V-Lab
RTX Corp 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 Friday, September 11th, 2026
1 Day
14.29
1 Week
14.55
1 Month
12.60
Analysis last updated: Thursday, September 10, 2026 at 10:01 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 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.
Asymmetry: Illiquidity rises 169% more after negative returns
ILLIQ-AMEM Model
Tap to view equation
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0633 | 1.87* |
| αARCH | 0.0249 | 5.26*** |
| βGARCH | 0.9542 | 270.61*** |
| γleverage | 0.0419 | 6.05*** |
1.000
Persistence1386294d
Half-lifeILLIQ-AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0633 | 1.87* |
α ARCH Response to squared shocks | 0.0249 | 5.26*** |
β GARCH Volatility persistence | 0.9542 | 270.61*** |
γ leverage Additional response to negative shocks | 0.0419 | 6.05*** |
Persistence:
1.000
Half-life:
1386294 days
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