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V-Lab

Zai Lab Ltd Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Tuesday, August 25th, 2026

1 Day

922.99

decreased by 43.69

1 Week

1,036.88

increased by 70.20

1 Month

1,412.06

increased by 445.38

Analysis last updated: Monday, August 24, 2026 at 09:15 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Zai Lab Ltd ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Sep 20, 2017 to Aug 21, 2026

Model Insight

With persistence 0.998, illiquidity shocks have a half-life of 428 trading days (~1.7 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

1.0013
6.18***
α

ARCH

Response to squared shocks

0.1085
10.34***
β

GARCH

Volatility persistence

0.8898
89.37***
γi Spline Coefficients
K=1
γ1-0.0208
-0.56

Persistence:

0.998

Half-life:

428 days