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	param	t-stat
$ω$	0.2074	2.72
$α$	0.1992	7.76
$β$	0.3097	4.10
$γ$	1.0000	89.28
$δ$	0.7309	2.67

V-Lab

Vanguard High-Yield Actv ETF APARCH Volatility Analysis

Volatility Prediction for Thursday, February 12th, 2026:3.98% (-2.25%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Vanguard High-Yield Actv ETF Analyses