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	param	t-stat
$ω$	0.3040	6.42
$α$	0.1095	12.57
$β$	0.7510	35.76
$γ$	-0.1851	-2.41
$δ$	0.5428	5.42

V-Lab

Proto Labs Inc APARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:42.06% (-3.92%)

Date Range:

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News Impact Curve

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