The prospective merger of two top Japanese banks has created some uncertainty for Union Bank of California in the midst of the bank's spirited recovery from real estate problems.

Union Bank is 72% owned by Bank of Tokyo Ltd., which said last week that it is combining with Mitsubishi Bank, owner of Bank of California, in a deal that will create the world's largest banking company.

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.