Put-Call Ratio (Open Interest) (30-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.

Strategy Inc (MSTR) had 30-Day Put-Call Ratio (Open Interest) of 1.7801 for 2026-10-30.

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Figures for 2026-10-30

Volatility Metrics
Historical Volatility (Close-to-Close)	0.7300
Historical Volatility (Parkinson)	0.5890
Implied Volatility (Calls)	0.7445
Implied Volatility (Puts)	0.7580
Implied Volatility (Mean)	0.7513
Put-Call Implied Volatility Ratio	1.0182
Implied Volatility Skew	0.0498
Option Statistics
Put-Call Ratio (Volume)	1.0898
Put-Call Ratio (Open Interest)	1.7801