TECHNOLOGYOpenAI in Talks for Share Sale at $500 Billion ValuationDhruva KulkarniAugust 6, 2025August 6, 2025 August 6, 2025August 6, 2025 OpenAI is exploring a secondary share sale that could value the company at $500 billion, a significant increase from its earlier valuation of $300 billion....