US

Matteo Cassina | Citadel Execution Services | December 15, 2011
Daniel Ciment, Keidy Sakamoto | J.P. Morgan, Itaú BBA | December 15, 2011
Annie Walsh | CameronTec | December 15, 2011
Raymond Russell, Julian Ragless, Richard Leung | Corvil, Hong Kong Exchanges and Clearing, Ltd | December 15, 2011
Simo Puhakka, Harrell Smith | Pohjola Asset Management, Portware | December 15, 2011
Kevin Carrai | Direct Edge | September 15, 2011
Garvin Young | Brown Brothers Harriman | September 15, 2011
Bart Chilton | Commodity Futures Trading Commission | September 15, 2011
Carl Weir | HSBC | June 15, 2011
Clare Rowsell, Rob Boardman | ITG | June 15, 2011