Revolut Founder to Sell Stake in Company in $500m Share Sale Nik Storonsky, the chief executive of fintech giant Revolut, is planning to sell part of his multibillion-dollar stake in the company as part of a $500m (£391m) share sale. According to sources in the city, Storonsky intends to offload stock worth tens or even hundreds of millions of dollars in the secondary deal in the coming weeks.