ECA Marcellus Trust I ILLIQ-MFMEM Liquidity Analysis
Illiquidity prediction for Friday, October 30th, 2026
1 Day
4,830,712.00
1 Week
5,138,796.25
1 Month
9,341,204.25
Analysis last updated: Friday, October 30, 2026 at 09:07 AM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jul 1, 2010 to Oct 23, 2026Model Insight
Illiquidity shocks decay with a half-life of 17 trading days, meaning a shock loses half its impact after approximately 17 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 | 116 | |
| αARCH | 0.1075 | 13.75*** |
| βGARCH | 0.9062 | 139.98*** |
| γleverage | -0.1075 | -10.66*** |
| λ₁tau intercept | 0.0001 | 0.86 |
| λ₂forecast adj. | 0.0006 | 3.02*** |
| λ₃tau persistence | 0.1882 | 99.58*** |
0.960
Persistence17d
Half-lifeILLIQ-MFMEM Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 116 | |
α ARCH Response to squared shocks | 0.1075 | 13.75*** |
β GARCH Volatility persistence | 0.9062 | 139.98*** |
γ leverage Additional response to negative shocks | -0.1075 | -10.66*** |
λ₁ tau intercept Baseline long-term coefficient | 0.0001 | 0.86 |
λ₂ forecast adj. Forecast performance sensitivity | 0.0006 | 3.02*** |
λ₃ tau persistence Long-term factor persistence | 0.1882 | 99.58*** |
Persistence:
0.960
Half-life:
17 days
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