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	param	t-stat
$ω$	0.0421	16.88
$α$	0.1249	39.12
$β$	0.8501	240.40
$γ$	0.2812	13.46

V-Lab

Berkshire Hathaway Inc AGARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:16.45% (-0.44%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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