V-Lab
Apimeds Pharmaceutica US Inc 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, September 11th, 2026
1 Day
702,644.70
1 Week
728,446.23
1 Month
626,178.96
Analysis last updated: Thursday, September 10, 2026 at 10:04 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
May 9, 2025 to Sep 4, 2026Model Insight
With persistence 1.000, illiquidity shocks have a half-life of 1386294 trading days (~5501.2 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
ILLIQ-AMEM Model
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| Param | Value | t-stat |
|---|---|---|
| ωconst | 5.0000 | 0.00 |
| αARCH | 0.1648 | 1.50 |
| βGARCH | 0.7911 | 19.44*** |
| γleverage | 0.0882 | 0.49 |
1.000
Persistence1386294d
Half-lifeILLIQ-AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.0000 | 0.00 |
α ARCH Response to squared shocks | 0.1648 | 1.50 |
β GARCH Volatility persistence | 0.7911 | 19.44*** |
γ leverage Additional response to negative shocks | 0.0882 | 0.49 |
Persistence:
1.000
Half-life:
1386294 days
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