V-Lab
Aker Biomarine Asa Asymmetric ILLIQ Liquidity Analysis
High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful
Illiquidity prediction for Friday, August 7th, 2026
1 Day
4,487.28
1 Week
3,986.86
1 Month
8,852.38
Analysis last updated: Friday, August 7, 2026 at 07:58 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jul 6, 2020 to Jul 31, 2026Model Insight
With persistence 1.000, illiquidity shocks have a half-life of 693147 trading days (~2750.6 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Asymmetry: Illiquidity rises 174% more after negative returns
ILLIQ-AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.0000 | 0.46 |
α ARCH Response to squared shocks | 0.0537 | 12.14*** |
β GARCH Volatility persistence | 0.8998 | 308.98*** |
γ leverage Additional response to negative shocks | 0.0931 | 9.60*** |
Persistence:
1.000
Half-life:
693147 days
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