SoftBank's shares surged 146% since April, driven by massive AI investments like $40 billion in OpenAI and plans for $100 billion in U.S. AI infrastructure, elevating its Topix index weight to 2% alongside Toyota. Despite risks from past losses, this signals Japan's tech resurgence and AI's market dominance.
SoftBank Shares Soar 146% on $140B AI Investments and Japan Tech Revival
