V-Lab
Prologis Inc Spline ILLIQ Liquidity Analysis
High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful
Illiquidity prediction for Wednesday, August 12th, 2026
1 Day
17.61
decreased by 0.35
1 Week
18.08
increased by 0.12
1 Month
20.80
increased by 2.84
Analysis last updated: Tuesday, August 11, 2026 at 10:23 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Nov 21, 1997 to Aug 7, 2026Model Insight
With persistence 1.000, illiquidity shocks have a half-life of 99021 trading days (~392.9 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.9932 | 4.74*** |
α ARCH Response to squared shocks | 0.0528 | 8.72*** |
β GARCH Volatility persistence | 0.9472 | 131.24*** |
Spline Coefficients
K=1
| γ1 | 0.0052 | 0.33 |
Persistence:
1.000
Half-life:
99021 days
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