V-Lab
General Electric Co Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Tuesday, September 8th, 2026
1 Day
12.85
increased by 0.03
1 Week
12.90
increased by 0.08
1 Month
12.67
decreased by 0.15
Analysis last updated: Friday, September 4, 2026 at 10:53 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jan 2, 1990 to Sep 4, 2026Model Insight
With persistence 0.999, illiquidity shocks have a half-life of 649 trading days (~2.6 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
ILLIQ-SMEM Model
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High persistence: persistence 0.999, shock half-life ~649 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 1.0419 | 7.01*** |
| αARCH | 0.0518 | 14.43*** |
| βGARCH | 0.9471 | 263.75*** |
Spline Coefficients
K=1
| γ1 | -0.0011 | -0.95 |
0.999
Persistence649d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.0419 | 7.01*** |
α ARCH Response to squared shocks | 0.0518 | 14.43*** |
β GARCH Volatility persistence | 0.9471 | 263.75*** |
Spline Coefficients
K=1
| γ1 | -0.0011 | -0.95 |
Persistence:
0.999
Half-life:
649 days
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