软银集团：看好 OpenAI

Investment Rating - The report indicates a positive outlook on SoftBank Group, particularly due to its investment in OpenAI, which is seen as a strategic move in the AI sector [4][6]. Core Insights - SoftBank Group is set to invest an additional $30 billion in OpenAI, confirming previous media reports. This investment will be executed in three phases, with each phase amounting to $10 billion [4][6]. - OpenAI has successfully raised a total of $110 billion, with a significant increase in its user base, reaching 900 million weekly active users and 50 million paid users [4][7]. - Despite the focus on OpenAI, the report emphasizes that SoftBank's investment in Arm remains the primary component of its sum-of-the-parts (SOTP) valuation [5]. Summary by Sections Investment Strategy - SoftBank's investment strategy aligns with its long-term vision for artificial superintelligence, with plans to increase its stake in OpenAI from 11% to approximately 13% [6]. - The report suggests that SoftBank may finance this investment through the sale of non-core assets and asset-backed loans [6]. Market Position - SoftBank has established a strong position in the mobile communication and internet sectors, benefiting from the growing acceptance of internet services in Japan and the global focus on AI [11]. - The company’s revenue is predominantly generated from Asia, accounting for 91.8% of its total revenue, with a significant portion coming from its core mobile communication business [12]. Financial Metrics - As of February 27, 2026, SoftBank's stock price was 4,089.0 JPY, with a market capitalization of $149.67 billion. The report notes a consensus target price of 6,529.40 JPY [12]. - The report highlights SoftBank's substantial holdings in Arm, valued at $117 billion, which exceeds the value of its stake in OpenAI post-investment [5].