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Vanda Pharmaceuticals Inc Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Thursday, August 6th, 2026

1 Day

5,833.04

increased by 99.30

1 Week

5,604.09

decreased by 129.65

1 Month

4,961.25

decreased by 772.49

Analysis last updated: Wednesday, August 5, 2026 at 09:14 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Vanda Pharmaceuticals Inc ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Apr 12, 2006 to Jul 31, 2026

Model Insight

With persistence 0.999, illiquidity shocks have a half-life of 1079 trading days (~4.3 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.6925
3.80***
α

ARCH

Response to squared shocks

0.1935
24.69***
β

GARCH

Volatility persistence

0.8059
103.08***
γi Spline Coefficients
K=3
γ1-0.0858
-2.72***
γ20.1177
2.76***
γ3-0.0403
-1.26

Persistence:

0.999

Half-life:

1079 days