Derwent London PLC Asymmetric ILLIQ Liquidity Analysis
Illiquidity prediction for Tuesday, October 27th, 2026
1 Day
2,201.83
decreased by 22.44
1 Week
2,242.83
increased by 18.56
1 Month
2,323.31
increased by 99.04
Analysis last updated: Tuesday, October 27, 2026 at 09:35 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
Jun 9, 1998 to Oct 23, 2026Model Insight
With persistence 0.999, illiquidity shocks have a half-life of 1030 trading days (~4.1 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
ILLIQ-AMEM Model
Tap to view equation
High persistence: persistence 0.999, shock half-life ~1030 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 1.4682 | 0.56 |
| αARCH | 0.0095 | 2.29** |
| βGARCH | 0.9840 | 247.49*** |
| γleverage | 0.0117 | 1.53 |
0.999
Persistence1030d
Half-lifeμ
ILLIQ-AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.4682 | 0.56 |
α ARCH Response to squared shocks | 0.0095 | 2.29** |
β GARCH Volatility persistence | 0.9840 | 247.49*** |
γ leverage Additional response to negative shocks | 0.0117 | 1.53 |
Persistence:
0.999
Half-life:
1030 days
Other Derwent London PLC Analyses
Other Asymmetric ILLIQ Analyses on Real Estate