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	param	t-stat
$ω$	0.0254	18.45
$α$	0.0727	29.69
$β$	0.9272	387.79
$γ$	0.4610	20.56
$δ$	1.2230	21.03

V-Lab

Vanguard Energy ETF APARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:23.12% (+2.40%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Vanguard Energy ETF Analyses