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	param	t-stat
$ω$	0.4735	4.86
$α$	0.0052	2.29
$β$	0.9480	308.49
$γ$	0.0496	6.24

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Alphatec Holdings Inc GJR-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:80.40% (-1.37%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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