Federal criminal authorities are reportedly investigating whether a top Goldman Sachs (GS)...

|About: Goldman Sachs Group Inc. (GS)|By:, SA News Editor

Federal criminal authorities are reportedly investigating whether a top Goldman Sachs (GS) manager passed inside information about tech stocks to the firm's hedge-fund clients. David Loeb, a 10-year Goldman veteran, was mentioned by a defense witness during the insider-trading trial of Raj Rajaratnam last year.