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	param	t-stat
$ω$	0.0598	5.76
$α$	0.1536	13.37
$β$	0.7814	43.82
$γ$	0.9206	24.08
$δ$	0.5000	7.69

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Calamos S&P 500 ALT ETF DEC APARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:3.98% (+1.33%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Calamos S&P 500 ALT ETF DEC Analyses