Put-Call Ratio (Volume) (150-Day)

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

Transdigm Group Incorporated (TDG) had 150-Day Put-Call Ratio (Volume) of 0.8593 for 2026-10-19.

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Figures for 2026-10-19

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2585
Historical Volatility (Parkinson)	0.2500
Implied Volatility (Calls)	0.3161
Implied Volatility (Puts)	0.3139
Implied Volatility (Mean)	0.3150
Put-Call Implied Volatility Ratio	0.9931
Implied Volatility Skew	0.0256
Option Statistics
Put-Call Ratio (Volume)	0.8593
Put-Call Ratio (Open Interest)	0.5610