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	param	t-stat
$ω$	0.5675	4.86
$α$	0.1642	8.06
$β$	0.7823	34.27
$γ_{1}$	-0.0158	-3.86
$γ_{2}$	0.0158	2.87
$γ_{3}$	0.0028	1.26

V-Lab

Sumitomo Mitsui Trust Group Inc Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:28.93% (-2.64%)

Date Range:

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News Impact Curve

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