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V-Lab

PubMatic Inc Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Friday, September 25th, 2026

1 Day

1,756.47

increased by 79.79

1 Week

1,714.23

increased by 37.55

1 Month

1,962.74

increased by 286.06

Analysis last updated: Thursday, September 24, 2026 at 09:06 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of PubMatic Inc ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Dec 9, 2020 to Sep 18, 2026

Model Insight

This model fits a time-varying baseline (a spline), so illiquidity mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 19 trading days.

μ

ILLIQ-SMEM Model

Tap to view equation

Time-varying baseline: illiquidity reverts to a slowly-shifting spline trend
ParamValuet-stat
ωconst1.1960
11.01***
αARCH0.0908
6.78***
βGARCH0.8736
44.91***
∑γi Spline Coefficients
K=1
γ1-0.0841
-4.31***

0.964

Persistence

19d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.1960
11.01***
α

ARCH

Response to squared shocks

0.0908
6.78***
β

GARCH

Volatility persistence

0.8736
44.91***
∑γi Spline Coefficients
K=1
γ1-0.0841
-4.31***

Persistence:

0.964

Half-life:

19 days