Einhorn took a bruising in the markets last year, but at least one of his apparent strategies is now paying off handsomely. » Read More
Bill Ackman should have listened!
After Valeant took a bite out of Bill Ackman's hedge fund, the billionaire described his firm's standing to CNBC's Scott Wapner.
Check out the companies making headlines after the bell Wednesday: FedEx, Williams-Sonoma, Guess & more.
The drug company's stock closed down 51% to $33.54 a share Tuesday on disappointing financial news, USA TODAY reports.
Andrew Left of Citron Research explains why Mallinckrodt is worse than Valeant. Mark Trudeau, Mallinckrodt CEO, responds.
Jim Cramer was shocked to see so much bad news, yet a win for the bulls on Tuesday. What could have neutralized the negativity?
Wall Street investor Bill Ackman says he is still confident in Valeant and he plans to be more proactive in his dealings with it.
Jim Cramer looks at how far stocks have come since the Haines bottom, and how some of the winners could have been spotted.
Some of the names on the move ahead of the open.
Investor Bill Ackman told CNBC he expected under-fire pharma company Valeant to take just weeks to sort out the issues hammering its share price.
Herbalife is in talks with regulators regarding a probe of the company's business practices and said that the outcome of the talks was uncertain.
Herbalife soundly beat Wall Street expectations Thursday, reporting earnings per share of $1.19.
The billionaire investor has managed to erase his entire 40 percent return of 2014.
CNBC's Michael Santoli explains why the tough times for hedge funds are setting up opportunities to buy the securities left behind in their retreat.
The Pershing Square Capital CEO reiterated his support for a Bloomberg run.
The billionaire CEO of Pershing Square Capital penned a strong endorsement for Bloomberg in a Financial Times op-ed.
Amanda Cantrell, "Alpha Magazine," shares the results of its annual hedge fund report card where investors grade the top and worst-performing funds.
Pershing Square's 2016 losses accelerate. CNBC's Seema Mody reports the details.
in the stress tests that large U.S. banks have to undergo, the central bank is hypothesizing that short-term Treasury yields could drop below zero.
Shares of Herbalife started the week more than 2 percent higher after government probes reportedly cleared the company.