V-Lab
SigmaRoc PLC Asymmetric ILLIQ Liquidity Analysis
Illiquidity prediction for Thursday, August 20th, 2026
1 Day
5,762.26
decreased by 141.19
1 Week
5,615.27
decreased by 288.18
1 Month
5,801.77
decreased by 101.68
Analysis last updated: Thursday, August 20, 2026 at 08:29 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jan 5, 2007 to Aug 14, 2026Model Insight
With persistence 1.000, illiquidity shocks have a half-life of 1763 trading days (~7.0 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Asymmetry: illiquidity responds almost entirely to negative returns
μ
ILLIQ-AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0000 | 0.00 |
α ARCH Response to squared shocks | 0.0020 | 0.31 |
β GARCH Volatility persistence | 0.9751 | 264.26*** |
γ leverage Additional response to negative shocks | 0.0450 | 3.62*** |
Persistence:
1.000
Half-life:
1763 days
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