Put-Call Ratio (Volume) (120-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 120-Day Put-Call Ratio (Volume) of 10.7692 for 2026-03-05.

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Figures for 2026-03-05

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5345
Historical Volatility (Parkinson)	0.5036
Implied Volatility (Calls)	0.5677
Implied Volatility (Puts)	0.5842
Implied Volatility (Mean)	0.5760
Put-Call Implied Volatility Ratio	1.0290
Implied Volatility Skew	0.0151
Option Statistics
Put-Call Ratio (Volume)	10.7692
Put-Call Ratio (Open Interest)	0.5602