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	param	t-stat
$ω$	1.2518	17.45
$α$	0.0755	12.02
$β$	0.7775	105.45
$γ$	0.1322	7.35

V-Lab

Halozyme Therapeutics Inc GJR-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:47.72% (+5.48%)

Date Range:

Parameter Estimates

News Impact Curve

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