SoftBank Group shares staged a notable recovery on Tuesday, rising sharply after tumbling in the prior session as investors reacted to a mix of company-specific listing plans and wider market concerns. SoftBank Group Corp. (TYO:9984) advanced 8.1% to 6,314.0 yen and was among the leading gainers on the Nikkei 225 index, which rose 0.1%.
The late-day strength followed an over 11% decline in the previous session, with investor attention turning to developments at SB Energy, SoftBank’s data center unit. SB Energy, which earlier in September filed paperwork for a U.S. listing, has disclosed intentions to sell $500 million in shares to Japanese investors as part of that U.S. offering, according to a filing cited by Reuters.
Additional disclosures tied to SB Energy’s listing have highlighted substantial strategic backing. Nvidia has agreed to invest $1.5 billion through a private placement at SB Energy’s IPO price, while OpenAI holds warrants valued at roughly $5.5 billion, details the company provided in its IPO prospectus released in early September.
Market commentary around the potential valuation for SB Energy has circulated as well, with earlier reports indicating the unit could seek a valuation of as much as $50 billion. For SoftBank, a successful IPO of SB Energy would represent a significant financial upside at a time when the broader investment case faces complications.
One immediate complication stems from an altered timeline for returns on SoftBank’s stake in OpenAI. The startup’s decision not to pursue a 2026 initial public offering has delayed an anticipated realization event for that investment, a development that contributed to the sharp sell-off in SoftBank shares on Monday. In addition, recent calls for a slowdown in artificial intelligence development and growing safety concerns around AI have applied downward pressure on the company’s stock in recent sessions.
Tuesday’s rebound suggests investors are re-evaluating the near-term outlook based on SB Energy’s progressing IPO plans and the disclosed commitments from major technology players. Nonetheless, the stock’s recent volatility reflects both the upside potential tied to asset realizations and the immediate uncertainties attached to the company’s exposure to the evolving AI sector.