Jérôme Kerviel Jérôme Kerviel Jérôme Kerviel (; born 1977) is a French trader who was convicted in the 2008 Société Générale trading loss for breach of trust, forgery and unauthorized use of the bank's computers, resulting in losses valued at €4.9 billion. Société Générale characterizes Kerviel as a rogue trader and claims Kerviel worked these trades alone and without its authorization. These assertions have been met with skepticism by some of Kerviel's former colleagues and acquaintances, as well as by some members of the news media. Kerviel had told investigators that his trading behavior was widespread at the company and that making
2012 JPMorgan Chase trading loss be responsible for what information was revealed, and information was withheld from the regulators. There had been a series violations of the Sarbanes–Oxley regulations requiring certain protections. On May 10, 2012, Dimon announced that there was a loss of at least $2 billion through "egregious mistakes" in trading. The Volcker Rule, part of the Dodd–Frank Wall Street Reform and Consumer Protection Act, bans high-risk trading inside commercial banking and lending institutions. The Volcker rule is sometimes referred to as "a modern Glass-Steagall firewall that separates core banking system from higher-risk, hedge fund-style proprietary trading". The rule's implementation had been repeatedly