Skip to main content
V-Lab

NextBoat Inc GJR-GARCH Volatility Analysis

Volatility prediction for Friday, September 4th, 2026

1 Day

76.16%

decreased by 2.92%

1 Week

79.05%

decreased by 0.03%

1 Month

83.24%

increased by 4.16%

Analysis last updated: Thursday, September 3, 2026 at 09:56 PM UTC

Date Range:

from

to

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 Aug 28, 2026

Model Insight

Volatility shocks decay with a half-life of 4 trading days, meaning a shock loses half its impact after approximately 4 days.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
1.07
α

ARCH

Response to squared shocks

0.2052
0.92
β

GARCH

Volatility persistence

0.7260
5.37***
γ

leverage

Additional response to negative shocks

-0.2052
-0.88

Persistence:

0.829

Half-life:

4 days