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.

Serve Robotics Inc. (SERV) had 150-Day Put-Call Ratio (Volume) of 1.0043 for 2026-04-20.

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Figures for 2026-04-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.9038
Historical Volatility (Parkinson)	0.7432
Implied Volatility (Calls)	0.7902
Implied Volatility (Puts)	1.0576
Implied Volatility (Mean)	0.9239
Put-Call Implied Volatility Ratio	1.3383
Implied Volatility Skew	-0.0415
Option Statistics
Put-Call Ratio (Volume)	1.0043
Put-Call Ratio (Open Interest)	0.8988