Put-Call Ratio (Volume) (90-Day)

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

C4 Therapeutics, Inc. (CCCC) had 90-Day Put-Call Ratio (Volume) of 0.7732 for 2026-06-03.

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 2026-06-03

Volatility Metrics
Historical Volatility (Close-to-Close)	0.9838
Historical Volatility (Parkinson)	0.9535
Implied Volatility (Calls)	1.2922
Implied Volatility (Puts)	1.2411
Implied Volatility (Mean)	1.2666
Put-Call Implied Volatility Ratio	0.9605
Implied Volatility Skew	0.0964
Option Statistics
Put-Call Ratio (Volume)	0.7732
Put-Call Ratio (Open Interest)	0.2300