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V-Lab

PowerX Inc AGARCH Volatility Analysis

Volatility prediction for Monday, August 17th, 2026

1 Day

87.07%

decreased by 0.13%

1 Week

105.72%

increased by 18.52%

1 Month

125.21%

increased by 38.01%

Analysis last updated: Saturday, August 15, 2026 at 11:19 PM UTC

Date Range:

from

to

6M ·

All

graph of PowerX Inc AGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Dec 19, 2025 to Aug 14, 2026
Boundary Parameters

Model Insight

The news-impact curve is shifted (γ = 0.93) so that negative returns raise next-day volatility more than positive returns of the same size. The gap is largest for small shocks and narrows for larger ones.

σ

AGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

15.0000
6.47***
α

ARCH

Response to squared shocks

0.3177
11.17***
β

GARCH

Volatility persistence

0.4682
48.74***
γ

leverage

Additional response to negative shocks

0.9304
1.97**

Persistence:

0.786

Half-life:

3 days