Goldman Sachs, Citi said to be in lead for top roles in Aramco IPO

The sale could be the largest ever, based on the government's $2 trillion valuation of the company

Saudi Arabian Oil Co is set to appoint banks including Goldman Sachs Group Inc and Citigroup Inc to help manage its initial public offering, people familiar with the matter said, as the state-owned crude producer pushes ahead with what could be the world’s largest share sale.

JPMorgan Chase & Co, HSBC Holdings Plc and Morgan Stanley, which have been advisers on the share sale, are also expected to be named as global coordinators, the people said, asking not to be identified because the information is private. Some banks pitching for roles on the IPO are tentatively valuing the company at between