Pershing Square still owned 30.3 million Uber shares worth roughly $2.21 billion at the end of the first quarter of 2025.

The surge in "vibe coding"—a term coined by AI researcher Andrej Karpathy to describe the practice of using AI to generate code based on natural language prompts—has introduced a new set of challenges ...

Bill Ackman might have some ideas — and he's quietly putting them in motion. The billionaire hedge fund manager, best known ...