The current price of Brent Crude Oil Futures is 86.09 USD — it has fallen 0.19% in the past 24 hours.
Open interest is the number of contracts held by traders in active positions — they're not closed or expired. For Brent Crude Oil Futures this number is 0. You can use it to track a prevailing market trend and adjust your own strategy: declining open interest for Brent Crude Oil Futures shows that traders are closing their positions, which means a weakening trend.