Put-Call Ratio (Open Interest) (180-Day)

Put-Call Ratio (Open Interest): The ratio of outstanding put contracts to outstanding call contracts at the close of the trading day, for options with the relevant expiration date.

3M Company (MMM) had 180-Day Put-Call Ratio (Open Interest) of 0.8125 for 2025-07-16.

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Figures for 2025-07-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3426
Historical Volatility (Parkinson)	0.2794
Implied Volatility (Calls)	0.2868
Implied Volatility (Puts)	0.2852
Implied Volatility (Mean)	0.2860
Put-Call Implied Volatility Ratio	0.9943
Implied Volatility Skew	0.0275
Option Statistics
Put-Call Ratio (Volume)	1.0211
Put-Call Ratio (Open Interest)	0.8125