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V-Lab

MD Sass Concentrated Value ETF GJR-GARCH Volatility Analysis

Volatility prediction for Wednesday, August 26th, 2026

1 Day

15.80%

decreased by 0.51%

1 Week

15.86%

decreased by 0.45%

1 Month

16.04%

decreased by 0.27%

Analysis last updated: Tuesday, August 25, 2026 at 09:43 PM UTC

Date Range:

from

to

6M ·

All

graph of MD Sass Concentrated Value ETF GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Mar 4, 2026 to Aug 21, 2026

Model Insight

Volatility shocks decay with a half-life of 12 trading days, meaning a shock loses half its impact after approximately 12 days.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0606
2.26**
α

ARCH

Response to squared shocks

0.0000
0.00
β

GARCH

Volatility persistence

0.8811
23.24***
γ

leverage

Additional response to negative shocks

0.1241
1.76*

Persistence:

0.943

Half-life:

12 days