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Big Digital Energy Inc Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Friday, October 23rd, 2026

1 Day

127.30%

increased by 2.76%

1 Week

133.68%

increased by 9.14%

1 Month

140.22%

increased by 15.68%

Analysis last updated: Thursday, October 22, 2026 at 09:10 PM UTC

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Date Range:

from

10/22/2024

to

10/22/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Big Digital Energy Inc S0GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Feb 22, 2012 to Oct 16, 2026

Model Insight

This model fits a time-varying baseline (a spline), so volatility mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 2 trading days.

τ

Zero Slope Spline-GARCH Model

Tap to view equation

Time-varying baseline: volatility reverts to a slowly-shifting spline trend
ParamValuet-stat
ωconst1.9767
2.93***
αARCH0.2187
5.13***
βGARCH0.5311
6.44***
∑γi Spline Coefficients
K=9
γ1-1.9640
-1.61
γ24.2784
2.19**
γ3-4.6396
-3.25***
γ44.0387
3.61***
γ5-2.6582
-3.22***
γ62.1946
2.99***
γ7-2.1216
-3.13***
γ80.8242
1.13
γ90.2492
0.30

0.750

Persistence

2d

Half-life
τ

Zero Slope Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.9767
2.93***
α

ARCH

Response to squared shocks

0.2187
5.13***
β

GARCH

Volatility persistence

0.5311
6.44***
∑γi Spline Coefficients
K=9
γ1-1.9640
-1.61
γ24.2784
2.19**
γ3-4.6396
-3.25***
γ44.0387
3.61***
γ5-2.6582
-3.22***
γ62.1946
2.99***
γ7-2.1216
-3.13***
γ80.8242
1.13
γ90.2492
0.30

Persistence:

0.750

Half-life:

2 days