Hedge fund manager Whitney Tilson sat down with CNBC's Kelly Evans for an in-depth interview about his investment strategy. » Read More
In 2011, hedge fund manager Whitney Tilson was down 25 percent. By 2013, he set his sights on making up his lost ground.
Bill Ackman and David Einhorn are two of the most well-known top hedge fund managers, but they might as well be on a seesaw.
Pivotal Research analyst Tim Ramey has a buy on Herbalife.
CNBC's Jim Cramer explains why he is watching Herbalife and how there is no longer an active DOJ investigation.
Some of the names on the move ahead of the open.
Check out the companies making headlines after the bell Thursday: GoPro, Square, Herbalife, Yelp and more.
Shares in Herbalife jumped more than 13 percent in after-hours trading.
Herbalife says FTC talks are at 'advanced stage.' CNBC's Sue Herera reports the updates.
Hedge fund manager Bill Ackman took more swipes at Herbalife, saying he has not changed his bet against the nutritional company.
Discussing shining the spotlight on Herbalife, with Bill Ackman, Pershing Square Capital CEO and portfolio manager.
Hedge fund titan Bill Ackman is best known for his investments in the market, but it's another investment that's grabbing the attention of Wall Street.
European soccer has consistently outstripped all other sports in terms of generating revenue.
Activist investor Bill Ackman has long had an ax to grind against Herbalife. Now, the battle is the subject of a big-screen documentary.
Bill Ackman, Pershing Square Capital CEO, discusses what he learned in the process of participating in a new documentary that looks at his fight against Herbalife.
In Ted Braun's new documentary, "Betting On Zero," hedge fund titan Bill Ackman doubles down on a surprising adversary: Herbalife. He joins to discuss.
The "Worldwide Exchange" crew discusses the morning's top attention-grabbing headlines, including a piece written in the Wall Street Journal titled, "Jack Lew's Corporate Tax Ambush," and a look at billionaire Bill Ackman's huge losses from bets on Herbalife and Valeant.
Billionaire investor William Ackman faced close questioning on Wednesday when he detailed his hedge fund's biggest-ever quarterly loss.
The drug company's stock closed down 51% to $33.54 a share Tuesday on disappointing financial news, USA TODAY reports.
Nutrition company Herbalife says the company identified "errant" information regarding its active new membership figures, reports CNBC's Seema Mody.
The nutrition company reported false figures of its active new members, blaming it on a database error.