Billionaire investor Bill Ackman said Monday that Pershing Square will increase its stake in real estate ... day Berkshire Hathaway that would acquire controlling interests in operating companies ...

Berkshire Hathaway is a multi-industry conglomerate ... but it also owns dozens of well-known consumer-facing companies in industries ranging from boxed chocolate to house paint.

Opinions expressed by Forbes Contributors are their own. I write about investing, markets and Berkshire Hathaway. Because the 13F does not include international stocks, Berkshire Hathaway ...

Berkshire Hathaway Inc. has moved some legal work to Baker McKenzie, which last year raided Warren Buffett’s go-to law firm.

The Pershing Square CEO plans to increase his stake in real estate company ... become a modern-day Berkshire Hathaway that would acquire controlling interests in operating companies,” Ackman ...