HP Inc Asymmetric ILLIQ Liquidity Analysis
Illiquidity prediction for Tuesday, October 13th, 2026
1 Day
59.73
decreased by 0.57
1 Week
55.99
decreased by 4.31
1 Month
58.47
decreased by 1.83
Analysis last updated: Monday, October 12, 2026 at 09:49 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 9, 2026Model Insight
With persistence 0.998, illiquidity shocks have a half-life of 383 trading days (~1.5 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Asymmetry: Illiquidity rises 197% more after negative returns
μ
ILLIQ-AMEM Model
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High persistence: persistence 0.998, shock half-life ~383 daysAsymmetry: Illiquidity rises 197% more after negative returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.3504 | 2.43** |
| αARCH | 0.0273 | 4.96*** |
| βGARCH | 0.9440 | 238.39*** |
| γleverage | 0.0537 | 5.51*** |
0.998
Persistence383d
Half-lifeμ
ILLIQ-AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.3504 | 2.43** |
α ARCH Response to squared shocks | 0.0273 | 4.96*** |
β GARCH Volatility persistence | 0.9440 | 238.39*** |
γ leverage Additional response to negative shocks | 0.0537 | 5.51*** |
Persistence:
0.998
Half-life:
383 days
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