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V-Lab

Sierra Bancorp Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Friday, July 24th, 2026

1 Day

4,987.27

decreased by 264.20

1 Week

5,618.80

increased by 367.33

1 Month

5,548.08

increased by 296.61

Analysis last updated: Thursday, July 23, 2026 at 09:18 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Sierra Bancorp ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Jun 20, 1996 to Jul 17, 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 22 trading days.

μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.4621
5.17***
α

ARCH

Response to squared shocks

0.1185
13.59***
β

GARCH

Volatility persistence

0.8502
64.80***
γi Spline Coefficients
K=6
γ1-0.2947
-7.83***
γ20.4889
8.21***
γ3-0.2737
-6.20***
γ40.0909
2.75***
γ50.0328
1.35
γ6-0.1304
-4.37***

Persistence:

0.969

Half-life:

22 days