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.

Align Technology, Inc. (ALGN) had 30-Day Put-Call Ratio (Volume) of 0.6654 for 2025-10-03.

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Figures for 2025-10-03

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2911
Historical Volatility (Parkinson)	0.2803
Implied Volatility (Calls)	0.6585
Implied Volatility (Puts)	0.7505
Implied Volatility (Mean)	0.7045
Put-Call Implied Volatility Ratio	1.1397
Implied Volatility Skew	0.1137
Option Statistics
Put-Call Ratio (Volume)	0.6654
Put-Call Ratio (Open Interest)	1.0699