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V-Lab
V-Lab

BARK Inc GJR-GARCH Volatility Analysis

Volatility prediction for Monday, September 14th, 2026

1 Day

77.14%

decreased by 4.14%

1 Week

76.25%

decreased by 5.03%

1 Month

75.03%

decreased by 6.25%

Analysis last updated: Friday, September 11, 2026 at 11:45 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of BARK Inc GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 11, 2020 to Sep 11, 2026

Model Insight

Volatility shocks decay with a half-life of 3 trading days, meaning a shock loses half its impact after approximately 3 days.

σ

GJR-GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 3-day half-life
ParamValuet-stat
ωconst4.3407
2.55**
αARCH0.1000
1.46
βGARCH0.7352
8.50***
γleverage-0.0660
-0.83

0.802

Persistence

3d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

4.3407
2.55**
α

ARCH

Response to squared shocks

0.1000
1.46
β

GARCH

Volatility persistence

0.7352
8.50***
γ

leverage

Additional response to negative shocks

-0.0660
-0.83

Persistence:

0.802

Half-life:

3 days