21st, 2026
1 Day
18,589.34
decreased by 905.51
1 Week
23,075.91
increased by 3,581.06
1 Month
29,384.85
increased by 9,890.00
Analysis last updated: Wednesday, October 21, 2026 at 08:45 PM UTC
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News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jan 2, 2007 to Oct 16, 2026Model Insight
With persistence 0.993, illiquidity shocks have a half-life of 103 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 0.993, shock half-life ~103 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 1.1661 | 0.89 |
| αARCH | 0.3376 | 3.35*** |
| βGARCH | 0.6557 | 7.36*** |
Spline Coefficients
K=9
| γ1 | -1.6548 | -2.87*** |
| γ2 | 1.7388 | 1.97** |
| γ3 | 0.3202 | 0.66 |
| γ4 | -0.3348 | -0.79 |
| γ5 | -0.7391 | -1.21 |
| γ6 | 1.0158 | 1.74* |
| γ7 | -0.0279 | -0.08 |
| γ8 | -0.6729 | -2.76*** |
| γ9 | 0.7227 | 1.70* |
0.993
Persistence103d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.1661 | 0.89 |
α ARCH Response to squared shocks | 0.3376 | 3.35*** |
β GARCH Volatility persistence | 0.6557 | 7.36*** |
Spline Coefficients
K=9
| γ1 | -1.6548 | -2.87*** |
| γ2 | 1.7388 | 1.97** |
| γ3 | 0.3202 | 0.66 |
| γ4 | -0.3348 | -0.79 |
| γ5 | -0.7391 | -1.21 |
| γ6 | 1.0158 | 1.74* |
| γ7 | -0.0279 | -0.08 |
| γ8 | -0.6729 | -2.76*** |
| γ9 | 0.7227 | 1.70* |
Persistence:
0.993
Half-life:
103 days
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