Masayoshi Son is asking Wall Street banks to open their pocketbooks if they want in on what could be the biggest-ever initial public offering, according to people familiar with the matter.
SoftBank Group Corp. has told potential underwriters seeking a large role in the blockbuster IPO of its Japanese wireless unit that they should offer to lend to other parts of the parent company’s empire, said the people, who asked to not be identified because the matter isn’t public.
