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PubMatic Inc Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Wednesday, September 16th, 2026

1 Day

1,991.63

decreased by 54.30

1 Week

2,125.90

increased by 79.97

1 Month

2,166.05

increased by 120.12

Analysis last updated: Wednesday, September 16, 2026 at 02:14 AM 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 11, 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 18 trading days.

μ

ILLIQ-SMEM Model

Tap to view equation

Time-varying baseline: illiquidity reverts to a slowly-shifting spline trend
ParamValuet-stat
ωconst1.2148
11.34***
αARCH0.0897
6.67***
βGARCH0.8730
44.08***
γi Spline Coefficients
K=1
γ1-0.0774
-4.08***

0.963

Persistence

18d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.2148
11.34***
α

ARCH

Response to squared shocks

0.0897
6.67***
β

GARCH

Volatility persistence

0.8730
44.08***
γi Spline Coefficients
K=1
γ1-0.0774
-4.08***

Persistence:

0.963

Half-life:

18 days