Daily and weekly crude oil data, including futures and options, open interest changes and commitment of traders (COT) reports.
WTI Open Interest Changes

WTI Open Interest Changes by Expirations and Futures Curve

WTI Calls/Puts Ratio

Brent Options and Futures Open Interest and Changes

Brent Open Interest Changes

Brent Open Interest Changes by Expirations and Futures Curve

Brent Calls/Puts Ratio
