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	param	t-stat
$ω$	0.7953	7.99
$α$	0.2465	3.83
$β$	0.2946	3.10
$γ_{1}$	-0.1122	-1.67
$γ_{2}$	0.0397	0.38
$γ_{3}$	0.0152	0.16
$γ_{4}$	0.3105	3.24
$γ_{5}$	-0.5207	-5.34
$γ_{6}$	0.3950	3.48
$γ_{7}$	-0.1295	-0.93
$γ_{8}$	0.0146	0.13
$γ_{9}$	-0.0026	-0.03
$γ_{10}$	-0.0386	-0.41

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CarMax Inc Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:59.18% (-18.11%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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