2008 Société Générale trading loss the bank's total market capitalization. Bank officials claim that Kerviel tried to conceal the activity by creating losing trades intentionally so as to offset his early gains. According to the BBC, Kerviel generated €1.4 billion in hidden profits by the end of 2007. His employers say they uncovered unauthorized trading traced to Kerviel on January 19, 2008. The bank then closed out these positions over three days of trading beginning January 21, 2008, a period in which the market was experiencing a large drop in equity indices, and losses attributed are estimated at €4.9 billion. The bank claimed Kerviel "had
2011 UBS rogue trader scandal trades, and then the bank informed the Financial Services Authority and the police. On 16 September, it was announced that City of London Police charged Adoboli with fraud by abuse of position and false accounting. On 18 September 2011, UBS issued a statement which revealed the losses from the alleged unauthorized trading stood at $2.3 billion. The rogue trader reportedly racked up the losses by speculating on EuroStoxx, DAX and S&P 500 indexes. The prosecutor in Adoboli's trial, Sasha Wass, stated that Adoboli "was a gamble or two from destroying Switzerland's largest bank for his own benefit." According to "Business