Carl Icahn has sent Apple CEO Tim Cook an open letter, reports CNBC's Carl Quintanilla. And he says the company's shares are now worth $240.
Top U.S. hedge fund investors and activists took new positions or raised their equity stakes in fast food chain McDonald's in first quarter.
Famed investor Carl Icahn is leading a round of $150 million in new funding for Lyft. Discussing what the move means for the ride-sharing company, with CNBC's Kate Rogers and Andrew Romans, Rubicon Venture Capital.
Shares of Netflix are rallying after reports the company is in talks with Jack Ma-led "Wasu Media" about bringing content to China. Re/code's Kara Swisher, discusses Netflix, as well as news Icahn is investing in Lyft and the Verizon-AOL deal.
Billionaire investor Carl Icahn is happy to announce his firm is investing in Lyft.
Lyft, the San Francisco-based ride-sharing company, announced Friday it had secured $100 million in funding from investor Carl Icahn.
Intel told eBay CEO John Donahoe that he needs to show up at more board meetings. After a busy 2014, this year is off to a better start.
The Avengers sequel topped the domestic box office for the second weekend in a row with an estimated $77.2 million according to data.
"Avengers: Age of Ultron" sequel failed to top the all-time record of the first film's $207.4 million debut in 2012.
Ariad Pharmaceuticals' CEO will retire this year in a settlement with hedge fund Sarissa Capital, capping months of agitation.
Humana CEO Bruce Broussard agrees that investing long term is more important for companies than returning capital to shareholders.
"Furious 7" maintained speed in its 2nd week, earning $60.6 million and bringing its box-office haul to $252.5 million.
After two record-setting years in a row, activists are back at it again only in even bigger numbers this year, according to a Moody's report.
Jim Cramer warns investors about activists, and gives the best approach to make money from an activist stock.
Hedge fund mogul William Ackman said on Monday that shutting down Herbalife is "one of the most important things" he can do.
Can you guess the top six rising stars of activist hedge fund investing? Meet them here.
Think you know all there is to know about Twitter? Think again.
The activist investor tells CNBC he has not been contacted by the FBI or the Justice Department regarding his campaign against Herbalife.
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