Mr. Sohos, 44, joined Knight in 2000 and has been a member of the senior ETG management team since 2005. Most recently, he led the quantitative teams responsible for executing all U.S. and European client order flow. Mr. Sohos will report to Thomas M. Joyce, Chairman and Chief Executive Officer, Knight Capital Group.

"George has been an instrumental part of the growth and development of Knight's Electronic Trading Group from the start," said Mr. Joyce. "As one of the industry's top electronic trading teams, ETG generates the deep, in-house liquidity which is the foundation of Knight's market making and trading. George has a thorough understanding of the role, ETG talent and Knight's strategy. Under his direction, we plan to further expand client market making and principal trading activities across geographies and asset classes."

Knight is one of the world's leading market makers providing liquidity both on- and off-exchange in a broad range of securities. ETG employs sophisticated quantitative models and trading technology to provide clients with deep, natural liquidity in U.S. and European equities, options and foreign exchange. In addition, Knight is consistently ranked at or near the top in all statistical measures of execution quality for U.S. equities.

Biography

George Sohos

Managing Director,

Head of Electronic Trading Group

George Sohos is responsible for overseeing the Electronic Trading Group (ETG) globally.

Mr. Sohos joined Knight in 2000 and has been a member of the senior ETG management team since 2005. His responsibilities cover all global electronic market making and principal trading across asset classes. Prior to joining Knight, he worked as a software engineer at IBM and as a senior scientist at Enviro Engineering.

Mr. Sohos has a PhD in applied mathematics from the University of Arizona and a bachelor of science in mathematics from Panepistimion Patron in Greece.