Oil prices rose on Monday to extend gains from last week, bolstered as tensions remain high between Iran and the United States after US Secretary of State Mike Pompeo said "significant" sanctions would be announced on Tehran.

Oil prices extend gains, United States-Iran tensions in focus

Asian shares turned lower on Friday as trepidation ahead of the start of the US corporate earnings season and underlying anxiety over the global growth outlook eclipsed some reassuring US economic data.

Global Markets: Asian shares dip on caution over global growth, US earnings

Oil prices were mixed on Thursday, with Brent edging higher towards the psychologically important $70 level after easing in the previous session on data showing a surprise build in US inventories.

Oil prices edge lower after US inventories build