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.

BlackRock (BLK) had 180-Day Put-Call Ratio (Open Interest) of 1.2535 for 2026-07-06.

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Figures for 2026-07-06

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2960
Historical Volatility (Parkinson)	0.2616
Implied Volatility (Calls)	0.3078
Implied Volatility (Puts)	0.3124
Implied Volatility (Mean)	0.3101
Put-Call Implied Volatility Ratio	1.0146
Implied Volatility Skew	0.0255
Option Statistics
Put-Call Ratio (Volume)	6.3810
Put-Call Ratio (Open Interest)	1.2535