Permanent Subcommittee On Investigations Hearing With Barclays And Renaissance Technologies

Jonathan Mayers, counsel at Renaissance Technologies LLC, right, and Mark Silber, executive vice president, chief financial officer and chief legal officer at Renaissance Technologies, center, listen as Satish Ramakrishna, global head of prime services risk at Deutsche Bank Securities Inc., speaks during a Senate Permanent Subcommittee on Investigations hearing in Washington, D.C., U.S., on Tuesday, July 22, 2014. A Renaissance Technologies LLC hedge fund's investors probably avoided more than $6 billion in U.S. income taxes over 14 years through transactions with Barclays Plc and Deutsche Bank AG, the Senate committee said. Photographer: Andrew Harrer/Bloomberg via Getty Images