By Adam Levy, The Motley Fool
Publication Date: 2026-09-29 17:52:00
Warren Buffett has quite an extensive fan base, and for good reason. He took a failing textile company called Berkshire Hathaway (NYSE: BRKA) (NYSE: BRKB) and turned it into a multinational holding company with a massive insurance operation at its center and a stock portfolio worth hundreds of billions of dollars. (He couldn’t save the textile business, though.)
One of his fans is Bill Ackman, who aspires to build Howard Hughes Holdings into another Berkshire. He’s still just getting started on that effort, acquiring an insurance business for the company this year. In the meantime, he runs a hedge fund firm, Pershing Square, which holds a concentrated portfolio of his top investment ideas.
Missed AI’s “Act 1”? Act 2 Could Be 15x Bigger. Most investors think they missed the AI boat because they didn’t buy Nvidia in 2005. But according to our analysts, we’re only at the end of “Act 1″—the R&D phase. “Act 2” is the global rollout. Continue »
…

