SoftBank Group is trading 4.68% higher at $20.12, with no new company-specific announcement identified for September 29, 2026. - Reuters’ recent coverage describes SoftBank’s $11.1 billion bond sale to fund OpenAI and other AI investments, plus concerns about borrowing costs and financial exposure; it does not link the coverage to today’s gain. - Intraday readings show the S&P 500 and Dow slightly lower, while the Nasdaq is higher. No reliable volume or activity details were provided, leaving the reason unclear.