HP Inc Asymmetric ILLIQ Liquidity Analysis
Illiquidity prediction for Monday, October 26th, 2026
1 Day
53.11
decreased by 2.02
1 Week
54.88
decreased by 0.25
1 Month
56.30
increased by 1.17
Analysis last updated: Friday, October 23, 2026 at 11:21 PM UTC
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News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jan 2, 1990 to Oct 23, 2026Model Insight
With persistence 0.998, illiquidity shocks have a half-life of 384 trading days (~1.5 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Asymmetry: Illiquidity rises 198% more after negative returns
μ
ILLIQ-AMEM Model
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High persistence: persistence 0.998, shock half-life ~384 daysAsymmetry: Illiquidity rises 198% more after negative returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.3483 | 2.42** |
| αARCH | 0.0271 | 4.94*** |
| βGARCH | 0.9442 | 238.92*** |
| γleverage | 0.0537 | 5.52*** |
0.998
Persistence384d
Half-lifeμ
ILLIQ-AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.3483 | 2.42** |
α ARCH Response to squared shocks | 0.0271 | 4.94*** |
β GARCH Volatility persistence | 0.9442 | 238.92*** |
γ leverage Additional response to negative shocks | 0.0537 | 5.52*** |
Persistence:
0.998
Half-life:
384 days
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