More than ever, investors are being forced to read between the lines in the earnings reports issued by the biggest banking companies.

As banks merge, their quarterly earnings reports are becoming increasingly convoluted. They often contain a dizzying array of one-time gains, merger-related costs, and "nonrecurring" charges that seem to recur over and over.

Limited Time Offer

Save $400 off your subscription. Special offer ends April 30, 2017.

14-Day Free Trial

No credit card required. Complete access to articles, breaking news and industry data.