Ackman, head of the $20 billion hedge fund Pershing Square Capital Management, criticized Buffett for being too passive in ...

Warren Buffett has sold record amounts of stock over the past 18 months but hasn't given the public much information as to ...

The board of directors for the developer of master-planned communities called the $90-per-share offer from Pershing Square ...

Ackman said he hopes to build “a modern Berkshire Hathaway," and expressed confidence in Buffett’s successor’s ability to ...

The real estate company entered a standstill agreement with Bill Ackman’s investment fund to allow more time to explore ...