Jérôme Kerviel bank a profit of US$2 billion as of 2007. Managers for Société Générale have described some of the means Kerviel employed to avoid the bank's internal controls and escape detection. Its Executive Chairman Daniel Bouton describes the pattern as like "a mutating virus" in which hundreds of thousands of trades were hidden behind offsetting faked hedge trades. Officials say Kerviel was careful to close the trades in just two or three days, just before the trades' timed controls would trigger notice from the bank's internal control system, and Kerviel would then shift those older positions to newly initiated trades. City
Futures contract be issued to bring the account back up to the required level. Maintenance margin A set minimum margin per outstanding futures contract that a customer must maintain in their margin account. Margin-equity ratio is a term used by speculators, representing the amount of their trading capital that is being held as margin at any particular time. The low margin requirements of futures results in substantial leverage of the investment. However, the exchanges require a minimum amount that varies depending on the contract and the trader. The broker may set the requirement higher, but may not set it lower. A trader,