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V-Lab

Big Digital Energy Inc Asy. MEM Volatility Analysis

Volatility prediction for Wednesday, July 22nd, 2026

1 Day

150.78%

decreased by 1.51%

1 Week

152.14%

decreased by 0.15%

1 Month

157.41%

increased by 5.12%

Analysis last updated: Tuesday, July 21, 2026 at 09:14 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of Big Digital Energy Inc AMEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Feb 22, 2012 to Jul 17, 2026

Model Insight

With persistence 0.999, volatility shocks have a half-life of 471 trading days (~1.9 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

Inverse leverage: Positive returns increase volatility 81% more than negative returns

μ

AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.9502
5.92***
α

ARCH

Response to squared shocks

0.0788
11.06***
β

GARCH

Volatility persistence

0.9373
243.01***
γ

leverage

Additional response to negative shocks

-0.0352
-3.35***

Persistence:

0.999

Half-life:

471 days