SoftBank sells stake in Nvidia for $5.8bn as it doubles down on OpenAI bets
1. SoftBank sold its Nvidia stake for $5.8 billion in October. 2. Nvidia shares fell by 3.5% following the SoftBank announcement. 3. SoftBank focuses on investing heavily in OpenAI, exceeding $30 billion. 4. Concerns rise about valuation and potential AI bubble surrounding Nvidia. 5. SoftBank's exit reflects strategic reallocation towards evolving AI investments.