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	param	t-stat
$ω$	0.0229	13.21
$α$	0.1350	46.13
$β$	0.8607	329.28

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Graham Holdings Co MEM Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:41.61% (+1.41%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Graham Holdings Co Analyses