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Protara Therapeutic Inc Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Monday, August 24th, 2026

1 Day

10,013.59

increased by 1,444.92

1 Week

8,782.96

increased by 214.29

1 Month

12,079.30

increased by 3,510.63

Analysis last updated: Friday, August 21, 2026 at 09:17 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 21, 2026

Model Insight

With persistence 0.996, illiquidity shocks have a half-life of 160 trading days (~0.6 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

0.9666
3.90***
α

ARCH

Response to squared shocks

0.1984
12.96***
β

GARCH

Volatility persistence

0.7973
55.12***
γi Spline Coefficients
K=2
γ1-0.2019
-3.54***
γ20.3557
3.55***

Persistence:

0.996

Half-life:

160 days