Put-Call Ratio (Volume) (30-Day)

Put-Call Ratio (Volume): The ratio of puts traded to calls traded, for options with the relevant expiration date.

Delta Air Lines, Inc. (DAL) had 30-Day Put-Call Ratio (Volume) of 1.0115 for 2025-10-31.

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Figures for 2025-10-31

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4218
Historical Volatility (Parkinson)	0.3719
Implied Volatility (Calls)	0.4265
Implied Volatility (Puts)	0.4300
Implied Volatility (Mean)	0.4283
Put-Call Implied Volatility Ratio	1.0083
Implied Volatility Skew	0.0152
Option Statistics
Put-Call Ratio (Volume)	1.0115
Put-Call Ratio (Open Interest)	1.0615