Some executives might be tempted to relax after a chancy bank rescue, but not Oklahoma oilman George B. Kaiser. Having done the impossible, he is now happily tackling the difficult.

In his largest expansion since buying the then-languishing Bank of Oklahoma from the Federal Deposit Insurance Corp., Mr. Kaiser agreed last month to buy 19 branches and $520 minion of deposits from Sooner Federal Savings and Loan Association, Tulsa. The deal is part of Mr. Kaiser's plan to build a retail franchise and wean Bank of Oklahoma from a reliance on commercial loans.

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.