Put-Call Ratio (Open Interest) (150-Day)

Put-Call Ratio (Open Interest): The ratio of outstanding put contracts to outstanding call contracts at the close of the trading day, for options with the relevant expiration date.

FlexShares Morningstar Global Upstream Natural Resources ETF (GUNR) had 150-Day Put-Call Ratio (Open Interest) of 0.4737 for 2026-04-06.

For much more extensive volatility insights, check out our new product VolVue:

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

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1899
Historical Volatility (Parkinson)	0.1303
Implied Volatility (Calls)	0.2123
Implied Volatility (Puts)	0.2301
Implied Volatility (Mean)	0.2212
Put-Call Implied Volatility Ratio	1.0836
Implied Volatility Skew	0.0297
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	0.4737