Put-Call Ratio (Volume) (30-Day)

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

Repligen Corporation (RGEN) had 30-Day Put-Call Ratio (Volume) of 2.0000 for 2026-08-18.

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Figures for 2026-08-18

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5451
Historical Volatility (Parkinson)	0.5228
Implied Volatility (Calls)	0.4066
Implied Volatility (Puts)	0.4153
Implied Volatility (Mean)	0.4110
Put-Call Implied Volatility Ratio	1.0213
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	2.0000
Put-Call Ratio (Open Interest)	0.2417