If the deal goes ahead, it would elevate OpenAI’s valuation on paper by two-thirds to US$500 billion, making it one of the ...

OpenAI explores stock sale for employees, valued at $500 billion, amid negotiations with Microsoft and recent technology ...

Buffett, who oversees the company’s share repurchase programme, stopped buying back Berkshire shares in May 2024. He repurchases stock when he “believes that the repurchase price is below Berkshire’s ...