In Facebook COO Sheryl Sandberg's book “Lean In,” she urges women to step up in the workplace, take on leadership roles and demand higher pay. So it seemed a little out of character for the author's Lean In Foundation to solicit for an unpaid internship.

If the NYPD routinely stopped and frisked rich, white billionaires who have amassed tremendous wealth while Main Street suffered the greatest economic collapse since the Great Depression, Mayor Bloomberg might be singing a different tune. But that's …

Eike Batista, Chairman and CEO of the EBX Group, might be one of the most unlucky billionaires alive. But a recent equity stake sale to EIG Management in the U.S. could keep his billionaire status alive next year, if nothing else goes wrong within EBX …

Two famous billionaire investors, Carl Icahn and George Soros, are behind the latest Apple surge. Regulatory documents show Soros more than doubled his stake in Apple in recent months. The disclosure came a day after Icahn took to his Twitter account …

Piccinini's stake in the company is valued at almost $1.1 billion, according to the Bloomberg Billionaires Index, based on the average enterprise value-to-earnings before interest, taxes, depreciation and amortization, and enterprise value-to-sales …

While 14 billionaire investors added or bought new holdings in Apple ( AAPL ), David Tepper is one of four Gurus reducing their AAPL positions in the second quarter of 2013. Here is Apple's second quarter 2013 highlight related to Tepper's most recent …

Apple Stock Soars Following Billionaire's Tweet. Shares of Apple Inc. shot up 5 percent after Carl Icahn took to Twitter about his stock purchase. 00:57 | 08/14/2013. Share: Transcript for Apple Stock Soars Following Billionaire's Tweet. First team is …

Jonathan Gray, the 43-year-old who runs Blackstone Group LP's (BX) real estate business, is the latest billionaire to emerge from the world's largest manager of private equity and property. Gray, who joined New York-based Blackstone in 1992 after …

If the NYPD routinely stopped and frisked rich, white billionaires who have amassed tremendous wealth while Main Street suffered the greatest economic collapse since the Great Depression, Mayor Bloomberg might be singing a different tune. But that's …