SoftBank Rallies on OpenAI and SB Energy IPO Plans; Its Japanese-Traded Stock Notches Best Day Since 2000

SoftBank's 30% surge in 2 days makes CEO Masayoshi Son the latest AI market winner

SoftBank founder Masayoshi Son has seen his fortune surge alongside the company's stock price.Bloomberg/Getty ImagesSoftBank Group shares have surged 30% in two days as investors pile into the AI trade.SoftBank shares were boosted by reports of OpenAI and SB Energy IPOs.SoftBank's stock gains have boosted founder and CEO Masayoshi Son's wealth to $50 billion.Japan's SoftBank Group is the latest major Asian stock to surge on investor enthusiasm a…

SoftBank rallies on OpenAI and SB Energy IPO plans; its Japanese-traded stock notches best day since 2000

SoftBank added $36 billion in market value as upcoming public listings for OpenAI and SB Energy validated its massive AI bets....

SoftBank Group Shares Surge Almost 20% on OpenAI, SB Energy IPOs

SoftBank Group Corp.’s stocks soared nearly 20% in Tokyo after reports said two companies backed by the Japanese investor - OpenAI and SB Energy Corp. - are prepari…

SoftBank-Backed Firm to File for US IPO on Data Center Ambitions

SoftBank Group Corp.-backed digital infrastructure firm SB Energy Corp. plans to file a confidential draft registration statement for a proposed initial public offering in the US, the company said in a Wednesday statement.

SoftBank sends Tokyo Stock Exchange soaring: the three pillars behind the 20% jump - Economic Scenarios

It seemed like the east wind had temporarily abated, but Masayoshi Son decided to remind us that Asian markets still have plenty of fuel left in the tank. On Thursday, May 21, 2026, SoftBank Group shares recorded a resounding 20% ​​surge on the Tokyo Stock Exchange (reaching 5,993 JPY), abruptly ending a five-day losing streak and bringing their year-to-date gains to a solid 30% . Here's the chart from Tradingeconomics. A shock wave that wasn't …