V-Lab
Protara Therapeutic Inc Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Monday, July 27th, 2026
1 Day
6,127.64
decreased by 566.38
1 Week
7,128.34
increased by 434.32
1 Month
8,825.17
increased by 2,131.15
Analysis last updated: Friday, July 24, 2026 at 09:15 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Oct 22, 2014 to Jul 24, 2026Model Insight
With persistence 0.996, illiquidity shocks have a half-life of 175 trading days (~0.7 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 | 1.1731 | 4.34*** |
α ARCH Response to squared shocks | 0.1882 | 12.63*** |
β GARCH Volatility persistence | 0.8078 | 57.61*** |
Spline Coefficients
K=1
| γ1 | -0.0294 | -1.99** |
Persistence:
0.996
Half-life:
175 days
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