SoftBank itself will come out with a 15% stake in Uber as part of a primary and secondary deal that looks set to top $8bn.

A consortium headed by telecommunications group SoftBank has agreed to buy a stake in US-based ride hailing service Uber sized at roughly 18%, various outlets reported yesterday and today.

The consortium, which includes investment firm Dragoneer and private equity group TPG, is buying secondary shares equating a stake in the company sized at between 14% and 15% at a $48bn valuation, for up to $7.2bn.

The group will buy an additional $1.25bn in new shares at a $68bn valuation, similar…