Put-Call Ratio (Volume) (20-Day)

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

MSA Safety Incorporporated (MSA) 20-Day Put-Call Ratio (Volume) data is not available for 2025-11-11.

Over 300 data fields encompassing historical volatility, implied volatility, and put-call ratios for multiple time frames
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Figures for 2025-11-11

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4175
Historical Volatility (Parkinson)	0.3300
Implied Volatility (Calls)	0.2562
Implied Volatility (Puts)	0.2427
Implied Volatility (Mean)	0.2495
Put-Call Implied Volatility Ratio	0.9475
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	4.7208