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Protara Therapeutic Inc Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Monday, August 17th, 2026

1 Day

10,135.74

decreased by 828.85

1 Week

11,020.30

increased by 55.71

1 Month

11,072.13

increased by 107.54

Analysis last updated: Friday, August 14, 2026 at 09:16 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Protara Therapeutic Inc ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Oct 22, 2014 to Aug 14, 2026

Model Insight

With persistence 0.996, illiquidity shocks have a half-life of 173 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

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.1726
4.34***
α

ARCH

Response to squared shocks

0.1885
12.62***
β

GARCH

Volatility persistence

0.8075
57.46***
γi Spline Coefficients
K=1
γ1-0.0268
-1.92*

Persistence:

0.996

Half-life:

173 days