Banks at Risk Five Years After Lehman as Wall Street Pushes Back

Banks at Risk Five Years After Lehman as Wall Street Pushes Back

Simon Dawson/Bloomberg

A man looks up at the offices of JPMorgan Chase & Co. in London. The ability of banks to hide risk, years after Lehman Brothers Holdings Inc.’s fall, was demonstrated by JPMorgan’s $6.2 billion loss in 2012 on wrong-way derivatives bets by a trader known as the London Whale because his positions were so vast.