Billionaire investor Bill Ackman opened up about the most painful chapter of his career—the collapse of his $4 billion investment in Valeant Pharmaceuticals. In a candid interview, he explained ...

This is an audio transcript of the FT News Briefing podcast episode: ‘Can Bill Ackman create a Berkshire Hathaway rival?’ Marc Filippino Good morning from the Financial Times. Today is Friday, May ...

Hedge-fund manager William Ackman worked the phones for nearly four hours Friday to defend his $4 billion investment in beleaguered drug company Valeant Pharmaceuticals International Inc. But ...