Oil started the week off with mixed readings after last week’s nearly 5% rise as investor sentiment in black gold continued to be buoyed by hopes of extension to the OPEC-led deal to curb production. U.S. crude showed cautious trade around the unchanged mark Monday with the benchmark unable to hold the $54 mark, though the London barrel managed to extend gains. The U.S. West Texas Intermediate crude December contract slipped 2 cents, or 0.04%, to $53.88 a barrel by 5:12AM ET (9:12GMT). Click Read More below for additional information.

Futures added 0.7 percent in New York after advancing 3.3 percent the previous two sessions. The global economic recovery has gained traction and oil de-stocking gathered pace in recent months, Barkindo said Tuesday. Producers in the U.S. Gulf have cut output by a million barrels a day, or 59 percent, because of Tropical Storm Nate, the Bureau of Safety & Environmental Enforcement said. Oil has inched higher in the past few days -- following the biggest weekly loss since May -- on signs of tighter supply. U.S. crude stockpiles probably fell by 2.4 million barrels last week, according to a Bloomberg survey before an Energy Information Administration report Thursday. Barkindo, speaking in New Delhi, said the Organization of Petroleum Exporting Countries had boosted oil-demand estimates for this year and next. “OPEC is talking to a market which is currently prepared to listen, given the visible improvements seen during the past few months,” said Ole Sloth Hansen, head of commodity strategy at Saxo Bank A/S. Click Read More below for more of the story.

OPEC's oil production rose again in June, driven by increases in Libya and Nigeria and as top exporter Saudi Arabia reported it pumped more than it agreed to last year. The producer group's total output jumped by about 393,500 barrels a day to a total of 32.6 million barrels a day last month, according to independent assessments cited by OPEC in a monthly report. The increases came despite the producer group extending a deal to limit production in May. Click Read More below for additional detail.