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	param	t-stat
$ω$	0.0611	17.83
$α$	0.0976	24.56
$β$	0.8803	182.45
$γ$	0.4308	16.04
$δ$	1.3449	29.89

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Columbia Seligman Premium Technology Growth Fund Inc APARCH Volatility Analysis

Volatility Prediction for Wednesday, February 11th, 2026:27.78% (-1.49%)

Date Range:

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News Impact Curve

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