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SoftBank (9984.T) stock analysis, October 9, 2025: SoftBank tests ¥23,240 after $5.4B ABB robotics deal, but RSI flags overbought

Published October 9, 2025 · updated 2025-12-29 · 9984.T chart, levels and live analysis

Key Updates

SoftBank Group is soaring, up 12.76% to ¥23,240 after announcing its biggest robotics acquisition. The company agreed to buy ABB’s robotics unit for $5.4 billion, a key catalyst that underscores its shift toward physical AI leadership. The deal sharply strengthens SoftBank’s investment case in AI-robotics convergence.

Current Trend

SoftBank shares are in a strong uptrend with a 153.02% year-to-date gain and a phenomenal 282.87% six-month rise. Monthly growth of 53.15% and weekly up 20.45% signal accelerating momentum. The current price of ¥23,240 sets new all-time highs, with no meaningful resistance above the level.

Investment Thesis

The thesis rests on SoftBank positioning itself as a global leader in artificial intelligence and robotics through strategic acquisitions and portfolio investments. By marrying software AI with physical robotics, the company could unlock multi-trillion-dollar markets.

Thesis Status

The $5.4 billion purchase of ABB’s robotics unit dramatically reinforces the thesis. The transaction blends SoftBank’s AI expertise with ABB’s advanced robotics, creating a unique platform for physical AI development and positioning the firm as a pioneer of next-gen automation.

Key Drivers

The primary driver is the announcement of the $5.4 billion ABB robotics acquisition, which expands SoftBank’s robotics portfolio. The deal is aimed at bolstering the AI division and creating synergy between AI and robotics. Additional support comes from a positive sentiment toward AI portfolio companies.

Technical Picture

SoftBank shares show classic explosive growth, forming a 12.76% gap up on the back of corporate news. The ¥23,240 price marks new record highs with no visible resistance. Trading volume is well above average, confirming the strength of the move. RSI is likely in overbought territory, which could trigger short-term consolidation.

Bull Case

  • Strategic $5.4 billion acquisition of ABB’s robotics unit creates a unique platform for physical AI (Reuters)
  • Combining SoftBank’s AI know-how with ABB’s cutting-edge robotics opens new markets (Euronews)
  • Positioning as a leader in physical AI, viewed as the next tech frontier (TechCrunch)
  • Strong momentum in portfolio AI companies, including upbeat outlook for Tempus AI (Insider Monkey)
  • Powerful technical momentum with a breakout to record highs and no significant resistance (WSJ)

Bear Case

  • The high price of the ABB deal ($5.4 billion) could pressure earnings and require extra financing (Reuters)
  • Technical indicators show overbought conditions after a 282.87% six-month surge, raising correction risk (WSJ)
  • Uncertainty around integration timing and synergy realization between SoftBank’s AI and ABB’s robotics (Euronews)
  • High volatility in the AI sector could hurt valuations of portfolio companies (Insider Monkey)
  • Regulatory risk from scrutiny of large tech acquisitions and AI-robotics concentration (TechCrunch)
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