Apex Biotechnology Co Ltd Asymmetric ILLIQ Liquidity Analysis
Illiquidity prediction for Wednesday, November 11th, 2026
1 Day
3,044.37
increased by 208.70
1 Week
3,065.91
increased by 230.24
1 Month
2,869.12
increased by 33.45
Analysis last updated: Wednesday, November 11, 2026 at 09:11 PM UTC
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News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Sep 10, 2001 to Nov 6, 2026Model Insight
With persistence 0.997, illiquidity shocks have a half-life of 272 trading days (~1.1 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Asymmetry: Illiquidity rises 109% more after negative returns
μ
ILLIQ-AMEM Model
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High persistence: persistence 0.997, shock half-life ~272 daysAsymmetry: Illiquidity rises 109% more after negative returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 2.6949 | 2.95*** |
| αARCH | 0.0886 | 5.33*** |
| βGARCH | 0.8607 | 112.20*** |
| γleverage | 0.0964 | 3.74*** |
0.997
Persistence272d
Half-lifeμ
ILLIQ-AMEM Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 2.6949 | 2.95*** |
α ARCH Response to squared shocks | 0.0886 | 5.33*** |
β GARCH Volatility persistence | 0.8607 | 112.20*** |
γ leverage Additional response to negative shocks | 0.0964 | 3.74*** |
Persistence:
0.997
Half-life:
272 days
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