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.

Tradr 2X Long CRDO Daily ETF (CRDU) had 180-Day Put-Call Ratio (Volume) of 39.9884 for 2026-08-21.

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 2026-08-21

Volatility Metrics
Historical Volatility (Close-to-Close)	2.0525
Historical Volatility (Parkinson)	1.7072
Implied Volatility (Calls)	1.6627
Implied Volatility (Puts)	1.8452
Implied Volatility (Mean)	1.7540
Put-Call Implied Volatility Ratio	1.1097
Implied Volatility Skew	0.0078
Option Statistics
Put-Call Ratio (Volume)	39.9884
Put-Call Ratio (Open Interest)	0.9835