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	param	t-stat
$ω$	0.1594	17.98
$α$	0.0569	15.39
$β$	0.8830	238.57
$γ$	0.0638	7.88

V-Lab

Telephone & Data Systems Inc GJR-GARCH Volatility Analysis

Volatility Prediction for Monday, February 23rd, 2026:29.08% (-0.95%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Telephone & Data Systems Inc Analyses