Jamie Dimon

JPMorgan's results beat forecasts as trading revenue jumps

JPMorgan Chase & Co. reported solid second-quarter earnings Thursday as trading revenue jumped. The bank was also able to continue cutting expenses.

In a sign that the U.S. economy continues to improve, JPMorgan noticeably expanded its loan portfolio in the quarter as a response to increasing demand from both consumers and businesses. That's despite the economic headaches from the U.K. vote to leave the European Union and market turmoil earlier in the year.

The nation's largest bank by assets and revenue earned $5.67 billion after payments to preferred shareholders . That's down slightly from a profit of $5.78 billion in the same period a year earlier. On a per share...