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	param	t-stat
$ω$	1.9984	8.90
$α$	0.0545	8.95
$β$	0.8302	61.74
$γ$	0.0485	2.92

V-Lab

Prothena Corp PLC GJR-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:63.10% (-1.43%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Prothena Corp PLC Analyses