Former JPMorgan (JPM) exec Javier Martin-Artajo repeatedly encouraged "London whale" Bruno Iksil...

|About: JPMorgan Chase & Co. (JPM)|By:, SA News Editor

Former JPMorgan (JPM) exec Javier Martin-Artajo repeatedly encouraged "London whale" Bruno Iksil to report higher valuations on some trades than they are likely to have received in the market at the time, the WSJ reports, which is why the mounting losses took so long to be discovered. However, the trader's valuations were within a wide band set by JPM's oversight group, so it approved them.