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V-Lab
V-Lab

PowerBank Corp MF2-GARCH Volatility Analysis

Volatility prediction for Monday, September 14th, 2026

1 Day

72.15%

decreased by 0.04%

1 Week

83.87%

increased by 11.68%

1 Month

105.66%

increased by 33.47%

Analysis last updated: Friday, September 11, 2026 at 11:18 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of PowerBank Corp MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Apr 8, 2024 to Sep 11, 2026
Boundary Parameters

Model Insight

This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 392% more than negative returns. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and uncommon among risky assets.

σ

MF2-GARCH Model

Tap to view equation

Inverse leverage: Positive returns increase volatility 392% more than negative returns
ParamValuet-stat
mwindow66
αARCH0.4679
8.32***
βGARCH0.6247
17.73***
γleverage-0.3727
-4.94***
λ₁tau intercept10.0000
0.63
λ₂forecast adj.0.0000
0.00
λ₃tau persistence0.8416
2.97***

0.906

Persistence

7d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

66
α

ARCH

Response to squared shocks

0.4679
8.32***
β

GARCH

Volatility persistence

0.6247
17.73***
γ

leverage

Additional response to negative shocks

-0.3727
-4.94***
λ₁

tau intercept

Baseline long-term coefficient

10.0000
0.63
λ₂

forecast adj.

Forecast performance sensitivity

0.0000
0.00
λ₃

tau persistence

Long-term factor persistence

0.8416
2.97***

Persistence:

0.906

Half-life:

7 days