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V-Lab

PowerBank Corp GAS-GARCH Student T Volatility Analysis

Volatility prediction for Monday, August 24th, 2026

1 Day

57.52%

decreased by 4.96%

1 Week

65.09%

increased by 2.61%

1 Month

82.23%

increased by 19.75%

Analysis last updated: Friday, August 21, 2026 at 10:04 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of PowerBank Corp GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Apr 8, 2024 to Aug 21, 2026

Model Insight

Volatility shocks decay with a half-life of 11 trading days, meaning a shock loses half its impact after approximately 11 days. Returns follow a Student-t distribution with v = 4.24 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

45.0766
3.21***
α

ARCH

Response to squared shocks

0.1765
11.51***
β

GARCH

Volatility persistence

0.9387
45.60***
ν

DF

Student-t tail thickness

4.2404
5.27***

Persistence:

0.939

Half-life:

11 days