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V-Lab
V-Lab

NextBoat Inc GJR-GARCH Volatility Analysis

Volatility prediction for Monday, October 5th, 2026

1 Day

70.64%

decreased by 1.82%

1 Week

74.65%

increased by 2.19%

1 Month

80.07%

increased by 7.61%

Analysis last updated: Saturday, October 3, 2026 at 12:10 AM UTC

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Date Range:

from

10/02/2024

to

10/02/2026

6M ·

All

graph of NextBoat Inc GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 13, 2025 to Oct 2, 2026
Boundary Parameters

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
ωconst5.0000
1.09
αARCH0.2140
1.00
βGARCH0.7105
4.86***
γleverage-0.2140
-0.95

0.817

Persistence

3d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
1.09
α

ARCH

Response to squared shocks

0.2140
1.00
β

GARCH

Volatility persistence

0.7105
4.86***
γ

leverage

Additional response to negative shocks

-0.2140
-0.95

Persistence:

0.817

Half-life:

3 days