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.

International Business Machines Corporation (IBM) had 180-Day Put-Call Ratio (Open Interest) of 0.6103 for 2025-09-16.

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Figures for 2025-09-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2870
Historical Volatility (Parkinson)	0.2377
Implied Volatility (Calls)	0.2930
Implied Volatility (Puts)	0.2871
Implied Volatility (Mean)	0.2901
Put-Call Implied Volatility Ratio	0.9800
Implied Volatility Skew	0.0205
Option Statistics
Put-Call Ratio (Volume)	1.5384
Put-Call Ratio (Open Interest)	0.6103