JPMorgan Said to Transform Treasury to Prop Trading Under Macris

JPMorgan Said to Transform Treasury to Prop Trading Under Macris

Simon Dawson/Bloomberg

The offices of JPMorgan Chase & Co. are seen in the business and financial district of Canary Wharf in London, U.K. Bruno Iksil, a London-based trader in JPMorgan Chase & Co.'s chief investment office, has built derivatives positions linked to corporate credit that are so big he's moved markets.