Wall St. Banks Expected to Post Weak 2nd-Quarter Results

"Only a few short months ago, JPMorgan Chase traders were on such a roll that they did not have a single losing day in the first quarter. But when the bank reports its second-quarter results this week, that hot streak will have come to an end. Analysts expect JPMorgan to count an almost 20 percent drop in its sales and trading revenues, reflecting a slowdown in investor activity and the dismal performance of its fixed-income and commodities groups."