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	param	t-stat
$ω$	0.4054	4.21
$α$	0.1136	8.78
$β$	0.7386	17.57
$γ$	-0.3035	-5.53
$δ$	0.5000	9.09

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Alector Inc APARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:63.54% (+0.19%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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