Put-Call Ratio (Volume) (120-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 120-Day Put-Call Ratio (Volume) of 5.7282 for 2025-04-16.

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Figures for 2025-04-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4492
Historical Volatility (Parkinson)	0.4462
Implied Volatility (Calls)	0.5365
Implied Volatility (Puts)	0.5434
Implied Volatility (Mean)	0.5399
Put-Call Implied Volatility Ratio	1.0128
Implied Volatility Skew	0.0549
Option Statistics
Put-Call Ratio (Volume)	5.7282
Put-Call Ratio (Open Interest)	1.4139