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	param	t-stat
$ω$	1.0173	7.00
$α$	0.1530	4.20
$β$	0.7112	13.26
$γ_{1}$	0.0398	1.88
$γ_{2}$	-0.0858	-2.24

V-Lab

RingCentral Inc Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:53.37% (-5.78%)

Date Range:

Parameter Estimates

News Impact Curve

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