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	param	t-stat
$ω$	0.2852	11.50
$α$	0.0536	15.35
$β$	0.9018	238.06
$γ$	0.0603	8.36

V-Lab

Biogen Inc GJR-GARCH Volatility Analysis

Volatility Prediction for Monday, February 23rd, 2026:41.94% (-1.31%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Biogen Inc Analyses