0001169232-08-002657 8-K 1 20080716 5.02 20080718 20080718 BOK FINANCIAL CORP ET AL 0000875357 6021 731373454 OK 1231 8-K 34 000-19341 08959824 BANK OF OKLAHOMA TOWER PO BOX 2300 TULSA OK 74192 9185953025 BANK OF OKLAHOMA TOWER P O BOX 2300 TULSA OK 74192 8-K 1 d74564_8-k.htm CURRENT REPORT