Halcyon Technology PLC ILLIQ-MFMEM Liquidity Analysis
Illiquidity prediction for Monday, October 12th, 2026
1 Day
3,392.50
1 Week
4,507.16
1 Month
6,155.51
Analysis last updated: Sunday, October 11, 2026 at 02:08 AM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Mar 30, 2009 to Oct 9, 2026Model Insight
Illiquidity shocks decay with a half-life of 52 trading days, meaning a shock loses half its impact after approximately 52 days. This multi-frequency model splits illiquidity into a fast short-run component and a slow-moving long-run level that drifts over the sample rather than a constant baseline.
ILLIQ-MFMEM Model
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| Param | Value | t-stat |
|---|---|---|
| mwindow | 101 | |
| αARCH | 0.1898 | 13.45*** |
| βGARCH | 0.8307 | 84.77*** |
| γleverage | -0.0672 | -3.18*** |
| λ₁tau intercept | 0.1396 | 0.10 |
| λ₂forecast adj. | 0.0000 | 0.00 |
| λ₃tau persistence | 0.9983 | 96.31*** |
0.987
Persistence52d
Half-lifeILLIQ-MFMEM Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 101 | |
α ARCH Response to squared shocks | 0.1898 | 13.45*** |
β GARCH Volatility persistence | 0.8307 | 84.77*** |
γ leverage Additional response to negative shocks | -0.0672 | -3.18*** |
λ₁ tau intercept Baseline long-term coefficient | 0.1396 | 0.10 |
λ₂ forecast adj. Forecast performance sensitivity | 0.0000 | 0.00 |
λ₃ tau persistence Long-term factor persistence | 0.9983 | 96.31*** |
Persistence:
0.987
Half-life:
52 days
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