Norway-based DNO International has said UAE-based RAK Petroleum has raised its stake in the company to 30%, Bloomberg has reported. RAK has been buying DNO shares since last year and raised its stake to 20.5% last month. Early this year, DNO CEO Helge Eide has said that the company plans to expand outside Iraq and would consider opportunities in eastern and northern Africa and the Middle East. RAK has operations that overlap with DNO, according to RAK Finance Director Pierre Henri Boutry.