OpenAI raised $122 billion in its latest funding round, marking the largest in Silicon Valley's history. The investment, which values the company at $852 billion, includes major contributions from Amazon, Nvidia, and SoftBank, and expands access for individual investors through ARK Invest's funds.

• OpenAI raised $122 billion at an $852 billion valuation—the largest funding round in Silicon Valley history, with Amazon, Nvidia, and SoftBank contributing $110 billion combined.
• Retail investors can now get exposure through ARK Invest ETFs (3% allocation in its $6 billion Innovation ETF) plus over $3 billion raised from wealthy individuals via banks.
• OpenAI shares are also showing up in mutual funds/ETFs from T. Rowe Price and Fidelity, signaling broadening mainstream investor access ahead of a possible IPO by year-end.

OpenAI has transitioned its for-profit subsidiary into a public-benefit corporation, allowing Microsoft to acquire a 27% stake and pushing its valuation above $4 trillion. This change aims to facilitate fundraising and talent acquisition while addressing concerns over OpenAI's commitment to its nonprofit mission amid ongoing litigation.

• OpenAI's for-profit subsidiary restructured into a public-benefit corporation, giving Microsoft a 27% stake
• The restructuring pushed Microsoft's valuation above $4 trillion
• The move is meant to ease fundraising and talent recruitment while facing litigation over whether it betrays OpenAI's nonprofit mission