CNBC's Dan Murphy goes behind the scenes at OPEC HQ in Vienna, Austria and speaks with Secretary-General Haitham Al-Ghais.

OPEC oil output rose in May, a Reuters survey found, although the increase was limited as Iraq pumped below target to compensate for earlier overproduction and Saudi Arabia and the United Arab ...

OPEC's report also found crude production by the wider OPEC+ fell in April by 106,000 bpd to 40.92 million bpd due in part to a reduction in Kazakhstan, which is under pressure to boost compliance ...

OPEC+ will accelerate oil output hikes and could bring back to the market as much as 2.2 million barrels per day by November, five OPEC+ sources said as the group's leader Saudi Arabia seeks to ...

Saudi Arabia, the de facto leader of OPEC Plus, is signaling that it is reluctant to hold back millions of barrels a day of oil that it could produce, especially when other members of the group ...

OPEC's oil output increase in May was less than planned, as some members compensated for previous overproduction, according to the latest OPEC Monthly Oil Market Report.

An oil port at Ras Tanura, Saudi Arabia, in 2018. The kingdom and seven other members of the OPEC Plus oil cartel will ramp up oil production by 411,000 barrels a day in July.

OPEC is an organization of 12 of the countries responsible for oil production in the world. It includes Algeria, the Republic of the Congo, Equatorial Guinea, Gabon, Iran, Iraq, ...

OPEC now sees global demand growing by 1.3 million barrels a day, or mbd, in 2025 and by 1.28 mbd in 2026. In March, the cartel had forecast growth of 1.45 mbd this year and 1.43 mbd in 2026.