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.

BlackLine (BL) had 30-Day Put-Call Ratio (Open Interest) of 0.3270 for 2025-10-13.

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Figures for 2025-10-13

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2985
Historical Volatility (Parkinson)	0.2739
Implied Volatility (Calls)	0.5430
Implied Volatility (Puts)	0.5696
Implied Volatility (Mean)	0.5563
Put-Call Implied Volatility Ratio	1.0490
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.1636
Put-Call Ratio (Open Interest)	0.3270