Put-Call Ratio (Volume) (180-Day)

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

Aldeyra Therapeutics, Inc. (ALDX) had 180-Day Put-Call Ratio (Volume) of 0.5870 for 2026-03-05.

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Figures for 2026-03-05

Volatility Metrics
Historical Volatility (Close-to-Close)	0.7541
Historical Volatility (Parkinson)	0.6923
Implied Volatility (Calls)	2.4559
Implied Volatility (Puts)	2.1359
Implied Volatility (Mean)	2.2959
Put-Call Implied Volatility Ratio	0.8697
Implied Volatility Skew	0.0473
Option Statistics
Put-Call Ratio (Volume)	0.5870
Put-Call Ratio (Open Interest)	0.7217