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	param	t-stat
$ω$	1.2033	7.18
$α$	0.1371	2.29
$β$	0.5241	3.21
$γ_{1}$	0.0496	0.62

V-Lab

Bt Group Plc Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:30.50% (-2.73%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Bt Group Plc Analyses