SoftBank Group is trading 3.2% lower at ¥6,149, with no clear company-specific catalyst identified for September 25, 2026. - Its latest major announcement was a September 24 issuance of $11.1 billion in high-yield bonds to help fund its OpenAI investment; available coverage does not directly link it to the decline. - Broader risk aversion and elevated borrowing-cost concerns may be contributing, but evidence is inconclusive. Reuters reported the bond financing details.