Microsoft s shares rose about 1.5%, with the company on track to add nearly $30 billion to its market value at current levels. That was nearly equal to the valuation OpenAI commanded in its last fundraise.
Microsoft emerged on Monday
as the big winner of the upheaval at OpenAI, hiring ousted CEO
Sam Altman and other key staff of the startup to avert a
potential flight to rivals and help deepen its lead.