The Endeavor CEO was enlisted to join investors who put in an unsolicited offer to buy OpenAI's majority share of its for-profit arm.

The board of OpenAI unanimously rejected Elon Musk's $97.4 billion takeover bid, declaring on Friday that the tech firm is “not for sale.” Donald Trump’s “First Buddy” and a group of investment firms ...

Ari Emanuel was one of the backers behind Elon Musk's $97.4 billion bid for OpenAI — and although the Tesla billionaire has ...