Centuria Capital Group 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 Thursday, October 29th, 2026
1 Day
4,541.59
1 Week
4,730.92
1 Month
4,904.73
Analysis last updated: Thursday, October 29, 2026 at 08:44 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Mar 27, 2002 to Oct 23, 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
Tap to view equation
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0000 | 0.00 |
| αARCH | 0.0193 | 2.56** |
| βGARCH | 0.9690 | 277.08*** |
| γleverage | 0.0235 | 1.95* |
1.000
Persistence1386294d
Half-lifeILLIQ-AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0000 | 0.00 |
α ARCH Response to squared shocks | 0.0193 | 2.56** |
β GARCH Volatility persistence | 0.9690 | 277.08*** |
γ leverage Additional response to negative shocks | 0.0235 | 1.95* |
Persistence:
1.000
Half-life:
1386294 days
Other Centuria Capital Group Analyses
Other Asymmetric ILLIQ Analyses on Units