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.

MapLight Therapeutics, Inc. (MPLT) had 150-Day Put-Call Ratio (Volume) of 16.6667 for 2026-07-20.

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Figures for 2026-07-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.7825
Historical Volatility (Parkinson)	0.8289
Implied Volatility (Calls)	2.1779
Implied Volatility (Puts)	2.0504
Implied Volatility (Mean)	2.1142
Put-Call Implied Volatility Ratio	0.9415
Implied Volatility Skew	0.0636
Option Statistics
Put-Call Ratio (Volume)	16.6667
Put-Call Ratio (Open Interest)	0.0848