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.

York Space Systems Inc. (YSS) had 30-Day Put-Call Ratio (Volume) of 0.3013 for 2026-02-19.

Over 300 data fields encompassing historical volatility, implied volatility, and put-call ratios for multiple time frames
Download data in CSV, Excel, JSON, or XML format
Up to 20 years of data history
52-Week Rank and Percentile for all metrics and time frames

10-Day 20-Day 30-Day 60-Day
90-Day 120-Day 150-Day 180-Day

Figures for 2026-02-19

Volatility Metrics
Historical Volatility (Close-to-Close)	--
Historical Volatility (Parkinson)	--
Implied Volatility (Calls)	1.2877
Implied Volatility (Puts)	1.5589
Implied Volatility (Mean)	1.4233
Put-Call Implied Volatility Ratio	1.2106
Implied Volatility Skew	0.0255
Option Statistics
Put-Call Ratio (Volume)	0.3013
Put-Call Ratio (Open Interest)	0.4671