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V-Lab

Zymeworks Inc. Spline ILLIQ Liquidity Analysis

High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful

Illiquidity prediction for Monday, September 21st, 2026

1 Day

1,495.81

decreased by 11.49

1 Week

1,586.06

increased by 78.76

1 Month

1,684.23

increased by 176.93

Analysis last updated: Friday, September 18, 2026 at 11:04 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Zymeworks Inc. ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Apr 28, 2017 to Sep 18, 2026

Model Insight

With persistence 1.000, illiquidity shocks have a half-life of 9902 trading days (~39.3 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

μ

ILLIQ-SMEM Model

Tap to view equation

High persistence: persistence 1.000, shock half-life ~9902 days
ParamValuet-stat
ωconst0.9121
4.47***
αARCH0.1430
11.19***
βGARCH0.8569
67.12***
γi Spline Coefficients
K=1
γ1-0.1208
-1.75*

1.000

Persistence

9902d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.9121
4.47***
α

ARCH

Response to squared shocks

0.1430
11.19***
β

GARCH

Volatility persistence

0.8569
67.12***
γi Spline Coefficients
K=1
γ1-0.1208
-1.75*

Persistence:

1.000

Half-life:

9902 days