V-Lab
HP Inc Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Monday, October 5th, 2026
1 Day
50.87
decreased by 3.26
1 Week
53.41
decreased by 0.72
1 Month
59.68
increased by 5.55
Analysis last updated: Friday, October 2, 2026 at 11:41 PM UTC
Press Delete or Backspace to remove this series.
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jan 2, 1990 to Oct 2, 2026Model Insight
With persistence 0.998, illiquidity shocks have a half-life of 346 trading days (~1.4 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
ILLIQ-SMEM Model
Tap to view equation
High persistence: persistence 0.998, shock half-life ~346 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 1.0454 | 9.18*** |
| αARCH | 0.0660 | 14.66*** |
| βGARCH | 0.9321 | 208.19*** |
Spline Coefficients
K=1
| γ1 | -0.0004 | -0.47 |
0.998
Persistence346d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.0454 | 9.18*** |
α ARCH Response to squared shocks | 0.0660 | 14.66*** |
β GARCH Volatility persistence | 0.9321 | 208.19*** |
Spline Coefficients
K=1
| γ1 | -0.0004 | -0.47 |
Persistence:
0.998
Half-life:
346 days
Other HP Inc Analyses
Other Spline ILLIQ Analyses on Equities