FORM 8-K 041307

Company

BOK FINANCIAL CORP

Filed

April 13, 2007

Period of Report

April 11, 2007

Accession Number

0000875357-07-000009

An 8-K is a current report used to announce material events that shareholders should know about — such as earnings releases, mergers, executive changes, or bankruptcy. Learn more about 8-K filings →