Put-Call Ratio (Volume) (10-Day)

Put-Call Ratio (Volume): The ratio of puts traded to calls traded, for options with the relevant expiration date.

Apellis Pharmaceuticals, Inc. (APLS) had 10-Day Put-Call Ratio (Volume) of 4.2727 for 2026-03-04.

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Figures for 2026-03-04

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2628
Historical Volatility (Parkinson)	0.5696
Implied Volatility (Calls)	0.6061
Implied Volatility (Puts)	0.2859
Implied Volatility (Mean)	0.4460
Put-Call Implied Volatility Ratio	0.4717
Implied Volatility Skew	-0.2009
Option Statistics
Put-Call Ratio (Volume)	4.2727
Put-Call Ratio (Open Interest)	2.2518