V-Lab
Idorsia Ltd Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Friday, September 4th, 2026
1 Day
5,668.69
decreased by 377.33
1 Week
6,007.17
decreased by 38.85
1 Month
4,498.00
decreased by 1,548.02
Analysis last updated: Friday, September 4, 2026 at 08:59 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jun 15, 2017 to Aug 28, 2026Model Insight
With persistence 0.994, illiquidity shocks have a half-life of 119 trading days (~0.5 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 | 0.9600 | 5.65*** |
α ARCH Response to squared shocks | 0.0975 | 9.90*** |
β GARCH Volatility persistence | 0.8967 | 87.36*** |
Spline Coefficients
K=1
| γ1 | 0.0237 | 1.58 |
Persistence:
0.994
Half-life:
119 days
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