NEW YORK (CNN)-- Harry Markopolos, the fraud investigator whose efforts to blow the whistle on investment adviser Bernard Madoff were rebuffed by the Securities and Exchange Commission ...

General Electric traded as much as 8% lower early Thursday after Madoff whistleblower Harry Markopolos raised concerns about the company's finances in a 175-page report. Markopolos alleged the ...

Mark Maremont is a senior editor with The Wall Street Journal. He focuses on investigative reporting, particularly in the ...