V-Lab
General Electric Co Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Wednesday, September 30th, 2026
1 Day
9.91
decreased by 0.48
1 Week
9.91
decreased by 0.48
1 Month
11.54
increased by 1.15
Analysis last updated: Tuesday, September 29, 2026 at 09:45 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jan 2, 1990 to Sep 25, 2026Model Insight
With persistence 0.999, illiquidity shocks have a half-life of 656 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 ~656 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 1.0407 | 7.00*** |
| αARCH | 0.0518 | 14.43*** |
| βGARCH | 0.9471 | 263.68*** |
Spline Coefficients
K=1
| γ1 | -0.0013 | -1.09 |
0.999
Persistence656d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.0407 | 7.00*** |
α ARCH Response to squared shocks | 0.0518 | 14.43*** |
β GARCH Volatility persistence | 0.9471 | 263.68*** |
Spline Coefficients
K=1
| γ1 | -0.0013 | -1.09 |
Persistence:
0.999
Half-life:
656 days
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